{"id":39661,"date":"2025-07-22T11:35:23","date_gmt":"2025-07-22T09:35:23","guid":{"rendered":"https:\/\/ecol.eu\/?page_id=39661"},"modified":"2025-09-01T15:04:59","modified_gmt":"2025-09-01T13:04:59","slug":"filling-transformers-with-oil-supply-treatment-testing","status":"publish","type":"page","link":"https:\/\/ecol.eu\/en\/technologies-and-services\/lubrication-services\/filling-transformers-with-oil-supply-treatment-testing\/","title":{"rendered":"Filling transformers with oil \u2013 supply, treatment, testing"},"content":{"rendered":"<header class=\"page-hero alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <div class=\"col-lg-7 offset-lg-1 page-hero__text\">\n\n        <nav aria-label=\"Okruszki\" role=\"navigation\">\n  <ul class=\"breadcrumbs\" aria-label=\"lista okruszk\u00f3w\">\n\n    \n      <li class=\"breadcrumbs__item\">\n\n                  <a href=\"https:\/\/ecol.eu\/en\/\" class=\"breadcrumbs__link\">Home page<\/a>\n        \n      <\/li>\n\n    \n  <\/ul>\n<\/nav>\n\n        <h1 class=\"heading heading--sb\">Filling transformers with oil \u2013 supply, treatment, testing<\/h1>\n\n                  <p class=\"desc\">Comprehensive service for transformers &#8211;&nbsp;from oil supply to vacuum filling. We provide a&nbsp;full range of services related to electrical insulating oil: we supply oil of the highest quality, carry out its treatment and precise filling of the transformer under vacuum conditions.<\/p>\n        \n      <\/div>\n\n      <ul class=\"col-lg-7 offset-lg-1 links\" data-links><\/ul>\n\n    <\/div>\n\n    \n      <svg class=\"page-hero__bg page-hero__bg--realizations\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1922.82 1147.97\"><defs><style>.cls-1{stroke-width:.5px;}.cls-1,.cls-2{fill:none;stroke:#1d1d1b;stroke-miterlimit:10;}<\/style><\/defs><line class=\"cls-2\" x1=\".06\" y1=\"806.81\" x2=\"248.27\" y2=\"778.94\"\/><line class=\"cls-2\" x1=\"708.9\" y1=\"620.48\" x2=\"248.27\" y2=\"778.94\"\/><line class=\"cls-2\" x1=\"1025.82\" y1=\"538.28\" x2=\"708.9\" y2=\"620.48\"\/><line class=\"cls-2\" x1=\"1094.42\" y1=\"556.42\" x2=\"1025.82\" y2=\"538.28\"\/><line class=\"cls-2\" x1=\"1266.2\" y1=\"549.05\" x2=\"1094.42\" y2=\"556.42\"\/><line class=\"cls-2\" 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y2=\"438.92\"\/><line class=\"cls-1\" x1=\"1501.9\" y1=\"419.66\" x2=\"1496.13\" y2=\"433.39\"\/><line class=\"cls-1\" x1=\"1516.52\" y1=\"384.86\" x2=\"1509.47\" y2=\"401.63\"\/><path class=\"cls-1\" d=\"M1494.45,444.53c-1.8,.09-3.26,1.43-3.54,3.17\"\/><path class=\"cls-1\" d=\"M1498.05,449.9c.23-.49,.36-1.03,.36-1.6,0-1.19-.55-2.25-1.41-2.94\"\/><path class=\"cls-1\" d=\"M1491.42,450.27c.66,1.08,1.86,1.8,3.22,1.8,.4,0,.79-.06,1.16-.18\"\/><circle class=\"cls-1\" cx=\"1494.45\" cy=\"448.2\" r=\"1.39\"\/><path class=\"cls-1\" d=\"M1504.89,423.19l-7.58,21.89c-3.73,4.66-2.86-1.2-2.86-1.2l1.76-4.97\"\/><path class=\"cls-1\" d=\"M1516.5,384.93s1.14-.8,1.45,.55l-6.53,18.86\"\/><\/g><\/svg>\n\n    \n  <\/div>\n<\/header>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"normal-content alignwide \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n\n\t    \n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__image-wrapper\">\n\n\t\t\t    \t\t\t\t    <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2025\/07\/baltic-power-2.webp\" class=\"normal-content__image\" alt=\"baltic-power (2)\" loading=\"lazy\">\n\t\t\t    \n\t\t    <\/div>\n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__text\">\n\t\t\t    <div class=\"normal-content__text-wrapper\">\n\n\t\t\t\t    \n\t\t\t\t\t    <h2 class=\"heading heading--line\">our offer<\/h2>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <h3 class=\"heading\">comprehensive service of <b>filling transformers with oil<\/b><\/h3>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <p class=\"desc\">We offer a&nbsp;full range of services for filling transformers with electrical insulating oil &#8211;&nbsp;from the supply of the highest quality oil, through its treatment, to the precise filling of the transformer under vacuum conditions.<br><br>The process is carried out in accordance with strict technical and environmental standards, and each step is accompanied by quality control confirmed by laboratory tests.<br><br>With mobile teams and 24\/7 operation, we ensure fast turnaround times and minimize downtime.<\/p>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t    <\/div>\n\t\t    <\/div>\n\n\t\t\t\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"shortcuts shortcuts-2 alignwide  \">\n  <div class=\"shortcuts__content container\">\n    <div class=\"row justify-content-center\">\n      <div class=\"offset-lg-2 offset-md-0 col-lg-10\">\n\n                  <h2 class=\"heading heading--line\">shortcuts<\/h2>\n        \n        \n\t        <ul class=\"listing\">\n\n\t\t        \n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<li class=\"listing__item\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"#dostawy\" target=\"\" class=\"listing__link listing__link--link\" title=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"heading\">supplies<\/h3>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">supply of transformer oil<\/p>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/li>\n\n\t\t        \n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<li class=\"listing__item\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"#diagnostyka\" target=\"\" class=\"listing__link listing__link--link\" title=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"heading\">diagnostics<\/h3>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">diagnostics, quality control and laboratory testing<\/p>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/li>\n\n\t\t        \n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<li class=\"listing__item\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"#napelnianie\" target=\"\" class=\"listing__link listing__link--link\" title=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"heading\">filling<\/h3>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">transformer oil filling and end casing<\/p>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/li>\n\n\t\t        \n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<li class=\"listing__item\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"#odpady\" target=\"\" class=\"listing__link listing__link--link\" title=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"heading\">waste management<\/h3>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">management of petroleum and other industrial wastes<\/p>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/li>\n\n\t\t        \n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<li class=\"listing__item\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"#contact\" target=\"\" class=\"listing__link listing__link--link\" title=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"heading\">contact<\/h3>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">contact us directly<\/p>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/li>\n\n\t\t        \n\t        <\/ul>\n\n        \n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"editor alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <article class=\"offset-lg-2 col-xl-9 col-lg-10 editor__text\">\n\n        \n          \n            \n\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t      \n\t\t\t\t\t\t      \t\t\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t\t\t      <h2 class=\"post__header heading heading--line\">the role of transformer oil<\/h2>\n<p class=\"post__paragraph\">Transformer oil plays a\u00a0key role in the proper operation of high-power transformers. Its primary functions are effective electrical insulation of the windings and efficient dissipation of heat generated during operation. Thanks to its excellent dielectric properties, the oil penetrates all the internal spaces of the transformer, protecting it from moisture and external factors that could cause incomplete discharges and failures.<\/p>\n<p class=\"post__paragraph\">Regular inspection of the oil condition and its proper preparation before filling the transformer are the foundations of reliability and long-term operation of the equipment. Improper oil or oil contamination can lead to shortened transformer life and, in extreme cases, to costly failures and production stoppages.<\/p>\n\n\t\t\t\t\t\t\t      <\/div>\n\t\t\t\t\t\t      \t\t\t\t\t      <\/div>\n                \n          \n        \n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"wide-text-bar alignwide  wide-text-bar--gradient\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <div class=\"offset-lg-2 col-lg-8 wide-text-bar__text\">\n\n        \n          <p class=\"desc\">Regular inspection of the <b>oil condition<\/b> and its proper preparation before <b>filling the transformer<\/b> are the foundations of reliability and long-term operation of the device.<\/p>\n\n        \n        \n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"normal-content alignwide \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n\n\t    \n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__image-wrapper\">\n\n\t\t\t    \t\t\t\t    <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2025\/07\/napelnianie-transformatorow-transport.webp\" class=\"normal-content__image\" alt=\"napelnianie-transformatorow-transport\" loading=\"lazy\">\n\t\t\t    \n\t\t    <\/div>\n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__text\">\n\t\t\t    <div class=\"normal-content__text-wrapper\">\n\n\t\t\t\t    \n\t\t\t\t\t    <h2 class=\"heading heading--line\">deliveries<\/h2>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <h3 class=\"heading\">fast delivery of transformer oil 24\/7<\/h3>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <p class=\"desc\">We have our own warehouses and strategic stocks of electrical insulating oils, which allows us to make fast deliveries 24\/7, including in bulk in tankers or drums.<br><br>As one of the largest industry distributors, we offer oils that meet the highest standards, confirmed by quality control in our certified laboratory.<br><br>The oil we supply complies with the requirements of transformer manufacturers and has all the necessary approvals and permits, including a&nbsp;license from the Energy Regulatory Office and registration in the SENT system. We coordinate all transportation, taking care of safety and timely delivery.<\/p>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t    <\/div>\n\t\t    <\/div>\n\n\t\t\t\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"editor alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <article class=\"offset-lg-2 col-xl-9 col-lg-10 editor__text\">\n\n        \n          \n            \n\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t      \n\t\t\t\t\t\t      \t\t\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t\t\t      <h3 class=\"post__header heading heading--line\">Ecol \u2013\u00a0one-stop supplier of transformer oils for industry<\/h3>\n<ul class=\"post__list post__list--nonordered\">\n<li class=\"post__list-item\">We operate our own Tax Warehouse, which allows the handling, production and sale of lubricating oils under the exemption or suspension of excise duty \u2013\u00a0exclusively for authorized entities. We carry out deliveries from both EU and non-EU countries, with full compliance with applicable laws, including product levies.<\/li>\n<li class=\"post__list-item\">We have a\u00a0license from the ERO to trade in liquid fuels, which allows us to also supply oils classified under CN codes as fuels. We are registered in the SENT system and carry out transport in accordance with the Law on Monitoring the Carriage of Goods and Trade in Heating Fuels.<\/li>\n<li class=\"post__list-item\">We operate comprehensively \u2013\u00a0we deliver transformer oil directly to the construction site, coordinating the logistics of delivery. Upon arrival at the site, we perform laboratory tests on the oil, including measurement of breakdown voltage and water content, to guarantee the highest level of safety and quality.<\/li>\n<\/ul>\n\n\t\t\t\t\t\t\t      <\/div>\n\t\t\t\t\t\t      \t\t\t\t\t      <\/div>\n                \n          \n        \n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n        <div class=\"container\">\n            <div class=\"row\">\n                <div class=\"offset-lg-1 offset-md-0 col-lg-11\">\n                    \n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n                <\/div>\n            <\/div>\n        <\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"normal-content alignwide \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n\n\t    \n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__image-wrapper\">\n\n\t\t\t    \t\t\t\t    <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2022\/11\/ecol-lab.webp\" class=\"normal-content__image\" alt=\"ecol-lab\" loading=\"lazy\">\n\t\t\t    \n\t\t    <\/div>\n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__text\">\n\t\t\t    <div class=\"normal-content__text-wrapper\">\n\n\t\t\t\t    \n\t\t\t\t\t    <h2 class=\"heading heading--line\">diagnostics<\/h2>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <h3 class=\"heading\">diagnostics, quality control and laboratory testing<\/h3>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <p class=\"desc\">Integral to our service is comprehensive transformer oil diagnostics at every stage &#8211;&nbsp;from receipt of raw material, through processing, to final filling of the transformer.\r\n<br><br>\r\nAt each stage of the project, we conduct detailed monitoring of the parameters of the electrical insulating oil. After delivery, we perform preliminary tests, and then &#8211;&nbsp;during oil conditioning and after filling transformers &#8211;&nbsp;we conduct control laboratory analyses.\r\n<br><br>\r\nThis ensures that the oil retains the required insulating properties, and the entire system meets the conditions for safe and reliable operation from day one.<\/p>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t    <\/div>\n\t\t    <\/div>\n\n\t\t\t\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"editor alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <article class=\"offset-lg-2 col-xl-9 col-lg-10 editor__text\">\n\n        \n          \n            \n\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t      \n\t\t\t\t\t\t      \t\t\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t\t\t      <p class=\"post__paragraph\">We perform a\u00a0wide range of physical and chemical tests, including:<\/p>\n<ul class=\"post__list post__list--nonordered\">\n<li class=\"post__list-item\">determination of water content (ppm),<\/li>\n<li class=\"post__list-item\">measurement of breakdown voltage (kV),<\/li>\n<li class=\"post__list-item\">Dissolved gas chromatographic analysis (DGA),<\/li>\n<li class=\"post__list-item\">Acid number and inhibitor content testing,<\/li>\n<li class=\"post__list-item\">Oil cleanliness assessment according to ISO\/IEC standards.<\/li>\n<\/ul>\n<p class=\"post__paragraph\">DGA diagnostics allow us to detect early signs of potential transformer damage \u2013\u00a0such as incomplete discharge, overheating or pyrolysis of paper insulation \u2013\u00a0allowing us to take preventive action and minimize the risk of failure.<\/p>\n\n\t\t\t\t\t\t\t      <\/div>\n\t\t\t\t\t\t      \t\t\t\t\t      <\/div>\n                \n          \n        \n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n        <div class=\"container\">\n            <div class=\"row\">\n                <div class=\"offset-lg-1 offset-md-0 col-lg-11\">\n                    \n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n                <\/div>\n            <\/div>\n        <\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"normal-content alignwide \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n\n\t    \n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__image-wrapper\">\n\n\t\t\t    \t\t\t\t    <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2025\/07\/napelnianie-transformatorow.webp\" class=\"normal-content__image\" alt=\"napelnianie-transformatorow\" loading=\"lazy\">\n\t\t\t    \n\t\t    <\/div>\n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__text\">\n\t\t\t    <div class=\"normal-content__text-wrapper\">\n\n\t\t\t\t    \n\t\t\t\t\t    <h2 class=\"heading heading--line\">filling<\/h2>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <h3 class=\"heading\">filling the transformer with oil<\/h3>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <p class=\"desc\">Filling a&nbsp;transformer with oil is one of the key steps in preparing the unit for operation. It requires a&nbsp;precise approach, specialized equipment and the experience of the service team.<br><br>Thanks to the use of high-tech vacuum units and procedures that comply with current standards, this process not only allows the vat to be properly filled with electro-insulating oil, but also ensures that the unit is clean, leak-free and fully ready for operation on the power grid.<\/p>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t    <\/div>\n\t\t    <\/div>\n\n\t\t\t\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"editor alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <article class=\"offset-lg-2 col-xl-9 col-lg-10 editor__text\">\n\n        \n          \n            \n\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t      \n\t\t\t\t\t\t      \t\t\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t\t\t      <p class=\"post__paragraph\">The process of filling a\u00a0transformer with oil is a\u00a0high-tech operation carried out with the use of pump-vacuum units that make it possible:<\/p>\n<ul class=\"post__list post__list--nonordered\">\n<li class=\"post__list-item\">removal of moisture, gases and solid contaminants from oil,<\/li>\n<li class=\"post__list-item\">heating the oil to an optimum temperature of 60\u00b0C in a\u00a0way that prevents overheating,<\/li>\n<li class=\"post__list-item\">filling the transformer vat under vacuum (&lt;0.5 mbar), which ensures that the space is fully and evenly filled with oil and eliminates the risk of discharge.<\/li>\n<\/ul>\n<p class=\"post__paragraph\">The process also includes:<\/p>\n<ul class=\"post__list post__list--nonordered\">\n<li class=\"post__list-item\">thoroughly check the transformer for leaks by creating a\u00a0vacuum and pressure tests,<\/li>\n<li class=\"post__list-item\">installation of fittings and safety devices to ensure safe operation,<\/li>\n<li class=\"post__list-item\">protection of the interior of the transformer with dry air or nitrogen before filling,<\/li>\n<li class=\"post__list-item\">repeated pumping of oil in the transformer vat to remove assembly residues and ensure the highest purity (class 10\/6 according to ISO 4406),<\/li>\n<li class=\"post__list-item\">collection of samples for final testing in an accredited laboratory.<\/li>\n<\/ul>\n<p class=\"post__paragraph\">The entire process takes 7 to 10 days, is carried out 24\/7 and is tailored to the specifics of the transformer.<\/p>\n\n\t\t\t\t\t\t\t      <\/div>\n\t\t\t\t\t\t      \t\t\t\t\t      <\/div>\n                \n          \n        \n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n        <div class=\"container\">\n            <div class=\"row\">\n                <div class=\"offset-lg-1 offset-md-0 col-lg-11\">\n                    \n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n                <\/div>\n            <\/div>\n        <\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"normal-content alignwide \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n\n\t    \n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__image-wrapper\">\n\n\t\t\t    \t\t\t\t    <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2023\/07\/sorbenty_duzy2.webp\" class=\"normal-content__image\" alt=\"sorbenty_duzy2\" loading=\"lazy\">\n\t\t\t    \n\t\t    <\/div>\n\t\t    <div class=\"col-xl-5 col-lg-6 normal-content__text\">\n\t\t\t    <div class=\"normal-content__text-wrapper\">\n\n\t\t\t\t    \n\t\t\t\t\t    <h2 class=\"heading heading--line\">waste management<\/h2>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <h3 class=\"heading\">management of petroleum and other industrial wastes<\/h3>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t\t\t    <p class=\"desc\">Industrial waste management is an important part of any responsible service implementation. During transformer service work, various types of waste are generated, the proper removal and disposal of which are critical to environmental safety and regulatory compliance.<br><br>We provide comprehensive services in this regard &#8211;&nbsp;from waste collection to its documented transfer to authorized entities, which allows our customers to fully comply with their obligations under the law.<\/p>\n\n\t\t\t\t    \n\t\t\t\t    \n\t\t\t    <\/div>\n\t\t    <\/div>\n\n\t\t\t\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"editor alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n      <article class=\"offset-lg-2 col-xl-9 col-lg-10 editor__text\">\n\n        \n          \n            \n\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t      \n\t\t\t\t\t\t      \t\t\t\t\t\t\t      <div class=\"post\">\n\t\t\t\t\t\t\t\t      <p class=\"post__paragraph\">As part of a\u00a0comprehensive service, we offer professional management of waste generated during the operation and service of transformers, such as:<\/p>\n<ul class=\"post__list post__list--nonordered\">\n<li class=\"post__list-item\">used oils,<\/li>\n<li class=\"post__list-item\">contaminated cleaning cloth,<\/li>\n<li class=\"post__list-item\">used sorbents,<\/li>\n<li class=\"post__list-item\">filters and other industrial waste.<\/li>\n<\/ul>\n<p class=\"post__paragraph\">We have all the required permits and issue the documentation necessary for proper waste management in accordance with current environmental regulations.<\/p>\n\n\t\t\t\t\t\t\t      <\/div>\n\t\t\t\t\t\t      \t\t\t\t\t      <\/div>\n                \n          \n        \n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n        <div class=\"container\">\n            <div class=\"row\">\n                <div class=\"offset-lg-1 offset-md-0 col-lg-11\">\n                    \n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n                <\/div>\n            <\/div>\n        <\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"table alignwide tests  \">\n\t<div class=\"container\">\n\t\t<div class=\"row\">\n\t\t\t<div class=\"offset-lg-2 col-xl-9 col-lg-10 tests__table \">\n\n\t\t\t\t\n\t\t\t\t\t<h2 class=\"heading heading--line\">references<\/h2>\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t<h3 class=\"heading heading--large\">our realizations<\/h3>\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t<div class=\"tests__table-wrapper\">\n\t\t\t\t\t\t<div class=\"table\">\n\t\t\t\t\t\t\t<div class=\"table__row table__row--head table__row--empty\">\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">General Electric Global Services GMBH<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Comprehensive service for the preparation\/processing of transformer oil for the flooding of block transformers No. 9 and 10 at the Dolna Odra construction site in the total amount of 196.0 Mg of transformer oil.\r\n<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">Siemens Energy Sp. z&nbsp;o. o.<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Filling two transformers with fresh oil in the amount of 144.3 Mg of transformer oil; on the premises of PKN Orlen in Plock.<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">Shinbo Co., LTD sp. z&nbsp;o. o.<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Preparation and filling of 9 transformers with recycled oil at the Nitrogen Plant site, Polymers Police installation.<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">JSHP Transformer CO.,LTD<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Comprehensive service for the preparation\/processing of transformer oil for the flooding of block transformers No. 1 and 2 at the Veolia Pozna\u0144 site in the total amount of 65.0 Mg of transformer oil.\r\n<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">JSHP Transformer CO.,LTD METLEN<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Comprehensive service for the preparation\/processing of transformer oil for the flooding of block transformers No. 1, 2 and 3 at the Grudzi\u0105dz CCGT site in a&nbsp;total amount of 145.0 Mg of transformer oil.<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"table__row table__row--empty\">\n\t\t\t\t\t\t\t\t\t<div class=\"table__col table__col--ornament\">\n\t\t\t\t\t\t\t\t\t\t<h4 class=\"heading\">GE Vernova Sp. z&nbsp;o.o.<\/h4>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"table__col\">\n\t\t\t\t\t\t\t\t\t\t<p class=\"desc\">Comprehensive service for the preparation\/processing of transformer oil for flooding 4 transformer reactors and 4 block transformers at the Baltic Power site with a&nbsp;total of 668.0 Mg of transformer oil.\r\n<\/p>\n\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"contact-persons alignwide\">\n  <div class=\"container\">\n    <div class=\"row\">\n\n      <div class=\"offset-lg-2 offset-md-0 col-lg-8\">\n\n        \n          <h2 class=\"heading heading--line\">contact<\/h2>\n\n        \n        \n          <h3 class=\"heading heading--large\">do you have questions about transformer filling?<\/h3>\n\n        \n        \n          <p class=\"desc\">contact us directly:<\/p>\n\n        \n      <\/div>\n\n      \n        <ul class=\"offset-lg-2 offset-md-0 col-lg-9 listing\">\n\n          \n            \n            <li class=\"listing__item\">\n\n\t            \n\t\t\t\t\t\t\t\t<div class=\"listing__inner-wrapper\">\n\t\t\t\t\t\t\t\t\t<div class=\"listing__image-wrapper\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2023\/10\/Tomasz-Rumak-www.jpg\" class=\"listing__image\" alt=\"\" loading=\"lazy\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"listing__inner-details\">\n\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"listing__heading heading heading--b\">Tomasz Rumak<\/h3>\n\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<p class=\"listing__position\">Service Manager<\/p>\n\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+48601777016\" class=\"listing__link\" target=\"\"><svg width=\"14\" height=\"14\" viewBox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M13.1403 9.8875C13.1044 9.85906 10.5 7.98175 9.78512 8.1165C9.44387 8.17688 9.24875 8.40963 8.85719 8.87556C8.79419 8.95081 8.64281 9.13106 8.52513 9.25925C8.27767 9.17854 8.03629 9.08029 7.80281 8.96525C6.59773 8.37857 5.62406 7.4049 5.03737 6.19981C4.92225 5.96637 4.824 5.72498 4.74337 5.4775C4.872 5.35938 5.05225 5.208 5.12925 5.14325C5.593 4.75387 5.82619 4.55875 5.88656 4.21662C6.01038 3.50787 4.13437 0.8855 4.11469 0.861875C4.02957 0.740281 3.91849 0.639127 3.78948 0.565733C3.66047 0.492338 3.51676 0.448537 3.36875 0.4375C2.60837 0.4375 0.4375 3.25369 0.4375 3.72794C0.4375 3.7555 0.477313 6.55725 3.93225 10.0717C7.44319 13.5227 10.2445 13.5625 10.2721 13.5625C10.7467 13.5625 13.5625 11.3916 13.5625 10.6312C13.5516 10.4838 13.508 10.3405 13.435 10.2119C13.362 10.0833 13.2614 9.97248 13.1403 9.8875Z\" fill=\"black\"\/>\n<\/svg>\n601 777 016<\/a>\n\n\t\t\t\t\t\t\t\t\t\t\n                    \n                      <a href=\"\" class=\"listing__link\" target=\"\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"14\" height=\"14\" viewBox=\"0 0 24 24\">\n  <path d=\"M19 2c0-1.104-.896-2-2-2h-10c-1.104 0-2 .896-2 2v20c0 1.104.896 2 2 2h10c1.104 0 2-.896 2-2v-20zm-8.5 0h3c.276 0 .5.224.5.5s-.224.5-.5.5h-3c-.276 0-.5-.224-.5-.5s.224-.5.5-.5zm1.5 20c-.553 0-1-.448-1-1s.447-1 1-1c.552 0 .999.448.999 1s-.447 1-.999 1zm5-3h-10v-14.024h10v14.024z\"\/>\n<\/svg>\n<\/a>\n\n                    \n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:t.rumak@ecol.eu\" class=\"listing__link\" target=\"\"><svg width=\"14\" height=\"14\" viewBox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <g clip-path=\"url(#clip0_447_7182)\">\n    <path d=\"M8.17001 8.57754C7.82171 8.80974 7.41713 8.93249 7 8.93249C6.5829 8.93249 6.17832 8.80974 5.83002 8.57754L0.0932148 4.75289C0.0613867 4.73167 0.0303789 4.70955 0 4.6868V10.9539C0 11.6724 0.583105 12.2427 1.28879 12.2427H12.7112C13.4297 12.2427 14 11.6596 14 10.9539V4.68677C13.9695 4.70957 13.9385 4.73175 13.9066 4.75299L8.17001 8.57754Z\" fill=\"black\"\/>\n    <path d=\"M0.548242 4.07039L6.28504 7.89507C6.50221 8.03985 6.75109 8.11223 6.99997 8.11223C7.24888 8.11223 7.49779 8.03982 7.71496 7.89507L13.4518 4.07039C13.7951 3.84166 14 3.45884 14 3.04568C14 2.33526 13.422 1.75732 12.7116 1.75732H1.28836C0.577965 1.75735 0 2.33529 0 3.04636C0 3.45884 0.204969 3.84166 0.548242 4.07039Z\" fill=\"black\"\/>\n  <\/g>\n  <defs>\n    <clipPath id=\"clip0_447_7182\">\n      <rect width=\"14\" height=\"14\" fill=\"white\"\/>\n    <\/clipPath>\n  <\/defs>\n<\/svg>\nt.rumak@ecol.eu<\/a>\n\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\n            <\/li>\n\n          \n        <\/ul>\n\n      \n    <\/div>\n  <\/div>\n<\/section>\n\n\n<section class=\"news alignwide\">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n      <div class=\"offset-lg-2 col-lg-10\">\n\n        \n          <h2 class=\"heading heading--line\">check also<\/h2>\n\n        \n      <\/div>\n\n      \n        <ul class=\"col-lg-10 news-list\">\n\n          \n            \n            <li class=\"news-list__item\">\n              <a href=\"https:\/\/ecol.eu\/en\/knowledge-base\/ecol-laboratory-the-widest-testing-range-in-poland\" class=\"news-list__inner news-list__inner--wide\">\n                <div class=\"news-list__image-wrapper\">\n                  <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2023\/09\/ecol-news-akredytacja-transformatorowe3.webp\" class=\"news-list__image\" alt=\"ecol-news-akredytacja-transformatorowe3\" loading=\"lazy\">\n                <\/div>\n                <div class=\"news-list__details\">\n                  <h3 class=\"heading heading--b\">Ecol laboratory: the widest testing range in Poland<\/h3>\n                  <p class=\"desc\">We are expanding the scope to include a number of determinations related to&#8230;<\/p>\n                  <svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n                <\/div>\n              <\/a>\n            <\/li>\n\n          \n            \n            <li class=\"news-list__item\">\n              <a href=\"https:\/\/ecol.eu\/en\/case-study\/ecol-at-baltic-power\/\" class=\"news-list__inner \">\n                <div class=\"news-list__image-wrapper\">\n                  <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2025\/07\/miniatura_baltica.jpg\" class=\"news-list__image\" alt=\"miniatura_baltica\" loading=\"lazy\">\n                <\/div>\n                <div class=\"news-list__details\">\n                  <h3 class=\"heading heading--b\">Ecol at Baltic Power<\/h3>\n                  <p class=\"desc\">We are supporting the implementation of a huge undertaking in the history of&#8230;<\/p>\n                  <svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n                <\/div>\n              <\/a>\n            <\/li>\n\n          \n            \n            <li class=\"news-list__item\">\n              <a href=\"https:\/\/ecol.eu\/en\/knowledge-base\/oil-change-in-transformers-stages-pitfalls-challenges\" class=\"news-list__inner \">\n                <div class=\"news-list__image-wrapper\">\n                  <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2024\/11\/wymiana-olejow-w-transformatorach-min.jpg\" class=\"news-list__image\" alt=\"wymiana-olejow-w-transformatorach-min\" loading=\"lazy\">\n                <\/div>\n                <div class=\"news-list__details\">\n                  <h3 class=\"heading heading--b\">Oil change in transformers \u2013 stages, pitfalls, challenges<\/h3>\n                  <p class=\"desc\">Key information related to transformer oil change and testing.<\/p>\n                  <svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n                <\/div>\n              <\/a>\n            <\/li>\n\n          \n            \n            <li class=\"news-list__item\">\n              <a href=\"https:\/\/ecol.eu\/en\/knowledge-base\/ecol-tests-dissolved-gas-analysis-dga\" class=\"news-list__inner \">\n                <div class=\"news-list__image-wrapper\">\n                  <img decoding=\"async\" src=\"https:\/\/ecol.eu\/wp-content\/uploads\/2024\/03\/ecol-badania-miniatura.jpg\" class=\"news-list__image\" alt=\"ecol-badania-miniatura\" loading=\"lazy\">\n                <\/div>\n                <div class=\"news-list__details\">\n                  <h3 class=\"heading heading--b\">Ecol tests: Dissolved Gas Analysis (DGA)<\/h3>\n                  <p class=\"desc\"><\/p>\n                  <svg width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M4.16659 10.8333H14.0499L11.0249 14.4666C10.9549 14.5509 10.9021 14.6481 10.8697 14.7528C10.8372 14.8574 10.8257 14.9675 10.8357 15.0766C10.8561 15.2969 10.9631 15.5002 11.1333 15.6416C11.3034 15.7831 11.5228 15.8511 11.7432 15.8308C11.9635 15.8105 12.1668 15.7035 12.3083 15.5333L16.4749 10.5333C16.503 10.4935 16.528 10.4517 16.5499 10.4083C16.5499 10.3666 16.5916 10.3416 16.6083 10.3C16.646 10.2044 16.6658 10.1027 16.6666 9.99996C16.6658 9.89722 16.646 9.79551 16.6083 9.69996C16.6083 9.6583 16.5666 9.6333 16.5499 9.59163C16.528 9.54818 16.503 9.5064 16.4749 9.46663L12.3083 4.46663C12.2299 4.37256 12.1318 4.29691 12.0209 4.24506C11.91 4.19321 11.789 4.16643 11.6666 4.16663C11.4719 4.16625 11.2832 4.23406 11.1333 4.35829C11.0489 4.42825 10.9791 4.51417 10.928 4.61112C10.8769 4.70808 10.8454 4.81417 10.8353 4.92332C10.8252 5.03247 10.8368 5.14253 10.8693 5.2472C10.9019 5.35187 10.9547 5.44909 11.0249 5.53329L14.0499 9.16663H4.16659C3.94557 9.16663 3.73361 9.25443 3.57733 9.41071C3.42105 9.56699 3.33325 9.77895 3.33325 9.99996C3.33325 10.221 3.42105 10.4329 3.57733 10.5892C3.73361 10.7455 3.94557 10.8333 4.16659 10.8333Z\" fill=\"black\"\/>\n<\/svg>\n                <\/div>\n              <\/a>\n            <\/li>\n\n          \n        <\/ul>\n\n      \n      \n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"Comprehensive service for transformers &#8211; from oil supply to vacuum filling.","protected":false},"author":3,"featured_media":38842,"parent":16535,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-39661","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/pages\/39661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/comments?post=39661"}],"version-history":[{"count":9,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/pages\/39661\/revisions"}],"predecessor-version":[{"id":40542,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/pages\/39661\/revisions\/40542"}],"up":[{"embeddable":true,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/pages\/16535"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/media\/38842"}],"wp:attachment":[{"href":"https:\/\/ecol.eu\/en\/wp-json\/wp\/v2\/media?parent=39661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}