{"id":3802,"date":"2025-08-13T10:11:28","date_gmt":"2025-08-13T08:11:28","guid":{"rendered":"https:\/\/vum.master-media.at\/services\/electrical-power-engineering\/zustandsbewertung-elektrischer-betriebsmittel\/"},"modified":"2025-08-28T17:44:52","modified_gmt":"2025-08-28T15:44:52","slug":"condition-assessment-and-monitoring-of-high-voltage-equipment","status":"publish","type":"page","link":"https:\/\/www.vum.co.at\/en\/services\/electrical-power-engineering\/condition-assessment-and-monitoring-of-high-voltage-equipment\/","title":{"rendered":"CONDITION ASSESSMENT AND MONITORING OF HIGH VOLTAGE EQUIPMENT"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background fusion-parallax-none hundred-percent-fullwidth non-hundred-percent-height-scrolling lazyload\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:0px;--awb-padding-right:0px;--awb-padding-bottom:0px;--awb-padding-left:0px;--awb-margin-top:0px;--awb-margin-bottom:0px;--awb-background-color:#3f3f3f;--awb-background-size:cover;--awb-flex-wrap:wrap;\" data-bg=\"http:\/\/vum.master-media.at\/wp-content\/uploads\/2025\/07\/consultant-08.jpg\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_6 1_6 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:16.6666666667%;--awb-margin-top-large:16px;--awb-spacing-right-large:11.52%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:11.52%;--awb-width-medium:16.6666666667%;--awb-order-medium:0;--awb-spacing-right-medium:11.52%;--awb-spacing-left-medium:11.52%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-padding-top:50px;--awb-padding-bottom:150px;--awb-padding-right-small:30px;--awb-padding-left-small:30px;--awb-bg-position:center center;--awb-bg-size:cover;--awb-width-large:66.6666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.6666666667%;--awb-order-medium:0;--awb-spacing-right-medium:2.88%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-font-size:20px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:20;--minFontSize:20;line-height:var(--awb-typography1-line-height);\"><span style=\"color: #ec692c;\"> ELECTRICAL POWER ENGINEERING<\/span><\/h1><\/div><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top:0px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:60;line-height:var(--awb-typography1-line-height);\">CONDITION ASSESSMENT AND MONITORING OF HIGH VOLTAGE EQUIPMENT<\/h1><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_6 1_6 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:16.6666666667%;--awb-margin-top-large:16px;--awb-spacing-right-large:11.52%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:11.52%;--awb-width-medium:16.6666666667%;--awb-order-medium:0;--awb-spacing-right-medium:11.52%;--awb-spacing-left-medium:11.52%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background hundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:30px;--awb-padding-right:0px;--awb-padding-bottom:50px;--awb-padding-left:0px;--awb-margin-top:0px;--awb-margin-bottom:0px;--awb-background-color:rgba(63,63,63,0);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-padding-right:20px;--awb-padding-bottom:0px;--awb-padding-left:40px;--awb-padding-right-small:30px;--awb-padding-left-small:30px;--awb-bg-size:cover;--awb-width-large:66.6666666667%;--awb-margin-top-large:16px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:16px;--awb-spacing-left-large:0px;--awb-width-medium:66.6666666667%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:0px;--awb-spacing-left-small:0px;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_5_6 5_6 fusion-flex-column fusion-no-small-visibility fusion-no-medium-visibility\" style=\"--awb-padding-left:80px;--awb-bg-size:cover;--awb-width-large:83.3333333333%;--awb-margin-top-large:16px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:16px;--awb-spacing-left-large:0px;--awb-width-medium:83.3333333333%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><nav class=\"fusion-breadcrumbs awb-yoast-breadcrumbs fusion-breadcrumbs-1\" style=\"--awb-font-size:18;--awb-text-hover-color:var(--awb-custom_color_2);--awb-breadcrumb-sep:&#039;\/\/&#039;;\" aria-label=\"Breadcrumb\"><span><span><a href=\"https:\/\/www.vum.co.at\/en\/\">Startseite<\/a><\/span><\/span><\/nav><\/div><\/div><\/div>\n<div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-custom_color_2);--awb-margin-top:45px;--awb-margin-left:60px;--awb-font-size:40px;\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:40;line-height:1.12;\">Condition assessment and monitoring of high voltage equipment<\/h2><\/div><div class=\"fusion-text fusion-text-1\" style=\"--awb-margin-left:60px;--awb-margin-top-small:20px;\"><div class=\"et_pb_module et_pb_text et_pb_text_1 et_pb_text_align_left et_pb_bg_layout_light\">\n<div class=\"et_pb_text_inner\">\n<p>The ecologically and economically desirable transition from event or time-based maintenance to condition and risk-based maintenance requires a most accurate condition assessment of the electrical equipment. Asset managers of high voltage equipment examine the current condition with regard to aging, remaining service life and probability of failure in order to determine and plan the necessary maintenance measures and replacement investments. Depending on the insulation systems used in the high voltage component, the appropriate measurement and diagnostic methods for evaluating the condition and detecting faults must be selected.<\/p>\n<p>We employ a range of electrical diagnostic methods for condition assessment and monitoring. Furthermore, we propose, help to choose and perform the most suitable measurements and evaluation methods for the respective equipment and our customers\u2019 requirements and preferences.<\/p>\n<\/div>\n<\/div>\n<div class=\"et_pb_module et_pb_text et_pb_text_2 et_pb_text_align_left et_pb_bg_layout_light\">\n<div class=\"et_pb_text_inner\">\n<h3>Our services<\/h3>\n<ul>\n<li>Proposal of most suitable measurement methods and procedures for the condition assessment of a wide range of high voltage components<\/li>\n<li>Dissipation factor and capacity measurements at a frequency of 50 Hz and as a function of voltage (tip-up test from 0 to 12 kV) and frequency (20\u2011400 Hz)<\/li>\n<li>Winding resistance measurement and dynamic resistance measurement on tap changers (dyn. OLTC scan)<\/li>\n<li>Short-circuit impedance and frequency response of stray losses (FRSL)<\/li>\n<li>Sweep frequency response analysis (SFRA)<\/li>\n<li>Transformer turns ratio and vector group check<\/li>\n<li>Measurement of the magnetizing current<\/li>\n<li>Hysteresis measurement<\/li>\n<li>Evaluation of the measurement results according to the existing standards, guidelines, and experiences as well as implementation of requested evaluation methods<\/li>\n<li>Partial discharge measurement<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_3 1_3 fusion-flex-column\" style=\"--awb-padding-left:60px;--awb-bg-size:cover;--awb-width-large:33.3333333333%;--awb-margin-top-large:16px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:5.76%;--awb-width-medium:33.3333333333%;--awb-order-medium:0;--awb-spacing-right-medium:5.76%;--awb-spacing-left-medium:5.76%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-4 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-font-size:25px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:25;line-height:var(--awb-typography1-line-height);\">Contact<\/h1><\/div><ul style=\"--awb-iconcolor:var(--awb-custom_color_2);--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;\" class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-envelope fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><a href=\"mailto:umwelttechnik@vum.co.at\">umwelttechnik@vum.co.at<\/a><\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-phone-alt fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><a href=\"tel:+435032032521\">+43 (0) 50 320 \u2013 32 521<\/a><\/p>\n<\/div><\/li><\/ul><\/div><\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-padding-top:30px;--awb-padding-right:100px;--awb-padding-left:100px;--awb-padding-right-small:30px;--awb-padding-left-small:30px;--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0px;--awb-width-medium:75%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:0px;--awb-spacing-left-small:0px;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"awb-gallery-wrapper awb-gallery-wrapper-1 button-span-no\" style=\"--more-btn-alignment:center;\"><div style=\"margin:-5px;--awb-bordersize:0px;\" class=\"fusion-gallery fusion-gallery-container fusion-grid-5 fusion-columns-total-6 fusion-gallery-layout-masonry fusion-gallery-1\"><div class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-5 hover-type-none fusion-grid-sizer\"><\/div><div style=\"padding:5px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-5 hover-type-none fusion-element-grid\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2.jpg\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><div style=\"padding-top:calc((100% + 10px) * 0.8 - 5px);background-position:;\" class=\"fusion-masonry-element-container lazyload\" data-bg=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2.jpg\"><img decoding=\"async\" src=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2.jpg\" data-orig-src=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2.jpg\" width=\"720\" height=\"1080\" alt=\"Zustandsbewertung elektrischer Betriebsmittel: Christoph Prokop im Einsatz an APG-Anlagen (Austrian Power Grid AG)\" title=\"zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2\" aria-label=\"zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2\" class=\"lazyload img-responsive wp-image-2939\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27720%27%20height%3D%271080%27%20viewBox%3D%270%200%20720%201080%27%3E%3Crect%20width%3D%27720%27%20height%3D%271080%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2-200x300.jpg 200w, https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2-400x600.jpg 400w, https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2-600x900.jpg 600w, https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung2.jpg 720w\" data-sizes=\"auto\" data-orig-sizes=\"(min-width: 2200px) 100vw, (min-width: 947px) 252px, (min-width: 870px) 315px, (min-width: 794px) 420px, (min-width: 717px) 630px, (min-width: 640px) 717px, \" \/><\/div><\/a><\/div><\/div><div style=\"padding:5px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-5 hover-type-none fusion-element-grid\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/www.vum.co.at\/wp-content\/uploads\/2025\/08\/zustandsbewertung_elektrische_betriebsmittel_prokop_transformator_messung1.jpg\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><div style=\"padding-top:calc((100% + 10px) * 0.8 - 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