{"id":2139,"date":"2021-09-28T07:50:52","date_gmt":"2021-09-28T07:50:52","guid":{"rendered":"https:\/\/www.nplindia.org\/?page_id=2139"},"modified":"2025-12-11T10:41:12","modified_gmt":"2025-12-11T10:41:12","slug":"ac-high-voltage-current-metrology-section","status":"publish","type":"page","link":"https:\/\/www.nplindia.in\/index.php\/science-technology\/electrical-electronics-metrology-division\/ac-high-voltage-current-metrology-section\/","title":{"rendered":"AC High Voltage &#038; Current Metrology"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2139\" class=\"elementor elementor-2139\">\n\t\t\t\t<div class=\"has_eae_slider elementor-element elementor-element-e54af44 e-con-full e-flex e-con e-parent\" data-eae-slider=\"91708\" data-id=\"e54af44\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9af2198 elementor-widget__width-initial jltma-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"9af2198\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"\/index.php\/science-technology\/electrical-electronics-metrology-division\/ac-high-voltage-current-metrology-section_hindi\/\" target=\"_blank\" rel=\"noopener\">\u0939\u093f\u0928\u094d\u0926\u0940<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"has_eae_slider has_ma_el_bg_slider elementor-section elementor-top-section elementor-element elementor-element-fadd38a elementor-section-full_width elementor-section-height-default elementor-section-height-default jltma-glass-effect-no\" data-eae-slider=\"12624\" data-id=\"fadd38a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_eae_slider has_ma_el_bg_slider elementor-column elementor-col-100 elementor-top-column elementor-element 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src=\"https:\/\/www.nplindia.in\/wp-content\/uploads\/2023\/01\/CSIR-removebg-preview-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-24151\" alt=\"\" srcset=\"https:\/\/www.nplindia.in\/wp-content\/uploads\/2023\/01\/CSIR-removebg-preview-150x150.png 150w, https:\/\/www.nplindia.in\/wp-content\/uploads\/2023\/01\/CSIR-removebg-preview-300x300.png 300w, https:\/\/www.nplindia.in\/wp-content\/uploads\/2023\/01\/CSIR-removebg-preview.png 500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider has_ma_el_bg_slider elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-9e41c9f jltma-glass-effect-no\" data-eae-slider=\"45219\" data-id=\"9e41c9f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21388ae jltma-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"21388ae\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center; font-size: 43px; font-family: Arial Rounded MT Bold;\"><span style=\"color: #ffffff;\">\u0938\u0940\u090f\u0938\u0906\u0908\u0906\u0930-\u0930\u093e\u0937\u094d\u091f\u094d\u0930\u0940\u092f \u092d\u094c\u0924\u093f\u0915 \u092a\u094d\u0930\u092f\u094b\u0917\u0936\u093e\u0932\u093e<\/span><\/p><p style=\"text-align: center; font-size: 40px; font-family: Cooper Black;\"><span style=\"color: #ffffff;\"><span style=\"text-decoration: none;\">CSIR-National Physical Laborator<\/span>y<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider has_ma_el_bg_slider elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-2044372 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elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4d75a1a hfe-nav-menu__align-left hfe-submenu-icon-arrow hfe-submenu-animation-none hfe-link-redirect-child hfe-nav-menu__breakpoint-tablet jltma-glass-effect-no elementor-widget elementor-widget-navigation-menu\" data-id=\"4d75a1a\" data-element_type=\"widget\" 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Scientists Forum<\/a><\/li>\n\t<li id=\"menu-item-9958\" class=\"menu-item menu-item-type-post_type menu-item-object-page hfe-creative-menu\"><a href=\"https:\/\/www.nplindia.in\/index.php\/important-links\/downloads\/\" class = \"hfe-sub-menu-item\">Downloads<\/a><\/li>\n<\/ul>\n<\/li>\n<li id=\"menu-item-781\" class=\"menu-item menu-item-type-post_type menu-item-object-page parent hfe-creative-menu\"><a href=\"https:\/\/www.nplindia.in\/index.php\/administration\/\" class = \"hfe-menu-item\">Administration<\/a><\/li>\n<\/ul> \n\t\t\t\t<\/nav>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider has_ma_el_bg_slider elementor-section elementor-top-section elementor-element elementor-element-1d998d0 elementor-section-full_width elementor-section-height-default elementor-section-height-default jltma-glass-effect-no\" data-eae-slider=\"89760\" data-id=\"1d998d0\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider has_ma_el_bg_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ef1d43e jltma-glass-effect-no\" data-eae-slider=\"31301\" data-id=\"ef1d43e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d704631 jltma-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"d704631\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">AC High Voltage &amp; Current Metrology<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider has_ma_el_bg_slider elementor-section elementor-top-section elementor-element elementor-element-b751a82 elementor-section-boxed elementor-section-height-default elementor-section-height-default jltma-glass-effect-no\" data-eae-slider=\"79671\" data-id=\"b751a82\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider has_ma_el_bg_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-99629fb jltma-glass-effect-no\" data-eae-slider=\"39493\" data-id=\"99629fb\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-045659d jltma-glass-effect-no elementor-widget elementor-widget-accordion\" data-id=\"045659d\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<h6 id=\"elementor-tab-title-4541\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-4541\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">About<\/a>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\t<div id=\"elementor-tab-content-4541\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-4541\"><p style=\"text-align: justify;\"><span style=\"text-decoration: underline;\"><strong>Activity\/Objective:<\/strong><\/span><br \/>This activity is maintaining the National Standards for AC High Voltage and High Current ratios at power frequencies (50 Hz) by using Standard High Voltage Ratio Measuring System (HVRMS) and Standard Current Transformers upto 100kV and 5kA, respectively. This activity is also maintaining the National Standards for the calibration and measurement of AC High Voltage Capacitance and Tan \u03b4 upto 200kV at 50Hz by using Standard High Voltage Capacitors &amp; High Precision C, L &amp; Tan \u03b4 Measuring System.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<h6 id=\"elementor-tab-title-4542\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-4542\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Research Areas\/ Calibration Capability<\/a>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\t<div id=\"elementor-tab-content-4542\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-4542\"><p style=\"text-align: justify;\">This activity is providing Apex Level Calibration Services for Voltage Transformers, Voltage Transformers Test Sets, HV Probes, HV Break Down Test Sets, Voltage Transformer Burdens, AC High Voltage Sources, AC HV Capacitors, AC HV Dividers, AC kV Meters, HV Capacitance &amp; Tan \u03b4 Bridges, etc. Similarly, on the AC High Current side for Current Transformers, Current Transformer Testing Sets, AC High Current Sources, Clamp Meters, Current Probes, CT Burdens, etc.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<h6 id=\"elementor-tab-title-4543\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-4543\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Facilities<\/a>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\t<div id=\"elementor-tab-content-4543\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-4543\"><p><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.nplindia.org\/wp-content\/uploads\/2022\/02\/5.jpg\" alt=\"\" width=\"1026\" height=\"761\" class=\"aligncenter size-full wp-image-17724\" srcset=\"https:\/\/www.nplindia.in\/wp-content\/uploads\/2022\/02\/5.jpg 1026w, https:\/\/www.nplindia.in\/wp-content\/uploads\/2022\/02\/5-300x223.jpg 300w, https:\/\/www.nplindia.in\/wp-content\/uploads\/2022\/02\/5-1024x760.jpg 1024w, https:\/\/www.nplindia.in\/wp-content\/uploads\/2022\/02\/5-768x570.jpg 768w\" sizes=\"(max-width: 1026px) 100vw, 1026px\" \/><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<h6 id=\"elementor-tab-title-4544\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-4544\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Team<\/a>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\t<div id=\"elementor-tab-content-4544\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-4544\"><ul><li><a href=\"\/wp-content\/uploads\/common\/rs_meena@nplindia.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Dr. Rajendra Singh Meena<\/strong><\/a><br \/>Senior Principal Scientist &amp; Head<br \/><span style=\"text-decoration: underline;\">Email<\/span>: <span>meenars.nplindia@csir.res.in<br \/><span style=\"text-decoration: underline;\">Ph<\/span>: 011 45608362<\/span><\/li><li><span><a href=\"\/wp-content\/uploads\/common\/paramita_guha@nplindia.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Dr. Paramita Guha<\/strong><\/a><br \/>Principal Scientist<\/span><span><br \/><span style=\"text-decoration: underline;\">Email<\/span>: paramita.guha.nplindia@csir.res.in\u00a0<br \/><\/span><span style=\"text-decoration: underline;\">Ph<\/span>: <a href=\"callto:011-4560 8531\" onclick=\"window.top.Com_Zimbra_Phone.unsetOnbeforeunload()\">011-4560 8531<\/a><\/li><li><a href=\"\/wp-content\/uploads\/common\/arun_ram_prasath@nplindia.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Dr. Arun Ram Prasath R T<\/strong><\/a><br \/>Senior Scientist<br \/><span style=\"text-decoration: underline;\">Email<\/span>: <span>arunramprasathrt.nplindia@csir.res.in<br \/><span style=\"text-decoration: underline;\">Ph<\/span>: 011-4560-9317\/ 8597<\/span><\/li><li><strong>Sh. Manish Kumar Tamrakar<\/strong><br \/>Senior Technical Officer (2)<\/li><li><strong>Sh. Shri Krishan<br \/><\/strong>Senior Technical Officer (1)<\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<h6 id=\"elementor-tab-title-4545\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-4545\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Contact <\/a>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\t<div id=\"elementor-tab-content-4545\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-4545\"><p>AC High Voltage and Current Metrology Section<br \/>CSIR-National Physical Laboratory<br \/>New Delhi-110 012<br \/><span style=\"text-decoration: underline;\">Phone<\/span>: 45608597\/ 9317<br \/><span style=\"text-decoration: underline;\">E-mail<\/span>:\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider has_ma_el_bg_slider elementor-section elementor-top-section elementor-element elementor-element-660086c elementor-section-full_width elementor-section-height-default elementor-section-height-default jltma-glass-effect-no\" data-eae-slider=\"19959\" data-id=\"660086c\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div 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