{"id":65646,"date":"2026-03-03T10:59:26","date_gmt":"2026-03-03T09:59:26","guid":{"rendered":"https:\/\/zettlerelectronics.com\/?page_id=65646"},"modified":"2026-04-09T14:50:15","modified_gmt":"2026-04-09T12:50:15","slug":"residual-current-sensors","status":"publish","type":"page","link":"https:\/\/zettlerelectronics.com\/en\/products\/magnetics\/residual-current-sensors\/","title":{"rendered":"Residual current sensors"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Residual current sensors for electromobility<\/h1>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"460\" height=\"468\" src=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/Wickelgueter_460x468_RCDs-1.png\" alt=\"\" class=\"wp-image-64346\" srcset=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/Wickelgueter_460x468_RCDs-1.png 460w, https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/Wickelgueter_460x468_RCDs-1-295x300.png 295w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p><strong>Standards-compliant safety for charging infrastructure<\/strong><\/p>\n\n\n\n<p>Our residual current sensors were specifically developed for use in electromobility. They ensure reliable and standards-compliant detection of AC, DC, and mixed residual currents in charging equipment for electric vehicles \u2013 both in stationary wallboxes and in mobile charging units and on-board systems.<\/p>\n\n\n\n<p><strong>Technical features and benefits<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reliable detection of AC and DC fault currents<\/li>\n\n\n\n<li>Fast response times for maximum protection<\/li>\n\n\n\n<li>High measurement accuracy across the specified temperature range<\/li>\n\n\n\n<li>Compact design for space-optimized integration<\/li>\n\n\n\n<li>Robust design for industrial and automotive environments<\/li>\n\n\n\n<li>Compliant with global regulatory requirements<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<p>Through precise differential current measurement, our sensors make a significant contribution to electrical safety, personal protection and system availability.<\/p>\n\n\n\n<p><strong>Standard-compliant residual current detection<\/strong><\/p>\n\n\n\n<p>Our sensor solutions meet the requirements of internationally relevant standards:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IEC62752 \u2013 In-Cable Control and Protection Device (IC-CPD)<\/li>\n\n\n\n<li>IEC62955 \u2013 Residual current protective devices for EV charging equipment<\/li>\n\n\n\n<li>UL2231-2 \u2013 Personnel Protection Systems for North America<\/li>\n<\/ul>\n\n\n\n<p>This makes our sensors suitable for worldwide use in AC charging equipment in accordance with international safety requirements.<\/p>\n\n\n\n<figure class=\"wp-block-table has-small-font-size\"><table><thead><tr><th>Series<\/th><th>Standard<\/th><th>I<sub>\u0394N<\/sub><\/th><th>Design<\/th><th>Approvals<\/th><th>Primary connection<\/th><th>Supply voltage<\/th><th>Specification<\/th><\/tr><\/thead><tbody><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00D0332WG-010.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00D0332WG-010<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00D0332WG-014.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00D0332WG-014<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>12V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00D0332WG-110.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00D0332WG-110<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>12V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00D0332WG-114.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00D0332WG-114<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>T (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00D0332WT-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00D0332WT-001<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>T (vertical)<\/td><td>&#8211;<\/td><td>PCB<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00T0332WT-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00T0332WT-001<\/a><\/td><\/tr><tr><td>APE<\/td><td>IEC62752<\/td><td>6 mA DC \/ 30 mA <sub>RMS<\/sub><\/td><td>X (horizontal)<\/td><td>&#8211;<\/td><td>PCB<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APE00T0332WX-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APE00T0332WX-001<\/a><\/td><\/tr><tr><td>APR<\/td><td>IEC62955<\/td><td>6 mA DC<\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APR00D0132WG-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APR00D0132WG-001<\/a><\/td><\/tr><tr><td>APR<\/td><td>IEC62955<\/td><td>6 mA DC<\/td><td>G (vertical)<\/td><td>&#8211;<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APR00D0332WG-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APR00D0332WG-001<\/a><\/td><\/tr><tr><td>APR<\/td><td>IEC62955<\/td><td>6 mA DC<\/td><td>T (vertical)<\/td><td>T\u00dcV<\/td><td>Wire<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APR00D0332WT-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APR00D0332WT-001<\/a><\/td><\/tr><tr><td>APR<\/td><td>IEC62955<\/td><td>6 mA DC<\/td><td>T (vertical)<\/td><td>T\u00dcV<\/td><td>PCB<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APR00T0332WT-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APR00T0332WT-001<\/a><\/td><\/tr><tr><td>APR<\/td><td>IEC62955<\/td><td>6 mA DC<\/td><td>X (horizontal)<\/td><td>T\u00dcV<\/td><td>PCB<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APR00T0332WX-003.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APR00T0332WX-003<\/a><\/td><\/tr><tr><td>APU<\/td><td>UL2231-2<\/td><td>6 mA DC \/ 20 mA <sub>RMS<\/sub><\/td><td>T (vertical)<\/td><td>&#8211;<\/td><td>PCB<\/td><td>5V<\/td><td><a href=\"https:\/\/zettlerelectronics.com\/wp-content\/uploads\/2026\/03\/APU00T0332WT-001.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">APU00T0332WT-001<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Residual current sensors for electromobility Standards-compliant safety for charging infrastructure Our residual current sensors were specifically developed for use in electromobility. They ensure reliable and standards-compliant detection of AC, DC, and mixed residual currents in charging equipment for electric vehicles \u2013 both in stationary wallboxes and in mobile charging units and on-board systems. Technical features [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":65622,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-65646","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/pages\/65646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/comments?post=65646"}],"version-history":[{"count":3,"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/pages\/65646\/revisions"}],"predecessor-version":[{"id":65649,"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/pages\/65646\/revisions\/65649"}],"up":[{"embeddable":true,"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/pages\/65622"}],"wp:attachment":[{"href":"https:\/\/zettlerelectronics.com\/en\/wp-json\/wp\/v2\/media?parent=65646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}