{"id":8914,"date":"2026-10-22T07:26:19","date_gmt":"2026-10-22T07:26:19","guid":{"rendered":"https:\/\/www.simplybuyglobal.com\/?post_type=product&#038;p=8914"},"modified":"2026-10-22T07:27:44","modified_gmt":"2026-10-22T07:27:44","slug":"schneider-electric-50440-vigipact-ma120-closed-toroid-120-mm-inner-diameter-250-a-type-a-1-1000-ratio","status":"publish","type":"product","link":"https:\/\/www.simplybuyglobal.com\/fa\/product\/schneider-electric-50440-vigipact-ma120-closed-toroid-120-mm-inner-diameter-250-a-type-a-1-1000-ratio\/","title":{"rendered":"Schneider Electric 50440 VigiPacT MA120 Closed Toroid \u2013 120 mm Inner Diameter, 250 A, Type A, 1\/1000 Ratio"},"content":{"rendered":"<h2>\u062a\u0648\u0636\u06cc\u062d\u0627\u062a \u0645\u062d\u0635\u0648\u0644<\/h2>\n<p>The Schneider Electric 50440 is a Type A closed toroid from the VigiPacT range, designed as a residual current sensor for earth leakage protection and insulation fault monitoring. It features a 120 mm inner diameter and a 250 A rated operational current, with a transformer ratio of 1\/1000 for precise residual current measurement. The toroid is compatible with VigiPacT RH-series residual current relays and Vigilohm insulation fault locators, enabling continuous monitoring of the power supply and the relay\/toroid link. With an 85 kA\/0.5 s short-time withstand current, 1000 V rated insulation voltage, and overvoltage category IV, it delivers reliable performance in demanding industrial and commercial power distribution systems.<\/p>\n<h2>\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f<\/h2>\n<ul>\n<li><strong>Type A Residual Current Sensing:<\/strong> Detects AC and pulsating DC residual currents, meeting the requirements of modern earth leakage protection for equipment with electronic loads.<\/li>\n<li><strong>120 mm Inner Diameter:<\/strong> Accommodates cable outer diameters up to 60 mm and maximum conductor cross-sections up to 240 mm\u00b2, simplifying installation around large cables and busbars.<\/li>\n<li><strong>250 A Rated Operational Current:<\/strong> Supports continuous monitoring of circuits up to 250 A, suitable for feeder and branch protection in industrial and commercial distribution boards.<\/li>\n<li><strong>1\/1000 Transformer Ratio:<\/strong> Provides precise and consistent residual current measurement for accurate coordination with VigiPacT protection relays.<\/li>\n<li><strong>85 kA\/0.5 s Short-Time Withstand:<\/strong> Withstands high fault currents without damage, ensuring reliability in demanding power distribution environments.<\/li>\n<li><strong>Reinforced Insulation (Overvoltage Category IV):<\/strong> Offers enhanced dielectric strength and safety for use at the origin of installations and in harsh electrical environments.<\/li>\n<li><strong>Versatile Mounting Options:<\/strong> Supports fixed mounting on cables, plain or slotted backplates, profiled sheet metal, and clip-on DIN rail mounting for flexible panel integration.<\/li>\n<\/ul>\n<h2>\u0645\u0634\u062e\u0635\u0627\u062a \u0641\u0646\u06cc<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u067e\u0627\u0631\u0627\u0645\u062a\u0631<\/th>\n<th>\u0627\u0631\u0632\u0634<\/th>\n<\/tr>\n<tbody>\n<tr>\n<td>\u062a\u0648\u0644\u06cc\u062f\u06a9\u0646\u0646\u062f\u0647<\/td>\n<td>\u0627\u0634\u0646\u0627\u06cc\u062f\u0631 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9<\/td>\n<\/tr>\n<tr>\n<td>\u0645\u062f\u0644<\/td>\n<td>50440<\/td>\n<\/tr>\n<tr>\n<td>\u0633\u0631\u06cc<\/td>\n<td>\u0648\u06cc\u062c\u06cc\u200c\u067e\u06a9\u200c\u062a\u06cc<\/td>\n<\/tr>\n<tr>\n<td>\u0646\u0627\u0645 \u06a9\u0648\u062a\u0627\u0647 \u062f\u0633\u062a\u06af\u0627\u0647<\/td>\n<td>MA120<\/td>\n<\/tr>\n<tr>\n<td>\u0646\u0648\u0639 \u0645\u062d\u0635\u0648\u0644<\/td>\n<td>Earth Leakage Current Sensor (Closed Toroid)<\/td>\n<\/tr>\n<tr>\n<td>Current Sensor Type<\/td>\n<td>Type A closed toroid<\/td>\n<\/tr>\n<tr>\n<td>\u062c\u0631\u06cc\u0627\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0646\u0627\u0645\u06cc (Ie)<\/td>\n<td>\u06f2\u06f5\u06f0 \u0627\u0644\u0641<\/td>\n<\/tr>\n<tr>\n<td>Transformer Ratio<\/td>\n<td>1\/1000<\/td>\n<\/tr>\n<tr>\n<td>Inner Diameter<\/td>\n<td>120 mm<\/td>\n<\/tr>\n<tr>\n<td>Rated Short-Time Withstand Current (Icw)<\/td>\n<td>85 kA for 0.5 s<\/td>\n<\/tr>\n<tr>\n<td>\u0648\u0644\u062a\u0627\u0698 \u0639\u0627\u06cc\u0642 \u0646\u0627\u0645\u06cc (UI)<\/td>\n<td>\u06f1\u06f0\u06f0\u06f0 \u0648\u0644\u062a<\/td>\n<\/tr>\n<tr>\n<td>\u0648\u0644\u062a\u0627\u0698 \u062a\u062d\u0645\u0644 \u0636\u0631\u0628\u0647 \u0646\u0627\u0645\u06cc (Uimp)<\/td>\n<td>12 kV<\/td>\n<\/tr>\n<tr>\n<td>\u062f\u0633\u062a\u0647 \u0628\u0646\u062f\u06cc \u0648\u0644\u062a\u0627\u0698 \u0627\u0636\u0627\u0641\u0647<\/td>\n<td>IV<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u0631\u06a9\u0627\u0646\u0633 \u0634\u0628\u06a9\u0647<\/td>\n<td>45\u2026440 Hz<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0628\u0639\u0627\u062f (\u0627\u0631\u062a\u0641\u0627\u0639 \u00d7 \u0639\u0631\u0636 \u00d7 \u0639\u0645\u0642)<\/td>\n<td>164 mm \u00d7 190 mm \u00d7 44 mm<\/td>\n<\/tr>\n<tr>\n<td>\u0648\u0632\u0646 \u062e\u0627\u0644\u0635<\/td>\n<td>0.59 kg<\/td>\n<\/tr>\n<tr>\n<td>\u062f\u0645\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0645\u062d\u06cc\u0637<\/td>\n<td>-35\u2026+70 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627<\/td>\n<td>\u06a9\u0645\u06cc\u0633\u06cc\u0648\u0646 \u0645\u0633\u062a\u0642\u0644 \u0627\u0646\u062a\u062e\u0627\u0628\u0627\u062a \u06f6\u06f0\u06f9\u06f4\u06f7-\u06f2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p dir=\"ltr\"><strong>\u0633\u0627\u0632\u0646\u062f\u0647:<\/strong> \u0627\u0634\u0646\u0627\u06cc\u062f\u0631 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9<br \/>\n<strong>\u0645\u062f\u0644:<\/strong> 50440<br \/>\n<strong>\u0646\u0648\u0639:<\/strong> Earth Leakage Current Sensor (Closed Toroid)<br \/>\n<strong>\u0633\u0631\u06cc:<\/strong> VigiPacT MA120<br \/>\n<strong>\u062c\u0631\u06cc\u0627\u0646 \u0646\u0627\u0645\u06cc:<\/strong> \u06f2\u06f5\u06f0 \u0627\u0644\u0641<br \/>\n<strong>Inner Diameter:<\/strong> 120 mm<br \/>\n<strong>Transformer Ratio:<\/strong> 1\/1000<br \/>\n<strong>Current Sensor Type:<\/strong> \u0646\u0648\u0639 A<\/p>","protected":false},"featured_media":8916,"template":"","meta":[],"product_brand":[],"product_cat":[104,19,68,103,102,105,112,101,100,107,106,81,111,113],"product_tag":[],"class_list":["post-8914","product","type-product","status-publish","has-post-thumbnail","product_cat-air-compressor","product_cat-circuit-breaker","product_cat-control-relays-relay","product_cat-elevator-and-crane","product_cat-fan-and-pumps","product_cat-hvac","product_cat-iec-standards","product_cat-industrial-process","product_cat-motor-control-application","product_cat-new-energy","product_cat-oil-gas","product_cat-schneider","product_cat-standard","product_cat-ul-standards","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/product\/8914","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/media\/8916"}],"wp:attachment":[{"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/media?parent=8914"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/product_brand?post=8914"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/product_cat?post=8914"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/fa\/wp-json\/wp\/v2\/product_tag?post=8914"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}