{"product_id":"kyongbo-electric-digital-over-under-negative-sequence-ground-over-voltage-relay-gd3-v21-59-27-47-64-64v-ngr-open-gfr","title":"Kyongbo Electric Digital Over \/ Under \/ Negative Sequence \/ Ground Over Voltage Relay GD3-V21 (59, 27, 47, 64, 64V, NGR OPEN, GFR)","description":"\u003cp class=\"ps-intro\"\u003eThe relay is designed to the KEPCO over\/under voltage relay standard for generator, transformer, motor, shunt capacitor bank, NGR, STATCON and distributed power supply protection.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eOver voltage x3, under voltage x3, ground over voltage x1, negative sequence over voltage x1\u003c\/li\u003e\n\u003cli\u003eNGR OPEN and GFR elements\u003c\/li\u003e\n\u003cli\u003eFault waveform and event recording\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Power\u003c\/th\u003e\n\u003ctd\u003eAC\/DC 110-220 V (free voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003eCharacter LCD (4 lines x 20 characters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunication\u003c\/th\u003e\n\u003ctd\u003eModbus RTU, RS-485 1 port (rear), RS-232C 1 port (front)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEvent Record\u003c\/th\u003e\n\u003ctd\u003eUp to 1,024 events\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFault Waveform Record\u003c\/th\u003e\n\u003ctd\u003eUp to 6 records\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (W x H x D)\u003c\/th\u003e\n\u003ctd\u003e168 x 218 x 250 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eapprox. 5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplied Standard\u003c\/th\u003e\n\u003ctd\u003eES-5945-0003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eGD3-V21\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eFunctions: 59, 27, 47, 64, 64V, NGR OPEN, GFR | Digital Input: 3 points, AC\/DC 110-220 V | Trip Output: 1a x 3, 1c x 1 (16 A at AC 250 V) | Alarm Output: 1a x 4, 1c x 1 (5 A at AC 250 V) | Analog Input: Voltage 3, ground voltage 1, ground current 1 | Rated Voltage: AC 63.5-190 V | Ground Current: AC 1.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Kyongbo Electric","offers":[{"title":"Default Title","offer_id":67495225393442,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/kyongbo-electric-digital-over-under-negative-sequence-ground-over-voltage-relay-gd3-v21-59-27-47-64-64v-ngr-open-gfr-1.jpg?v=1791599302","url":"https:\/\/prosourcemro.com\/products\/kyongbo-electric-digital-over-under-negative-sequence-ground-over-voltage-relay-gd3-v21-59-27-47-64-64v-ngr-open-gfr","provider":"ProSource MRO","version":"1.0","type":"link"}