{"product_id":"selec-640psr-v-ce-phase-sequence-relay-3p-154-520v-ac-over-under-voltage","title":"Selec 640PSR-V-CE Phase Sequence Relay 3P 154-520V AC Over\/Under Voltage","description":"\u003cp\u003eSelec 640PSR-V-CE line monitoring relay for three-phase 3-wire systems. On top of phase sequence, phase failure and phase asymmetry it also monitors under and over voltage, with a user-selectable SPP\/PSR function, selectable asymmetry and selectable OV\/UV tripping.\u003c\/p\u003e\u003cp\u003eTechnical specifications:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCommercial reference: 640PSR-V-CE\u003c\/li\u003e\n\u003cli\u003eManufacturer: Selec\u003c\/li\u003e\n\u003cli\u003eMeasured parameters: phase sequence, phase failure, phase asymmetry, under voltage, over voltage\u003c\/li\u003e\n\u003cli\u003eElectrical connection: 3P - 3W\u003c\/li\u003e\n\u003cli\u003eUser selectable: SPP\/PSR, OV and UV ON\/OFF, asymmetry 45\/65 V\u003c\/li\u003e\n\u003cli\u003eMultiple LEDs for fault indication\u003c\/li\u003e\n\u003cli\u003eTrip accuracy: ±1% of full range\u003c\/li\u003e\n\u003cli\u003eOutput contact: 1 C\/O (SPDT)\u003c\/li\u003e\n\u003cli\u003eOutput rating: NC 5 A @ 250 V AC \/ 30 V DC (resistive), NO 5 A @ 250 V AC \/ 30 V DC (resistive)\u003c\/li\u003e\n\u003cli\u003eOperating voltage: 154 to 520 V AC (L-L)\u003c\/li\u003e\n\u003cli\u003eWidth: 17.5 mm, DIN rail mount and wall mount\u003c\/li\u003e\n\u003cli\u003eCE, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SELEC","offers":[{"title":"Default Title","offer_id":58747199357192,"sku":"SLC640PSR-V-CE","price":17.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/4351\/3096\/files\/selec-640psr-v-ce-phase-sequence-relay-3p-154-520v-ac-overunder-voltage-7334845.png?v=1789569283","url":"https:\/\/gabbyelectric.com\/en-us\/products\/selec-640psr-v-ce-phase-sequence-relay-3p-154-520v-ac-over-under-voltage","provider":"Gabby Electric","version":"1.0","type":"link"}