{"product_id":"chint-ouvr-1-auto-reset-over-under-voltage-protection-device-2p-4p","title":"CHINT OUVR-1 Auto-Reset Over \u0026 Under Voltage Protection Device 2P\/4P","description":"\u003ch3\u003eCHINT OUVR-1 Auto-Reset Over \u0026amp; Under Voltage Protection Device 2P\/4P AC230V\/400V 32A~125V Automatic Reconnect Undervoltage Overvoltage Protector\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eCHINT OUVR-1 is auto-recovery overvoltage \u0026amp; undervoltage protection relay, DIN rail mounted for household \u0026amp; distribution cabinet. It automatically cuts off load circuit once voltage exceeds over\/under threshold, delays 30±10s to restore power supply after mains voltage back to normal range, effectively avoid frequent on-off at critical voltage fluctuation. Available in 2P(1P+N,AC230V) \u0026amp; 4P(3P+N,AC400V), two wiring directions: Top-in Bottom-out \/ Bottom-in Top-out.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eCore Electrical Specification\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eContent\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eAuto Reset Over \u0026amp; Under Voltage Protector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eOUVR-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCHINT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePole Type\u003c\/td\u003e\n\u003ctd\u003e2P(1P+N AC230V),4P(3P+N AC400V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Range\u003c\/td\u003e\n\u003ctd\u003e32A,40A,50A,63A,80A,100A,125A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReset Delay\u003c\/td\u003e\n\u003ctd\u003e30S±10S Auto Reclose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eOvervoltage + Undervoltage Cutoff Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount\u003c\/td\u003e\n\u003ctd\u003eDIN Rail Mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Color\u003c\/td\u003e\n\u003ctd\u003eGrey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch2\u003e4 Types Wiring Variant\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e1P+N(2P AC220V) Top-in Bottom-out(Neutral Left, Live Right)\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n→ 1P+N (2P AC230V) Top Feed, Bottom Exit (N on Left, L on Right)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1P+N(2P AC220V) Bottom-in Top-out(Live Left, Neutral Right)\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n→ 1P+N (2P AC230V) Bottom Feed, Top Exit (L on Left, N on Right)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3P+N(4P AC380V) Top-in Bottom-out(Neutral Left, Live Right)\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n→3P+N (4P AC400V) Top Feed, Bottom Exit (N on Left, L on Right)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3P+N(4P AC380V) Bottom-in Top-out(Live Left, Neutral Right)\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n→3P+N (4P AC400V) Bottom Feed, Top Exit (L on Left, N on Right)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eCurrent Rating Options\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e32A \/40A \/50A \/63A \/80A \/100A \/125A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli\u003eAuto delay reset(30±10s) after voltage back to normal, prevent frequent switching at marginal voltage\u003c\/li\u003e\n\u003cli\u003eDual protection: overvoltage + undervoltage cut-off to protect home appliances \u0026amp; electrical equipment\u003c\/li\u003e\n\u003cli\u003eStandard DIN rail installation, compact modular grey housing\u003c\/li\u003e\n\u003cli\u003eLow power consumption below 2W, long service life over 50k cycles\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eHousehold residential power distribution, home electrical panel, air conditioner, refrigerator, whole-house surge 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