{"title":"Circuit Breakers","description":"","products":[{"product_id":"voltage-current-protector-njva1-63-1p-n-top-in-bottom-out-508567","title":"CHINT Under\/Over Voltage Protector","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cb\u003eCHINT NJVA1 Voltage and Current Protector\u003c\/b\u003e\u003cspan\u003e is an intelligent protection device designed to safeguard electrical equipment from overvoltage, undervoltage, and overcurrent faults. Featuring an integrated digital display, modular structure, and adjustable thresholds, it ensures quick response and automatic reconnection once power stabilizes. Suitable for AC 230V or 400V systems, the NJVA1 provides reliable protection for power grids, generator sets, substations, and industrial applications under unattended operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"unifiedTitle\"\u003eProduct Information\u003ca data-toggle=\"tab\" href=\"https:\/\/www.chintglobal.com\/global\/en\/products\/low-voltage\/iec\/industrial-control\/njva1.html#menu1\"\u003e\u003c\/a\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv id=\"menu1\" class=\"tab-pane fade in active\"\u003e\n\u003cdiv class=\"tab-line-text\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eProduct type\u003c\/b\u003e: Voltage and Current Protector\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePoles\u003c\/b\u003e: 1P+N \/ 3P+N\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRated operating voltage\u003c\/b\u003e: AC 230V \/ AC 400V\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRated operating frequency\u003c\/b\u003e: 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRated working current\u003c\/b\u003e: Adjustable\n\u003cul\u003e\n\u003cli\u003e1–63A (default 63A)\u003c\/li\u003e\n\u003cli\u003e10–100A (default 100A)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOvervoltage cut-off range\u003c\/b\u003e: 240–300V adjustable (default 270V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUndervoltage cut-off range\u003c\/b\u003e: 140–200V adjustable (default 170V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOvercurrent cut-off range\u003c\/b\u003e:\n\u003cul\u003e\n\u003cli\u003e63A: 1–63A adjustable (default 63A)\u003c\/li\u003e\n\u003cli\u003e100A: 10–100A adjustable (default 100A)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOvercurrent confirmation delay\u003c\/b\u003e: 6 seconds (protection triggered if exceeded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReconnection delay (power-on delay)\u003c\/b\u003e: Adjustable 5–300s (default 5s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReset delay after overcurrent trip\u003c\/b\u003e: Adjustable 5–300s (default 30s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMounting method\u003c\/b\u003e: Standard DIN-rail (TH35-7.5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnvironmental conditions\u003c\/b\u003e:\n\u003cul\u003e\n\u003cli\u003eOperating temperature: −35°C to +70°C\u003c\/li\u003e\n\u003cli\u003eRelative humidity: ≤90% (at 20°C)\u003c\/li\u003e\n\u003cli\u003eAltitude: ≤3000m\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePollution level\u003c\/b\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation category\u003c\/b\u003e: II \/ III\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage temperature\u003c\/b\u003e: −35°C to +70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e:\n\u003cul\u003e\n\u003cli\u003e1P+N 63A: 85.5 × 65.5 × 35.6 mm\u003c\/li\u003e\n\u003cli\u003e3P+N 100A: 92 × 89.8 × 49.6 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Chint","offers":[{"title":"Default Title","offer_id":45621268316345,"sku":null,"price":5130.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/6937\/2345\/files\/unnamed_c9f11729-e676-4599-b62d-1bcc183dc53a.jpg?v=1764692817"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/6937\/2345\/collections\/4p_dc_breaker.webp?v=1759593845","url":"https:\/\/smartelectric.pk\/collections\/breakers.oembed","provider":"Smart Electric","version":"1.0","type":"link"}