{"product_id":"intrerupator-nf-250a-3-poli-600v-maneta-on-off-no-fuse","title":"NF-250A Switch, 3 Pole 600V, ON-OFF Lever, No-Fuse","description":"\u003cdiv class=\"cl-desc\"\u003e\n\n\u003csection class=\"cl-intro\"\u003e\u003ch2\u003eIndustrial Circuit Breaker 250A Three-pole for Main Circuit Protection\u003c\/h2\u003e\n\n\u003cp\u003eThis NF-250A three-pole main circuit breaker ensures the protection and control of high-power electrical circuits in factories, plants, and industrial installations. Ideal for powerful motors, industrial pumps, power supply lines, and production equipment, it offers safe switching up to 600V with a breaking capacity of 25kA at 220V AC.\u003c\/p\u003e\n\n\u003c\/section\u003e\u003csection class=\"cl-benefits\"\u003e\u003ch2\u003eWhat you get with this product\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eRobust protection for circuits up to 250A — manage industrial motors and power equipment without risk of overload\u003c\/li\u003e\n\n\u003cli\u003eClear ON-OFF lever and integrated reset button — quick restart after disconnection, without complex intervention\u003c\/li\u003e\n\n\u003cli\u003eCopper alloy contact pads — superior conductivity and durability for frequent switching cycles\u003c\/li\u003e\n\n\u003cli\u003eFlame-retardant ABS housing — thermal and electrical resistance in accordance with industrial standards, increased safety in demanding environments\u003c\/li\u003e\n\n\u003cli\u003eQuick screw mounting — complete kit with screws for cable fastening, stable installation in electrical panels\u003c\/li\u003e\n\n\u003cli\u003eTriple standard compatibility — works according to JIS and IEC, adapted for various industrial voltage configurations\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003c\/section\u003e\u003csection class=\"cl-how\"\u003e\u003ch2\u003eHow it works and how to install it\u003c\/h2\u003e\n\n\u003cp\u003eThe circuit breaker is mounted in the main electrical panel on a DIN rail or by direct screw fixing. The power cables are connected to the upper terminals, and the output cables to the lower terminals, using the screws from the kit. The lever allows manual opening and closing of the circuit, and the red reset button unlocks the mechanism after an automatic disconnection caused by an overload. Installation requires an authorized electrician in accordance with occupational safety regulations.\u003c\/p\u003e\n\n\u003c\/section\u003e\u003csection class=\"cl-faq\"\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this circuit breaker for a 75kW three-phase motor?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eYes, the circuit breaker supports the current required for such a motor at standard industrial voltages of 380-400V, provided the 250A capacity is respected.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I know when to press the reset button?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe button turns red or pops out of position after an automatic disconnection. You only press reset after checking and eliminating the cause that led to the interruption.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan it be mounted in an old electrical panel with screw mounting, not on a DIN rail?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eYes, the construction allows direct fixing through the mounting holes with screws, independent of the DIN rail.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\u003csection class=\"cl-specs\"\u003e\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eModel\u003c\/td\u003e\n\n\u003ctd\u003eNF250-CS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRated amperage\u003c\/td\u003e\n\n\u003ctd\u003e250A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eNumber of poles\u003c\/td\u003e\n\n\u003ctd\u003e3P (three-pole)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMaximum voltage\u003c\/td\u003e\n\n\u003ctd\u003e600V AC\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eJIS breaking capacity\u003c\/td\u003e\n\n\u003ctd\u003e10kA@550V \/ 15kA@460V \/ 25kA@220V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eIEC breaking capacity\u003c\/td\u003e\n\n\u003ctd\u003e10kA@500V \/ 15kA@445V \/ 18kA@380V \/ 25kA@240V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSwitching type\u003c\/td\u003e\n\n\u003ctd\u003eON-OFF lever with reset\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eHousing material\u003c\/td\u003e\n\n\u003ctd\u003eFlame-retardant ABS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eContact material\u003c\/td\u003e\n\n\u003ctd\u003eCopper alloy\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMounting type\u003c\/td\u003e\n\n\u003ctd\u003eScrew (direct fixing)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\n\u003ctd\u003e167 x 105 x 82\/112 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003ePackage contents\u003c\/td\u003e\n\n\u003ctd\u003e1x NF-250A circuit breaker, cable clamping screw set\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003c\/section\u003e\u003csection class=\"cl-warranty\"\u003e\u003ch2\u003eWarranty and support\u003c\/h2\u003e\n\n\u003cp\u003eThe product benefits from a 24-month warranty according to Romanian legislation for manufacturing defects. You have the right to return within 30 days of delivery if the product does not meet expectations. Fast delivery by partner courier throughout Romania.\u003c\/p\u003e\n\n\u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"OEM","offers":[{"title":"Default Title","offer_id":56801608040779,"sku":"Q-5A033","price":43.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1032\/2067\/4891\/files\/Intrerupator-NF-150A-3-Poli-600V-Maneta-ON-OFF_e69ee9b7-bc89-47b5-9057-7542993d4f1f.jpg?v=1773834760","url":"https:\/\/classlights.eu\/hu-eu\/products\/intrerupator-nf-250a-3-poli-600v-maneta-on-off-no-fuse","provider":"ClassLights","version":"1.0","type":"link"}