{"product_id":"nb3900s-westinghouse-3-pole-900-amp-600v-bolt-on-molded-case-circuit-breaker","title":"NB3900S - Westinghouse 3 Pole 900 Amp 600V Bolt-On Molded Case Circuit Breaker","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eNB3900S\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eNB3900S\u003c\/b\u003e is a Westinghouse 3 pole, 900 amp, 600V bolt-on molded case circuit breaker designed for reliable protection in industrial and commercial power distribution systems. This breaker features a thermal magnetic trip unit and is built for durability and safety in demanding environments.Engineered for high performance, the NB3900S offers robust overload and short-circuit protection. Its bolt-on mounting ensures secure installation, while the interchangeable trip unit provides flexibility for various load requirements. The breaker is suitable for use in systems up to 600V AC and is rated for 900 amperes at 40°C.\u003cul\u003e\n\u003cli\u003e3 Pole\u003c\/li\u003e\n\u003cli\u003e900 Ampere Rating\u003c\/li\u003e\n\u003cli\u003e600V AC Maximum Voltage\u003c\/li\u003e\n\u003cli\u003eBolt-On Mounting\u003c\/li\u003e\n\u003cli\u003eThermal Magnetic Trip Unit\u003c\/li\u003e\n\u003cli\u003eInterchangeable Trip\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 30kA @ 480V\u003c\/li\u003e\n\u003cli\u003eFrame: NB Series\u003c\/li\u003e\n\u003cli\u003eMounting: Bolt-On\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: 40°C\u003c\/li\u003e\n\u003cli\u003eApplication: Industrial \u0026amp; Commercial Power Distribution\u003c\/li\u003e\n\u003c\/ul\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: NB3900S\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Westinghouse\u003c\/li\u003e\n\u003cli\u003eCategory : Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Molded Case\u003c\/li\u003e\n\u003cli\u003eFamily : NB Series\u003c\/li\u003e\n\u003cli\u003eType : NB\u003c\/li\u003e\n\u003cli\u003eVoltage : 600\u003c\/li\u003e\n\u003cli\u003eAmperage : 900\u003c\/li\u003e\n\u003cli\u003ePhase : 3\u003c\/li\u003e\n\u003cli\u003ePoles : 3\u003c\/li\u003e\n\u003cli\u003eAIC rating : 30kA@480V\u003c\/li\u003e\n\u003cli\u003eConnection : Bolt-On\u003c\/li\u003e\n\u003cli\u003eFunctions : LI - Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli\u003eProtection : Thermal Magnetic\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eWeight : 61 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Westinghouse","offers":[{"title":"Re-Certified","offer_id":42953674195103,"sku":"NB3900S-ReCert","price":2978.33,"currency_code":"USD","in_stock":true}],"url":"https:\/\/essentialparts.com\/products\/nb3900s-westinghouse-3-pole-900-amp-600v-bolt-on-molded-case-circuit-breaker","provider":"Essential Electric Supply","version":"1.0","type":"link"}