Fk (R) N12-12D Indoor Load Break Switch Load Breaker Isolator Isolate Switch

FK(R)N12-12D Indoor Load Break Switch Load Breaker Isolator Isolate SwitchProduct descriptionFN12-12 and FN12-12R is of three phases indoor use AC high voltage load switch for breaking and making the circuit of 50Hz, 12KV system under rated loading, closed loop current, no-loading transformer, cable charged current and short circuit current. The load switch equipped with earth switch can withstand short circuit current, and m-ainly used in power distribution substation and industrial electrical equipment where three phase closed loop circuit or bottom power supply system for control and protection. Technical Specifications  NumberNameUnitFN12-12DFN12-12D(R)D1Rated voltageKV122Rated frequencyHz503Rated currentA6301254Lighting impulse resisting voltageKVTo earthing.interphase 75 isolation break 8551min power frequency withstand voltageKVTo earthing.interphase 42 isolation break 486Rated heat-stability currentKA20(4S)7Rated machine-stability currentKA508Rated closing current(peak)KA50509Rated short-circuit breaking current (prospective value)KA 31.510Max.critical breaking currentA2S fuse box characterisitic curve11Min.Breaking currentKA fuse box characterisitic curve12Rated transfer currentKA 1.513Max.breaking current(reference value)KA1.814Braking no-load transformer capcitykva125015Rated cable charging currentA1016Rated power load current breaking timestime≥10017Switch-off time of rated power load current switch on-and-offS >0.0618Rated transfer currentKA20(2S)20(2S)19Rated transfer currentKA505020Motor operating power valtageVpay 110,220 direct currentEnvironmental Conditions1. Ambient temperature: not higher than +40 ºC, not less than -15 ºC (at -30  ºC to allow storage and transportation). 2. Altitude: not exceed 1000m. 3. Earthquake intensity: not more than 8 degree. 4. Wind pressure:≤700pa 5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration Company introductionZhejiang Volcano Electrical is a professional factory for prodcuing 10-40.5kV electrical equipments for power transmission, including all types of indoor&outdoor vacuum circuit breakers, automatic current recloser, SF6&vacuum load break switch, isolating switch, earthing switch, air&gas insulated switchgear, vacuum interrupters, fuse cutouts and lightning arresters. The factory is located in Yueqing, the famous town for all types of low and high voltage electrical parts.It occupies square more than 10000m 2, and has developed several international production line. We have made constant efforts to improve product quality and service. To offer best quality with our best service to get a win-win solution is our main principal. Certification CollectionOur company has get ISO9001, 14001 and 18001 approved. We have passed many type testing for our prodcuts. ContactAddress: No.211, Weishier Road, Economic Development Zone, Yueqing, Zhejiang, China   /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1