GCS Oil Transformer Low-Voltage Withdrawable Switchgear Power Distribution Cabinet

Overview GCS LV with drawable swichgear(hereimafter rerred toas devce )sdevelopedacording to therequirements fom industry competen derartment nmerous elerie users anddesign unit by original state mechancal departiment,unitedsign group of power derartment conformsto atonalondrions andwith igher tectaical peromace idex and dapsthe demands for power market development and able to compete with available imported products. The device passed the uthentication jointly presidedbytwo departments im Juty 1996in Shanmghai f obtains the reopntion n afimatonfom manmwracturimpnit andpowerconsmetconstruction. The device is applicable to the distribution system of tower staton,petroleum,chemical enginering ,metlleyweaving and allrulding nustrisetc theplecs with hgh unoma.icity and need compuertojoint, such aslage-scale power station and perochemical industry system ete, ithe low volage compler diartutiondviceused inthegeneatn and powetsupply system with three-phase AC50(60)Hz, rated working voltage 380V,rated current 4000A and below for distribution , motor central control and reactive power compensation.The device accords with standards IEC439-1 and GB7251.1. Main feature 1.Main fromework adopts8MFfbar see. Bot sides ofbarsee isinstalled witho9.2mm mounting hole with modults 20mm and 10m. mner installation is fexible and eass 2.Twotypes of assembly form design for main framework,fllassembly stucture and partial(side frame and crossrail) welding structure for user selection. 3.Eachfuction ompartmentof device is sparated mutully The compartmentsar divided into functionunit compartment,bu har compartment andcablecompartment. Each one hasrelative independent function. 4.Horizontal bus bar adoptscabine back level placed arra paterm forenhancing the eapacity ofresistn ecrodynamie fore forbus ha.l sthebasiemeasure orotaing highshort circuitstrcngth capacity for main circuit. 5.Cablc compartment design makes cable outlet and inlet up and down convenient.     The main technical parameters  (V) Rated woltage of main circuit AC                                                           380(400),660(kA/1s) Rated short time withstand current of bus bar      50,80(V) Rated woltage of main circuit(kA/0.1s) Rated peak withstand current of bus bar           105,176AC                                                           220,380(400)(i1miny power frequency test voltageDC                                                           110,220Main crcuit                                                                          2500(Hz) Rated frequency                               50(60)Auxiliary circuit                                                                    1760(V) Rated insulation voltage                     660(1000)Bus bar(AyRated currentThree-phase four-wire system                      A.B.C.NHorizontall bus bar                                     ≤4000Three-phase five-wire system                       A.B.C.PE.N(MCCy vertical bus bar                              1000Protectionlevel.                                             IP30. IP40      Use environmental conditions1.Ambient air temperature: -5ºC~+40ºCCand the average temperature should not exceed +35ºC in 24h, 2.Relative humidity should not exceed 50% at max temperature. Hligher reaive humidity isallowe at lower emperturs. x.90%a 20ºC.Bbtin ew ofite emperntre thage.is possible that moderate dews will produce casually. 3.Altitude above sca level should not exceed 2000M. 4.Installation gradicnt not cxceed 5° 5.Indoor without dust, corrosive gas and rain watcr attack. Internal structurePrimawy circuit scheme.  /* 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