High Voltage 10~24kv Sf6 Gas Insulated Switchgear RMU Switchgear (GIS)

GIS-GasInsulatedSwitchgear
NINGBOTIANAN(GROUP)CO.,LTD.General
TheGISissuitableforpowerplant,substation,combinedsubstationandelectricpowersystem,whichisthreephaseindoorACsinglebusbarandsectioningsinglebusbarwith50Hz,35kVratedvoltage,usedtocontrol,acceptanddistributeelectricpower.
Standard
>>IEC60265-1,IEC6227-1,EC62271-100,-102,-105,-200andIEC60529
Availablemodules
>>C:CableSwitch
>>De:DirectCableConnectionwithearthing
>>D:DirectCableConnection
>>F:Switch-FuseDisconnector
>>V:VacuumCircuitbreaker
>>Be:Busbarearthing
>>Sl:BusbarSectionalizer,loadbreakswitch
>>Sv:BusbarSectionalizer,vacuumcircuitbreaker
>>CB:Circuit-breakermodule
>>M:MeteringModule
>>Mt:Meteringtariffmodule
Functionaldesign
1.Reliable
Eachcompartmentismonitoredindividually&hasitsownpressurereliefdevice.
2.Safety
Theprimarysidecomponentsarehermeticallyenclosed,gasfilledcompartmentandthusinsensitive
toatmosphere,dirt&dust.
3.Spacesaving
SmallerfootprintsAlloperationsontheswitchgearfront.
4.Economicallyefficient
Reducedspace&surfacearearequirement.LongservicelifeMaintenancefreeGascompartment.
Specifications
No.ItemunitParameter1RatedvoltageKV122MainbusbarratedcurrentA6303RatedcurrentA6304RatedfrequencyHZ505Ratedshort-timewithstandcurrentKA206RatedshorttimecontinualtimeS47RatedpeakwithstandcurrentKA50/1258Ratedshort-circuitmakingcurrentKA509RatedactiveloadbreakingcurrentA63010RatedclosedloopbreakingcurrentA63011Ratedcable-chargingbreakingcurrentA1012Theearthingswitchrated
short-timeresistancecurrentKA2013Groundingswitchrated
shortcircuitdurationS414Groundingswitchrated
peakwithstandcurrentKA5015Ratinginsulationlevel1minPower
frequencywithstand
voltageKV(phasetophase/phase-to-ground)42;
(isolatingdistance)48lightningimpulse
withstandvoltage
(peakvalue)KV(phasetophase/phase-to-ground)75;
(phasetophase/phase-to-ground)8516majorloopresistance≤40017mechanicallifeLoadswitchtime5000Earthingswitchtime200018subsidiaryloop1minPower
frequencywithstandvoltageKV219SF6RatedGaspressure
(20ºCgaugepressure)Mpa0.0420SF6GasannualLeakagerate1%21ProtectiongradeIP4X
Technical dataS/NItemUnitParameter1Rated voltage:kV36, 38, 40.52Rated frequency:Hz50/6031 min power frequency withstand voltage
phase-phase,phase -earth/isolating distance :kV70/80, 70/80, 95/1104Lighting impulsive withstand voltage
phase-phase,phase-earth/isolating distance:
170/195, 170/195, 185/2155Rated current:A630, 12506Rated current of fuse:A3.15-507Rated short-time withstand current of main circuit, earth circuit :kA208Rated short-time withstand current of main circuit, earth circuit :kA209Rated short-circuit making current:kA5010Load switch full capacity breaking times:times10011Rated short-circuit breaking current of fuse :kA31.512Rated transfer current:A100013Rated SF6 gas pressure (ambient tempeture20ºC):Mpa0.0414SF6 gas min. pressure (gauge pressure at 20ºC)Mpa0.0215Gas annual leakage rate
<0.2%16Mechanical lifetime :times500017Protection degree of gas filled tankIP6718Protection dgree of mechanism compartment,
instrument compartment and cable compartmnetIP3X19Circuit resistance
20LBS cubicleuΩ13021LBS+fuse cubicleuΩ25022Circuit breaker cubicleuΩ140