Kyn61 33kv/630A Mv withdrawable air-insulated metal-clad switchgear

KYN61-40.5 Medium SwitchgearKYN61-40.5( same as unigear Z3.2) air-insulated metal-clad withdrawable switchgear( hereinafter as "switchgear") is a kind of MV switchgear.It is designed as withdrawable module type panel, and the withdrawable part is fitted with VD4-36E, VD4-40.5 withdrawable vacuum circuit breaker manufac

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KYN61-40.5 Medium Switchgear

KYN61-40.5( same as unigear Z3.2) air-insulated metal-clad withdrawable switchgear( hereinafter as "switchgear") is a kind of MV switchgear.

It is designed as withdrawable module type panel, and the withdrawable part is fitted with VD4-36E, VD4-40.5 withdrawable vacuum circuit breaker manufactured by Cooper Nature company. It can also be fitted with isolation truck, PT truck, fuses truck and so on. It is applicable to three phase AC 50/60 Hz power system, and mainly used for the transmission and distribution of electrical power and control, protection, monitoring of the circuit.


Main technical specifications

 
No.ItemUnitParameters
1Rated VoltageKV3640.5
2Rated FrequencyHz50/60
3Rated CurrentA630 1250 1600 2000 2500 3150
4Branch busbar rated currentA630 1250 1600 2000 2500 3150
5Main busbar rated currentA630 1250 1600 2000 2500 3150
61min power frequency withstand voltageKV7095
7Lightening impulse withstand voltagekV170185
8Rated Short-time Withstand Current (4s)kA20/25/31.5/40
9Rated Short Circuit Breaking Current(Peak)kA40/50/63/80/100
10Protection type IP4X for housing
11Rated voltage for control CircuitVDC110, DC220, AC220

Kyn61 33kv/630A Mv Draw-out Type Air Insulated Metal Clad SwitchgearKyn61 33kv/630A Mv Draw-out Type Air Insulated Metal Clad Switchgear

Kyn61 33kv/630A Mv Draw-out Type Air Insulated Metal Clad Switchgear
Kyn61 33kv/630A Mv Draw-out Type Air Insulated Metal Clad Switchgear


 

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