Best KYN28A-12 Indoor Metal Armoured Pull-out Switchgear Supplier
KYN28A-12 indoor metal armoured pull-out switchgear is mainly used in power plants, industrial and mining enterprises, power distribution and secondary substation of power system, power transmission and large motor start-up.
It is used for control, protection, real-time monitoring and measurement.
It has perfect five-proof function and can be equipped with domestic VS1 (ZN63A-12) vacuum circuit breaker, VD4 vacuum circuit breaker produced by ABB Company, HS type (ZN82-12) vacuum circuit breaker produced by Shanghai Fuji Machine Switch Limited Branch, VEP type (ZN96-12) vacuum circuit breaker produced by Xiamen Huadian Switch Limited Branch of Sino-foreign joint venture.
At present, it is widely used in 12KV market.
(Standard Overhead Inlet and Outlet Line Scheme; Cable Inlet and Outlet Line Scheme)
1. Standard scheme of GZS1 + cable access line and contact cabinet: 650 x wide, 1500 x deep, 2300 x high; 150 mm phase spacing; 210 mm phase spacing of GZS1 cabinet width 800; 275 mm phase spacing of cabinet width 1000.
KYN28A-12 indoor metal armoured pull-out switch
A. Bus compartment
B. Circuit Breaker Room
C. Cable room
D. Instrument room
|1 min power frequency withstand voltage (rated insulation level)||KV||42 (Relatively and Interphase) 48 (Isolated Fracture)|
|Lightning impulse withstand voltage (rated insulation level)||KV||75 (Relatively and Interphase) 85 (Isolated Fracture)|
|Nominal Current of Main Bus||A||630 1250 1600 2000 2500 3150 4000|
|Nominal Current of Branch Bus||A||630 1250 1600 2000 2500 3150 4000|
|4S thermally stable current||KA||16 20 25 31.5 40|
|Rated dynamic stable current||KA||40 50 63 80 100|
|Protection level||The enclosure is IP4X and the compartment and door are IP2X when opened|