An overview of the

Houndreds types product as like GCK low-voltage withdrawable switchgear is widely used in power plants, substations, industrial enterprises and the high-rise building power distribution center PC and MCC, motor control center as ac 50 to 60 hz, the rated working voltage of 660 v and below, rated current is 4000 a and below the hair, power supply system in power distribution, centralized control of the motor, reactive power compensation using low-voltage power distribution equipment. Houndreds types product as like GCK low-voltage withdrawable switchgear in the electrical performance is higher than similar products on the basis of increasing the capacity and mechanical strength, and has the advanced structure, good appearance, high protection grade, safe and reliable, maintenance is convenient wait for a characteristic; The update products can be used as low voltage complete switchgear. The product conforms to the standards, GB7251 IE439-87 "low-voltage complete switch equipment" national standard and ZBK36001-89 standard for low voltage draw-out complete switchgear.

The main technical parameters

The rated working voltage: ac 380 v (660 v)

The rated insulation voltage: ac 660 v (1000 v)

Rated frequency 50 hz (60 hz)

The rated working current: horizontal bus: 1250 a - 4000 - a; Vertical bus: 1000 a

Current maximum rated short tolerance: horizontal bus: 80 ka 1 s; Vertical bus: 50 ka 1 s

Maximum rated current peak tolerance: horizontal bus: 170 ka; Vertical bus: 105 ka

Control motor capacity: 320 kw

Drawer loop maximum current: 500 a

The rated power frequency withstand voltage: 2500 v 1 min

Protection grade: IP30, IP40

Installation dimensions (mm) wide * * deep high: 600 (800, 1000) * 800 * 2200 (1000)