General

This product is applied to the distribution system of power plant\oil\chemical industry\metallurgy\textile\high-rise build and other industries. Especially in the high automation degree place needing computer interface such as large-scale power plant\oil system etc, this product could be the low-volt complete set distribution appliance for distribution\motor centralized control\reactive power compensation in power-supply system of three phase AC 50(60)Hz\rated work volt 380V(400)(600)\rated current being 4000A or lower.

Main circuit rated volt(V)
(AC)380(400)\(600)

Auxiliary circuit rated volt(V)
(AC)220\380(400)

(DC)110\120

Rated frequency(Hz)
50(60)

Rated insulation voltage(V)
660(1000)

Rated current(A)
Horizontal bus
¡Ü4000

Vertical bus(MCC)
1000

Bus rated short-time withstanding current(kA/1s)
50., 80

Bus rated peak withstand current (kA/0.1s)
105, 176

Power frequency test volt(V/1min)
Main circuit
2500

Auxiliary circuit
1760

Bus
Three-phase four-line
A. B. C. PEN

Three- phase five-line
A. B. C. PE. N

Class of protection
IP30. IP40