|
|
| Sell Low Pressure Drawout Series Switchboard (GCK, GCL) |
| |
 |
Technical parameters:
1) Main circuit nominal insulation voltage: 660V
2) Main circuit nominal voltage: AC 380V
3) Auxiliary circuit nominal voltage: AC 220V, 380V, 110V
4) Rated frequency: 50 / 60Hz
5) Rated current:
a) Level bus: ≤3,200A
b) Vertical bus: 1,600A
6) Nominal short time withstand current (IS): 50kA, 80kA
7) Nominal peak reliability current: 105kA, 176kA
8) Power frequency test voltage:
a) Main circuit: 2,500V/min
b) Auxiliary circuit: 1,760V/min
9) Peeling levels of protection: IP3LO, IP4LO
10) Protection:
a) In circuit design, operating power source adopted electric move measure
(with isolation transformer)
b) In mechanism design, we set much value on design between cabinet and
insulating; it up to IP40 standards provided by IEC529 and GB4208 and
gives a guarantee for personal security of fixing, mending and operator
Usage conditions:
1) Working altitude limit: 2,000m
2) Indoor, no dust, aggressive gas or rain
3) Ambient temperature and relative humidity: no higher than 40°C, no lower
than -5°C, average temperature limit of 35°C, relative humidity limit
of 85%
4) No shock and bump
5) Fixing inclination pitch is not over 5% |
|
chinapower.com
