RMC Type GIS swicthgear
RMC is completely insulated SF6 gas insualted GIS switchgear which is also called RMC ring main unit.
Which is in conformity with the standards the GB/IEC standard and the design of a high safety combined switch cabinets.
Reference standard:
----IEC62271-200
----IEC62271-100
----GB3804-2004
----GB3906-1991
----GB16926-1997
----GB/T11022-1999
Remark:
Fuse combined electrical follow IEC 60420
VCB unit according to IEC 62271-100/GB1984-2003
a) Air temperature: ±40℃; Daily average ≤25°C
b)Altitude above sea level: Maximum installation altitude: 4000m
c)Wind: less than 35m/s;
d)Earthquake intensity: no more than 8 degrees;
|
No
|
Item
|
Unit
|
Data
|
|
1
|
Rated voltage
|
kV
|
12/24/36/40.5
|
|
2
|
Power Frequency withstand voltage
|
Dry
|
28/50/80/95
|
|
Wet
|
|
Lightning Impulse withstand Voltage
(peak value)
|
75/125/170/185/200
|
|
3
|
Rated Current
|
A
|
630/1250
|
|
4
|
Rated short circuit breaking current (peak)
|
kA
|
25/31.5
|
|
5
|
Rated closed-loop breaking current
|
A
|
630/1250/2500(C/V)
|
|
|
|
|
|
|
6
|
Rated short time withstand time
|
S
|
3
|
|
7
|
Mechanical life
|
times
|
C/F(2000)V(10,000)
|
