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Brand Name : | Tranchart |
---|
Changzhou, Jiangsu, China
Product description
GB ISO 36KV Gas Insulated Switchgear Medium Voltage Ring Main Unit
Feature
1. Metal-clad and fully enclosed structure, can prevent dirt and small animals
from the entrance.
2. Through the observation windows in the door panel switch position and general
condition can be clearly viewed.
3. The door and switch operating handle is mechanically interlocked to ensure
the door cannot be opened with the switch closed and the switch cannot be
closed with the door open.
4. The switchgear use vacuum switches combined with solid insulation material.
This environmentally-friendly technology avoids the use of SF6 as an insulation
gas.
5. Reliable FIVE-PREVENTION interlock can effectively prevent mal-operation
Technical Data
No.
Item
Unit
Parameter
1
Rated
voltage
kV
12
24
36
2
Rated
frequency
Hz
50/60
3
Rated
current
A
630(1250*)
4
1min
Power frequency
withstand
voltage
wet
kV
38
50
70
dry
kV
48
60
85
5
Lightning
impulse withstand voltage
kV
75
125/150
170
6
Rated
short circuit breaking current (peak)
kA
80
63
63
7
Rated
active load and close circuit breaking current
A
63
50
50
8
Rated
transferring current
A
1700
1200
1200
9
Rated
short circuit making a current (peak)
kA
80
63
63
10
Rated
cable(line) charging breaking current
A
50
and 10
50/10
11
Cable
charge breaking current in earthing fault
A
20
20
20
12
Rated
withstand current (peak)
kA
80
63
63
13
Short-time
withstand current (2s)
kA
25
20
20
14
Mechanism
life
times
5000
2000
2000
Changzhou, Jiangsu, China
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