Vacuum insulated disconnect switch with phase change
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Vacuum insulated disconnect switch with phase change
The GHK series three-phase AC isolating phase change switch is suitable for 50 Hz power systems with a main circuit rated working voltage of 1.14 kV and a rated working current of 400A or below. It is used for pre-stage isolation of starters, changing phase sequence, and can disconnect the circuit under certain conditions. It features a small size, simple structure, lightweight operation, certain breaking capacity, and a visible isolation gap.
|
Description |
Unit |
Value |
|---|---|---|
|
Part Numbers |
|
GHK-400A/1.14KV |
|
Rated Current |
A |
400 |
|
Rated Voltage |
kV |
1.14 |
|
Rated Breaking Current |
A |
1200 |
|
Rated Short Time Withstand Current (2S) |
kA |
3.2 |
|
Rated Peak Withstand Current |
kA |
8 |
|
Rated Short Time Frequency Withstand Voltage |
kV |
4.2 |
|
Rated BIL Withstand Voltage |
kV |
10 |
|
Rated Short Time Frequency Withstand Voltage (Fracture) |
kV |
4.2 |
|
Rated BIL Withstand Voltage (Fracture) |
kV |
10 |
|
Mechanical Life |
Times |
6000 |
|
Weight |
Kg |
12 |
|
Auxiliary Switch |
- |
1NO 1NC |
|
Auxiliary Contact Capacity |
- |
AC-15: Ue: AC380V, Ie: 0.7A |
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