Description
GN1-12G(D) Series Outdoor High Voltage Isolate
GW1-12G(D)
Summary
Definition of model
Rated short time withstand current
Rated current
Earth contrivance
Plateau type
Rated voltage
Design No
Outdoor type
Isolating switch
Service condition
1.The altitude above sea level: 2000m.
2.The ambient air temperatures: -40 to 40℃
3.Wind speed doesn’t exceed 700Pa (not exceed 34m/s)
4.The earthquake intensity doesn’t exceed 8 degrees.
5.The installation site of ordinary type isolator should be kept away from gas, smoke chemical deposition, salt-spray fog, dust and other explosive and corrosive maters that affect seriously insulation and conduction capability of the isolator.
6.Pollution proof type isolator applies to sever filthy conduction area. However, it shouldn’t be any explosive matters and matters causing fire.
GW1 Key Technical Parameters
| Items | Units | Technical parameters | ||||
| Rated voltage | kV | 10 | 15 | 20 | ||
| Max. operating voltage | 12 | 17.5 | 24 | |||
| 1 min Power frequency withstand voltage | To earth | kV | 38 | 42 | 50 | |
| Across open DS | kV | 42 | 48 | 60 | ||
| Lightning impulse withstand voltage | To earth | kV | 75 | 105 | 125 | |
| Across open DS | kV | 85 | 120 | 145 | ||
| Rated frequency | Hz | 50 | ||||
| Rated current | A | 200 | 400 | 630 | 1250 | |
| Short time withstand current(4s) | kA | 6.3 | 12.5 | 20 | 31.5 | |
| Rated peak withstand current | kA | 10 | 31.5 | 50 | 80 | |
| Mechanism supplied for disconnector | CS8-1、CS8-D、CD8-8 Rain type manual mechanism or CX6 motor drive mechanism | |||||
HGW1 Key Technical Parameters
| Items | Units | Technical parameters | ||||
| Rated voltage | kV | 12 | 24 | 33 | ||
| Max. operating voltage | 15 | 27 | 35 | |||
| 1 min Power frequency withstand voltage | To earth | kV | 40 | 50 | 80 | |
| Across open DS | kV | 47 | 60 | 90 | ||
| Lightning impulse withstand voltage | To earth | kV | 105 | 125 | 180 | |
| Across open DS | kV | 120 | 145 | 210 | ||
| Rated frequency | Hz | 50 | ||||
| Rated current | A | 200 | 400 | 630 | 1250 | |
| Short time withstand current(4s) | kA | 6.3 | 12.5 | 20 | 31.5 | |
| Rated peak withstand current | kA | 16 | 31.5 | 50 | 80 | |
| Mechanism supplied for disconnector | CS8-1、CS8-D、CD8-8 Rain type manual mechanism or CX8-5 motor drive mechanism | |||||
Overall And Installation Dimension
| Product model number | A | B | C |
| GW1-12G/400A | 510 | 555 | 18×24=4 |
| GW1-12G/630A | 530 | 555 | |
| GW1-24G/400A | 510 | 555 | 18×24=4 |
| GW1-24G/630A | 530 | 555 |
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