40.5kV Earthing Switch
Joyelectric International is a professional China 40.5kv earthing switch distributor and agent among those well-known such manufacturers and suppliers, welcome to order 40.5kv earthing switch products from our factory and company.
JN15-40.5/31.5 series of Indoor HV A.C Earthing Switch
Ambient Condition:
1. The height above sea level shall be no more than 1000 meter;
2. Ambient air temperature: +40℃~ -10℃
3. Seismic intensity: no more than 8 magnitude
4. It shall be installed in the place without dust, fire, chemical erosion, explosion, vapor & salt spray, and the place where the strong vibration may not happen.
Outline drawing and installation dimension of JN15-40.5/31.5 Earthing switch
Dimension of installation hole
Dimension of installation hole of fixed knife
Product model No.
| Distance between phases | L | L1 | L2 |
JN15-40.5/31.5-280 | 280 | 684 | 464 | 140 |
JN15-40.5/31.5-300 | 300 | 724 | 504 | 150 |
JN15-40.5/31.5-350 | 350 | 824 | 604 | 175 |
JN22-40.5/31.5 series of Indoor HV A.C Earthing Switch
Ambient Condition:
1. The height above sea level shall be no more than 1000 meter;
2. Ambient air temperature: +40℃~ -10℃
3. Seismic intensity: no more than 8 magnitude;
4. It shall be installed in the place without dust, fire, chemical erosion, explosion, vapor & salt spray, and the place where the strong vibration may happen.
Main Technical Parameter
Item | Unit | Data | ||
Rated voltage | kV | 40.5 | ||
Rated short time withstand current(4s) | kA | 31.5 | ||
Rated short circuit making current | kA | 80 | ||
Rated peak withstand current | kA | 80 | ||
The center distance between phases | mm | 280,300,350 | ||
Rated insulation level | Power frequency withstand voltage(1min) | kV | Pole to ground | 95 |
Lightning impulse withstand voltage | Between phases | 185 | ||
Outline drawing and installation size of JN22-40.5/31.5
Mating table:
Distance between phase L | L1 | L2 | L3 | A(installation hole of channels steel back) |
280 | 750 | 1060 | 690 | 3-Φ14 |
300 | 790 | 1100 | 730 | |
350 | 890 | 1200 | 830 |
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