Suitable range
HGL series load isolation switch mainly suitable for DC rated voltage up to1500V , rated currentup to 630A . The switch is used in the infrequent making andbreaking circuit.
Model and Meaning
Usage environment
- Ambient temperature : -5 ℃-40C , relative humidity is notlarger than 95%.
- Altitude : shall not exceed 2000m.
- No explosive dangerous medium environment.
- No rain and snow attack environment.
Note : if the load isolation switch is expected to be used in the condition that the ambient temperature is higher than+ 40C or is lowerthan-5 ℃ , customers should inform to the manufactory.
Technical Parameter
| Model NO. | DNH50-160 DNH50-250 DNH50-315 DNH50-400 DNH50-500 DNH50-630 |
| Rated Current le | 160A 250A 315A 400A 500A 630A |
| Rated Voltage Ue | DC1500V DC1500V DC1500V DC1500V DC1500V DC1500V |
| Rated insulation voltage Ui | 1500V 1500V 1500V 1500V 1500V 1500V |
| Use category | DC-21B/DC-PV2 DC-21B/DC-PV2 DC-21B/DC-PV2 DC-21B/DC-PV2 DC-21B/DC-PV2 DC-21B/DC-PV2 |
| Dielectric strength | 3820V 3820V 3820V 3820V 3820V 3820V |
| Rated Impulse Withstand Voltage | 12KV 12KV 12KV 12KV 12KV 12KV |
| Rated short-time switching current | 5KA 5KA 5KA 8KA 8KA 8KA |
| Rated short-time making capacit | 10KA 10KA 10KA 10KA 10KA 10KA |
| Mechanical Durability | 7800 7800 7800 7800 7800 7800 |
| Electrical Durability | 200 200 200 200 200 200 |
Shape and mounting dimensions
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GRL Electric Co., Ltd. is one of the leading companies in the Middle And High End market of low-voltage electric in China
