Selection Help.
| Structure description | Match fuse size | Mounting method | Product model | Item No. |
| Top connection to system | 2 | Busbar type | DNH1-400/31G | DN31231 |
| Connection top with 1NO+1NC auxiliary contactor | 2 | Busbar type | DNH1-400/31G | DN31241 |
| Connection top with 2 (1NO+1NC auxiliary contactor) | 2 | Busbar type | DNH1-400/31G | DN31251 |
| Connection bottom | 2 | Busbar type | DNH1-400/31G | DN31261 |
| Connection bottom with 1NO+1NC auxiliary contactor | 2 | Busbar type | DNH1-400/31G | DN31271 |
| Connection bottom with 2 (1NO+1NC auxiliary contactor) | 2 | Busbar type | DNH1-400/31G | DN31281 |
Parameter Description
| With fuse | Rated voltage | Ue | V | AC380 |
| Rated current | Ie | A | 400 | |
| Conventional thermal current | Ith | A | 400 | |
| Rated short-time withstand current | kA | 50 | ||
| Rated insulation voltage | Ui | V | 690 | |
| Rated impulse withstand voltage | Uimp | kV | 12 | |
| Utilization category
|
AC-23B | |||
| AC-22B | ||||
| AC-21B | ||||
| AC-20B | ||||
| Electric endurance times | Times |
200 |
Read GRL 3 Phase Disconnect Fuse Switch DNH-400/30G
3 Phase Fused Disconnect Switch is Divided into fixed installation and busbar installation
Newly developed with electronic functions. At the same time, there are two types of wiring methods, one can be connected by traditional bolts, and the other can be connected by clips.
Fuse switches are manufactured according to international standards such as IEC 60947-3 and DN60269-2.
Fuse switches are manufactured according to international standards such as IEC 60947-3.
Read GRL article on what is a fused disconnect switch？
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