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Under the premise of main network operation. Realize regional power outage maintenance and reduce the scope of power outage; one or more SF6 load switches can be equipped. The wiring method is flexible and diverse, and the branch outgoing line can reach up to eight circuits; lightning arresters, short-circuit fault indicators, current-limiting fuses, etc. can be selected to meet various requirements of users.
MODEL: DFWK □ □ □ K □ | DFWK: | Cable junction box with switch |
□： | Number of incoming circuits | |
□： | Number of loops | |
□： | Number of branch circuits | |
K: | Branch circuit with switch | |
□： | Number of branch circuit switches, one switch can be omitted without writing |
Using prefabricated electrified and touchable silicone rubber cable head, fully sealed, fully insulated, maintenance-free, and reliable to ensure personal safety;
Compact structure, small and beautiful appearance, stainless steel double-layer cabinet, the service life can reach more than 20 years;
On the premise of not affecting the operation of the main network, implement regional power outage maintenance and reduce the scope of power outages;
It can be equipped with one or more SF6 load switches. The wiring method is flexible and diverse, and the branch outgoing line can reach up to 8 loops;
Optional lightning arrester, short-circuit fault indicator, current-limiting fuse, etc., to meet various requirements of users.
No | Name | Parameter |
1 | Rated Voltage | 12KV |
2 | Rated Current | 630A |
3 | Working pressure (phase to ground) | 42kV/min |
4 | Lightning impulse voltage | 75kV |
5 | Rated breaking current | 630A |
6 | Rated short-circuit switching current (peak value) | 50kA |
7 | Rated short-time withstand current | 25kA/4s |
8 | Rated peak withstand current | 50kA |
9 | Rated breaking capacitor current | 45A |
10 | Rated breaking inductor current | 16A |
11 | Number of interruptions at full load | ＞100 |
12 | Number of opening and closing mechanical operations | 2000 |
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