Massive Selection for Mount Waterproof Metal Steel IP65 Standard Customized Outdoor Box Accept Enclosure Customized Electrical Box
Overview
Widely used in urban power grid transformation,residential districts,commercial centers and other densely populated areas.
Type meaning
Features
◇Prefabricated live touchable silicone rubber cable headfully sealedfully insulated,maintenance free,reliable guarantee of personal safety;
◇Compact structure,small and beautiful appearance,stainless,steel double box,the service life of up to 20 years;
◇Under the premise of not affecting the operation of the main net work,realize regional outage maintenance and reduce the scope of power outage;
◇Can be equipped with one or more SF6 load switches.The wiring is flexible and diverse, with up to 8 loops in the branch outlet;
◇Optional arrester,short-circuit fault indicator,current limiting fuses,etc.,to meet the user’s various requirements.
The main technical parameters
| No. | Name | Parameter |
| 1 | Rated voltage | 12kV |
| 2 | Rated current | 630A |
| 3 | Frequency withstand voltage(phase)to groumdl | 42kV/min |
| 4 | Lighting impulse withstand voltage | 75kV |
| 5 | Rated breaking current | 630A |
| 6 | Rated short-circuit opening and closing current(peak) | 50kA |
| 7 | Rated short-time withstand current | 25kA/4s |
| 8 | Rated peak withstand current | 50kA |
| 9 | Rated breaking caoacitor current | 45A |
| 10 | Rated breaking inductor current | 16A |
| 11 | Full load breaking frequency | >100 |
| 12 | Switching and closing machine operation times | 2000 |
Typical wiring schme
