Place of Origin:Wenzhou Zhejiang China |
Brand Name: SHENGSU |
Model Number: VS1-12 |
Material: Stainless steel |
Mechanical life: 20000 times |
Color: White Red |
Rated voltage: 12KV |
VS1 (ZN63A) - 12 indoor high voltage vacuum circuit breaker, three-phase ac 50 hz, rated voltage of 12 kv power system of indoor switchgear, as power equipment, industrial and mining enterprises, power protection and control unit. Apply to working in the rated electric demand flow frequent operation, or more open circuit short circuit current.
The circuit breaker operating mechanism and circuit breaker unibody design of ontology. Either as a fixed installation unit, also can equipped with feed mechanism, form a handcart unit.
No. | Item | Unit | Technical Parameter | ||
1 | Rated voltage | KV | 7.2, 11, 12 , 13.8 | 17.5 , 24 | |
2 | Rated frequency | HZ | 50, 60 | 50, 60 | |
3 | Rated current | A | 630,800, 1000,1250, 1600 | 630,800, 1000,1250, 1600 | |
4 | 1min Power frequency withstand voltage | wet | KV | 38 | 50 |
dry | KV | 48 | 60 | ||
5 | Brand | Boerstn | Boerstn | ||
6 | Type | side mounted | side mounted | ||
7 | Rated lightning impulse withstand voltage | KV | 75 | 125 /150 | |
8 | Rated short circuit breaking current (Peak) | KA | 63, 80, 100 | ||
9 | Rated active load and close circuit breaking current | A | 63 | 50 | |
10 | Rated short circuit breaking current | KA | 20 , 25 , 31.5 | ||
11 | Rated short circuit making current (peak) | KA | 63, 80, 100 | ||
12 | Rated cable(line) charging breaking current | A | 50, 100 | 50, 100 | |
13 | Cable charge breaking current in earthing fault | A | 20 | 20 | |
14 | Rated withstand current (peak) | KA | 63, 80, 100 | ||
15 | Short time withstand current (4s) | KA | 31.5 | 31.5 | |
16 | Mechanism life | times | 10000 | 10000 |
Using the environment conditions
Ambient air humidity: cap + 40 ° ºC, lower limit - 15 ° ºC
Height: < 1000 m (if need higher elevation, the rated insulation level increase)
Amplitude: the earthquake intensity is not more than 8 degrees
Air relative humidity, average no greater than 95%, on average no greater than 90%
No fire and explosion danger, serious pollution, chemical corrosion and the site of violent vibration




