FN7-12 series high voltage AC Vacuum load switch is applied in the three-phase, AC50Hz, rated voltage up to 12KV electric supplying network.
Product Details
Zhejiang Volcano Electrical Technology Co., Ltd., as a technical-guided power transmission equipment factory, it makes constant efforts to make product quality reliable and technology innovative. The factory occupied a manufacturing square over 10000 m2 and has several advanced production line with international level. Focusing on medium & high voltage electrical field, our main product are medium&high voltage switchgears, vacuum circuit breaker, vacuum loading switch, isolating switch, lighting arrester, vacuum arc-distinguishing interrupter and so on.
We are now a modern enterprise integrating product R&D, production and sales and engineering service and with strong technical strength, advanced production equipment, testing equipment and processes, and strict management system. We willmake unremitting efforts to promote our national industry and pursue the world's cutting-edge technologies. We believe we can create the highest values for users and the society in the medium-voltage switchgear industry in China.
Product drawings
Technical Specifications
No.
Item
Unit
Data
1
Rated voltage
kV
12
12
2
Rated Current
A
400
630
3
Rated Frequency
Hz
50
50
4
Vacuum switch rated short-timewithstand current/rated Short-circuit lasting time
kA/S
12.5/4
20/4
5
6
Rated peaking withstand current and rated short circuit cut-in current
kA
31.5
50
7
Breaking capacity(A)
A
400
630
8
Rated power frequency withstand voltage
kV
42/48
42/48
9
Rated lightning impluse withstand voltage
kV
75/85
75/85
10
Rated transfer current
A
1000
1000
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