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SVC-12 11kv 630a high voltage indoor vacuum circuit breaker

Basic Info

Model No.: SVC-12

Product Description

SVC-12  11kv  630a high voltage indoor Vacuum Circuit Breaker 







Item Unit data
1 Rated voltage KV 12
2 Highest working voltage KV 42
3 Rated lighting implus withstand voltage(peak) KV 75
4 Rated frequency HZ 50
5 Rated current A 630  1250 630 1250     
6 Rated short-circuit breaking current KA 25 31.5  
7 Rated short-time withstand current KA 25 31.5  
8 Overtravel mm 3±1
9 Rated duration of short-circuit s 4
10 Rated operation ranking   O-0.3S-NO-180S-NO
11 Secondary circuit power frequency withstand voltage(1min) V 2000
12 Rated single/back-to-back capacitor bank breaking current A 630/400   
13 Mechnical life times 10000(M2 level)
14 Electrical life times E2 level
15 Operating mechanism rated closing voltage v DC110/220 AC110/220
16 Operating mechanism rated opening voltage v DC110/220 AC110/220
17 Rated contact stroke mm 11±1
18 three pole closing opening bouncing operation ms ≤2
19 Contact bouncing duration at closing contact ms ≤2
20 Opening bounce amplitude mm ≤3
21 Average opening speed m/s 0.9~1.2
22 Average closing speed m/s 0.5~0.8
23 Contact closing pressure N 3100-3700
24 Energy storage time S ≤15
25 Energy rating of the energy storage motor W 90
26  Dominant loop resistance μΩ ≤45(630),≤35(1250A)
27 contact ersion limit mm 3







Our service: 

1.You inquuiry related to our products or prices will be replied in 24hours 
2.Well-trained and experienced staffs to answer all your enquires in fluent english 
3.OEM & ODM, any your costomized lighings we can help you to design and put into product 
4.Distributoershio are offered for your unoque design and some our current models 
5.Protection of you sales area ,ideas of design and all your private information


Buy recommendation :

1. Our all items are 100% authentic ,please provide details of the address before purchase , So we can calculate the shipping discounts and the best transportation. 
2. According to the customer's requirement ,different specifications of the items can be mixed shipments and lower freight. 
3.Only wholesale, if require samples, please contact us,If you have any questions or suggestions. Please Contact us freely.


630a vacuum circuit breaker

Contact us if you need more details on 630a Vacuum Circuit Breaker. We are ready to answer your questions on packaging, logistics, certification or any Other aspects about 11kv Vacuum Circuit Breaker、Vacuum Circuit Breaker. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Vacuum Circuit Breaker

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