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11kv 630a high voltage indoor vacuum circuit breaker/embedded pole

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 requirement 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


Quality & Prices:


We have to sell items with top quality because we want to keep every customer as our long-term business partner. 

We have to set low competitive prices because we need to attract buyers to this new store.

We will ship your items on time when you place your order . We know time is important for you.

After Delivery

     If you are satisfied with the packages you receive, DO please be kind to leave us positive feedback. Every positive feedback from you is important to increase our credit score. Thus it is important to our company. We will be grateful for you doing so.

    If unluckily there is any problems with the packages, DO please contact us and let us know it. We will solve all dissatisfaction after we receive the pictures from you. We will make sure you are happy with our solution.

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、Embedded Pole. 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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