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China wholesale 12kV vacuum circuit breaker Supplier - ZW32-12 Vacuum Circuit Breaker – L&R
China wholesale 12kV vacuum circuit breaker Supplier - ZW32-12 Vacuum Circuit Breaker – L&R Detail:
Parameter
|
Description |
Unit |
Specification |
|
|
Rated voltage |
kV |
12 |
|
|
Rated Insulation level |
min power frequency withstand voltage Dry |
kV |
42 |
|
1 min power frequency withstand voltage Wet |
kV |
34 |
|
|
Lightning impulse withstand voltage (peak) |
kV |
75 |
|
|
Rated Current |
A |
630 |
|
|
Rated short circuit breaking current |
KA |
20 |
|
|
Rated operating sequence |
|
O-0.3s-CO-180s-CO |
|
|
Nos of breaking rated short circuit breaking current |
time |
30 |
|
|
Rated short circuit making current(peak) |
kA |
50 |
|
|
Rated peak withstand current |
kA |
50 |
|
|
Rated short time withstand current |
kA |
20 |
|
|
Duration of rated short circuit current |
s |
4 |
|
|
Opening time (Shunt tripping) |
Highest operating voltage |
ms |
15-50 |
|
Rated operating voltage |
ms |
15-50 |
|
|
Lov/est operating voltage |
ms |
30-60 |
|
|
Closing time |
ms |
25-50 |
|
|
Full breaking time |
ms |
SOO |
|
|
Arcing time |
ms |
s20 |
|
|
technical endurance |
time |
10000 |
|
|
Rated Input power of charging motor |
W |
40 |
|
|
Rated operating voltage and rated voltage of auxiliary circuit |
V |
DC220 110 24 |
|
|
DC220 110 24 |
|||
|
Charging time at rated voltage |
s |
M10 |
|
|
Over-current release |
Rated current |
A |
50 |
|
Accuracy of tripping current |
% |
±10 |
|
Use Environment
Environmental Conditions for Use
Altirude: not greater than 2000m;
Contamination Level: Level IV:
Ambient air temperature: 40 ℃-+40 ℃:
Daily temperature difference: daily variation of 25 ℃;
Wind speed not greater than 35m/s
Earthquake intensity of not greater than M8
Places without flammable, explosive hazards, and chemical corrosion
Dimension
FAQ
Q1: Are you factory?
A. Yes, We have 3 factories.
Q2: Are the samples free?
A: Most are free, some items need discuss.
Q3: What kind of payment do you accept?
A: We accept T/T,L/C. PAYPAL. WESTERN UNION
Q4: Are you always available?
A: Yes i am online even in holiday! I will try my best to make you satisfied, If you need any help in china, please contact me. We are your right choice
Product detail pictures:
Related Product Guide:
Having a positive and progressive attitude to customer's fascination, our organization constantly improves our solution high-quality to fulfill the requirements of shoppers and further focuses on safety, reliability, environmental prerequisites, and innovation of China wholesale 12kV vacuum circuit breaker Supplier - ZW32-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Mauritius, Ireland, Ottawa, We have more than 200 staff including experienced managers, creative designers, sophisticated engineers and skilled workers. Through hard work of all employees for the past 20 years own company grew stronger and stronger. We always apply the "client first" principle. We also always fulfill all contracts to the point and therefore enjoy excellent reputation and trust among our customers. You are very welcome to personally visit our company.We hope to start a business partnership on the basis of mutual benefit and successful development . For more information please do no hesitate to contact us..
By Honey from luzern - 2017.09.16 13:44
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
By Beryl from Italy - 2018.10.01 14:14
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