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Cheap vacuum circuit breaker ZW7 type Suppliers - ZW32-12 Vacuum Circuit Breaker – L&R
Cheap vacuum circuit breaker ZW7 type Suppliers - 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:
With dependable high-quality method, fantastic standing and ideal purchaser assistance, the series of products produced by our firm are exported to many countries and regions for Cheap vacuum circuit breaker ZW7 type Suppliers - ZW32-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: moldova, Australia, azerbaijan, Business philosophy: Take the customer as the Center, take the quality as the life, integrity, responsibility, focus, innovation.We will provide professional, quality in return for the trust of customers, with most major global suppliers，all of our employees will work together and move forward together.
By Hedda from Gabon - 2017.08.18 11:04
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
By Gloria from Costa rica - 2018.12.11 14:13
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