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Discount Cheap Switchboard Distribution Board Suppliers – ZN85-40.5 Indoor AC high voltage vacuum circuit breaker – L&R
Discount Cheap Switchboard Distribution Board Suppliers – ZN85-40.5 Indoor AC high voltage vacuum circuit breaker – L&R Detail:
Normal Service Conditions
Ambient airtemperature: -10℃-+40℃
(Storage Temperature: -30℃)
Altitude: <1000m; Daily average value of relative humidity: ~95 %
Monthly average value of relative humidity: <. 90 %
Daily average value of water vapor pressure: ~22 x 10-3MPa Monthly average value of water vapor pressure: <. 1.8x 10″MPa Earthquake grade less than Degree 8
The ambient air is not significantly polluted by dust, smoke, corrosive and/or flammable gases, vapours or salt
Product Parameter
|
Description |
Unit |
Specification |
|
Rated voltage |
kV |
40.5 |
|
1min power frequency withstand voltage |
KV |
95 |
|
Lighting impluse withstand voltage peak |
KV |
185 |
|
Rated frequency |
Hz |
50 |
|
Rated current |
A |
1250 1600 2000 |
|
Rated short circuit withstand current |
KA |
202531.5 |
|
Rated peak withstand current |
KA |
506380 |
|
Rated short time duration |
s |
4 |
|
Rated short time breaking current |
KA |
202531.5 |
|
Rated short time making current |
KA |
506380 |
|
Rated operating sequence |
|
O-0.3s-CO-180s-CO |
|
Breaking time |
m.s |
<80 |
|
Rated short-circuit breaking current breaking times |
time |
20 |
|
Single capacitor bank breaking current |
A |
630 |
|
Back to back capacitor bank breaking current |
A |
400 |
|
Rated operating voltage |
V |
^110=200 |
|
Mechanical life |
time |
20000 |
Size
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:
Innovation, quality and reliability are the core values of our company. These principles today more than ever form the basis of our success as an internationally active mid-size company for Discount Cheap Switchboard Distribution Board Suppliers – ZN85-40.5 Indoor AC high voltage vacuum circuit breaker – L&R , The product will supply to all over the world, such as: Haiti, Egypt, United States, We have been making our products for more than 20 years . Mainly do wholesale , so we have the most competitive price , but highest quality. For the past years , we got very good feedbacks , not only because we provide good products , but also because of our good after-sale service . We are here waiting for you for your inquiry.
By Lauren from Doha - 2018.06.18 17:25
We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
By Rae from United States - 2018.09.21 11:44
