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OEM High Quality 20 Kv Switchgear Manufacturer – ZN85-40.5 Indoor AC high voltage vacuum circuit breaker – L&R
OEM High Quality 20 Kv Switchgear Manufacturer – 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:
To create much more price for clients is our company philosophy; purchaser growing is our working chase for OEM High Quality 20 Kv Switchgear Manufacturer – ZN85-40.5 Indoor AC high voltage vacuum circuit breaker – L&R , The product will supply to all over the world, such as: Liberia, Tajikistan, Venezuela, Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.
By Roxanne from Muscat - 2017.09.16 13:44
It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
By Vanessa from Saudi Arabia - 2018.06.05 13:10
