“Control the quality by the details, show the strength by quality”. Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for China wholesale China Outdoor / Indoor Plastic Waterproof Circuit Breaker Boxes MCB Power Distribution Box, When you are interested in any of our solutions or want to examine a tailor made get, you should really feel absolutely free to speak to us.
“Control the quality by the details, show the strength by quality”. Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for China Distribution Box, Junction Box, Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
◆General Description
ZW32-12(G) series column type outdoor H.V.vacuum circuit breaker is an outdoor H.V.switch equipment with tri-phase AC 50Hz,rated voltage 12KV.it is suitable for breaking,.closing load current,overload current and short-circuit current of the urban or the rural electrical power distribution system.
ZW32-12G circuit breaker isolator combination electric appliance match with isolation blade has evident fracture to increase safety
Model Meaning
Model: | ZW32-12 (G)/T □- R | ||||||
Z | W | 32 | 12 | (G) | T | □ | £ |
Vacuum Circuit Breaker | Ouldoor | Design number | Rated voltage (KV) | Isolation switch | Spring operating mechanism | Rated current (A) | Rated short circuit breaking current(KA) |
Working Condition
●Ambient air temperature: Max.+45℃,Min.-40℃.
●Relative Air Humidity: Daily average is not greater than 95%,month average is not greater than 95%
●Altitude: ≤3000m.
●Wind pressure: Not more than 700 Pa (Equivalent to wind speed 34m/s).
●Polltion level: IⅣ (Creepage distance≤31mm/KV).
●lcing thickness: ≤10mm.
●Installation site:should be no fire,explosion hazard, seriouspolltion, chemical corrosion and severe vibration, etc.
Technical specification
No. |
ltem |
Unit |
Data |
|||
1 |
Rated voltage |
KV |
12 |
|
||
2 |
Rated current |
A |
630 |
1250 |
||
3 |
Rated frequency |
Hz |
50 |
|||
4 |
Rated insulation level |
1 minpower frequency withstand voltage |
Dry test |
KV |
42/48 (Between open contacts) |
|
Wettest |
34 |
|||||
Secondary drcuit to earth |
2 |
|||||
Lightning Impulse withstand voltage(peak) |
75/85 (Between open contacts) |
|||||
5 |
Rated short drcuit breaking current |
KA |
20 |
25 |
||
6 |
Rated short-circuit closing currentlpGak) |
KA |
50 |
63 |
||
7 |
Rated short-circuit withstand current |
KA |
20 |
25 |
||
8 |
Rated peak withstand current |
KA |
50 |
63 |
||
9 |
Rated short-circuit breaking current breaking times |
Times |
30 |
|||
10 |
Rated short drcuit duration |
s |
4 |
|||
11 |
Rated operating voltage and auxiliary voltage |
V |
DC22O、AC220、AC/DC220 |
|||
12 |
Rated operating sequence |
|
O-0.3s-CO-180s-CO |
|||
13 |
Overcurrent release rated current |
A |
5 |
|||
14 |
Mechanical life |
Times |
10000 |
Outline overall and installing dimensions
Our Services
A. Punctual delivery time:
We carry out your order into our well-organized production schedule, ensure your punctual delivery time.
Production report before your order packed.
Shipping notice and photos sent to you as soon as your order is shipped.
B. After-service:
We Pay high Attention To Your Feed back after receive the goods.
We Provide 18 months warranty after goods arrive.
We Positively Revert Your Complain Within 48hours.
C. Professional Sales:
We value every Inquiry Sent To Us, Ensure Quick Competitive Offer.
We Cooperate With Customer To Bid Tenders. Provide all Necessary Documents.
We Are A Sales Team, With All Technical Support From Engineer Team.
”Control the quality by the details, show the strength by quality”. Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for China wholesale China Outdoor / Indoor Plastic Waterproof Circuit Breaker Boxes MCB Power Distribution Box, When you are interested in any of our solutions or want to examine a tailor made get, you should really feel absolutely free to speak to us.
China wholesale China Distribution Box, Junction Box, Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!