ZW32-12(G)/T Outdoor Vacuum Circuit Breaker
◆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.
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