ZW32P-12 Outdoor Prepaid Metering Vacuum Circuit Breaker
Usage Environment
◆Ambient air temperature: upper limit +40℃, lower limit -30℃;
◆Altitude not exceeding 2000m;
◆The wind pressure does not exceed 700Pal (corresponding to wind speed 34m/s);
◆The earthquake intensity does not exceed 8 degrees;
◆Filth level: W level;
◆Maximum daily temperature difference: no more than 25℃;
◆Relative humidity: daily average value is not more than 95%, monthly average value is not more than 90%;
◆No flammable, explosive, chemically corrosive or violently vibrating environment.
Technical Parameters
|
Serial number |
Project |
Unit |
Data Value |
||
|
1 |
Rated voltage |
kV |
12 |
||
|
2 |
Rated current |
A |
630 |
1250 |
|
|
3 |
Rated insulation level |
Power frequency withstand voltage (imin) |
kV |
42 |
|
|
Lightning impulse withstand voltage (peak) |
kV |
75 |
|||
|
4 |
Secondary circuit 1min power frequency withstand voltage |
kV |
2 |
||
|
5 |
Rated short-circuit breaking current |
kA |
16、20 |
20 |
|
|
6 |
Rated short-circuit making current (peak value) |
kA |
40、50 |
50 |
|
|
7 |
Rated peak withstand current |
kA |
40、50 |
50 |
|
|
8 |
4S Rated short-time withstand current |
kA |
16、20 |
20 |
|
|
9 |
Rated operating sequence |
|
Open-0.3S-Close Open-180S-Close Open |
||
|
10 |
Rated short-circuit current breaking times |
Second-rate |
30 |
||
|
11 |
Mechanical life |
Second-rate |
10000 |
||
|
12 |
Rated operating voltage and auxiliary circuit rated voltage |
V |
AC/DC 110, 220, DC 48, 24 |
||
|
13 |
Allowable wear thickness of moving and static contacts |
mm |
3 |
||
|
14 |
Rated current of overcurrent release |
A |
5 |
||
Ordering Instructions
1.Product name, model, rated current, rated voltage, rated breaking current;
2.Rated operating voltage and rated voltage of energy storage motor;
3.Current ratio and accuracy level of the current transformer;
4.Material and color of the box shell;
5.If you have other special requirements, please negotiate when ordering.



