Customization: | Available |
---|---|
Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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Model |
ZW10-12,ZW10-12F,ZW10-12G |
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Number |
Parameter |
Unit |
Value |
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1 |
Rated voltage |
kV |
12 |
||||
2 |
Rated current |
A |
630 |
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3 |
Rated frequency |
Hz |
50 |
||||
4 |
Power frequency withstand voltage |
kV |
42/48 |
||||
5 |
Lightning impulse voltage (peak value) |
kV |
75/85 |
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6 |
Rated short-circuit breaking current |
kA |
16 |
20 |
25 |
||
7 |
Rated short-circuit making current (peak value) |
kA |
40 |
50 |
50 |
||
8 |
Rated short-time withstand current |
kA |
16 |
20 |
25 |
||
9 |
Rated peak withstand current |
kA |
40 |
50 |
50 |
||
10 |
Rated short-circuit duration |
S |
4 |
||||
Il |
Nominal Operation Sequence |
|
Points-0.3s-Combined points- 180s-Combined points |
||||
12 |
Rated short-circuit current breaking times |
Second-rate |
30 |
||||
13 |
Mechanical life |
Second-rate |
10000 |
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14 |
The moving contact allows the accumulated thickness of wear |
mm |
3 |
||||
15 |
Rated operating voltage with CT type spring operating mechanism |
closing coil |
V |
DC or AC 220V |
|||
Opening coil |
|||||||
16 |
Rated working current of overcurrent trip coil |
A |
5 |
||||
17 |
weight |
Kg |
150 |
Installation method: side-mounted, middle-mounted
Ambient air temperature: upper limit +40C, lower limit -30C; ;
Altitude: ≤2000m (if the altitude needs to be increased, the rated insulation level should be increased accordingly);
Wind pressure: no more than 700Pa (equivalent to wind speed of 34m/s);
Amplitude: earthquake intensity 8 degrees;
Contamination level: Class I;
Maximum daily temperature difference: no more than
Q2:How do you control the quality ?
A2:Professional QC team comply with TQM insure you the quality. Each step is in compliance to the standards,At the same time ,we will take photos or shoot video for you.