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| Model ZN12-40.5 Vacuum Circuit Breaker |
GENERAL
Model ZN12-40.5 Vacuum Circuit Breaker is a three-phase
50Hz indoor high voltage switchgear with 40.5kV rated voltage.
It's suitable for use in power thansmission and distribution
system,such as power plants,city electric network and substations
for control and protection,especialy at the places of breaking
important load and frequent operations.
DESIGN FEATURES
The circuit breaker is designed with its mechanism and switching device being one integral,with the features of simple structure,strong breaking capacity,long life,complete operating functions and easy maintenance.
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| ZQ20025009 |
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TECHNICAL
DATA
| Parameter |
Model |
| ZN12-40.5/□-25 |
ZN12-40.5/□-31.5 |
| Rated voltage(kV) |
40.5 |
40.5 |
| Rated current(A) |
1250，1600 |
2000，2500 |
| Rated short-circuit breaking current (kA) |
25 |
31.5 |
| Mechanical life(Time) |
1000 |
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