ZW32-12/630-20 Outdoor high voltage vacuum circuit breaker /Reclosure
ZW32-12 series outdoor vacuum circuit breaker is outdoor high voltage switch equipment with rated voltage 12KV, three phase AC 50Hz, which is mainly applicable to break, Switch-off on load current, overload current, short-circuit current of urban network, rural network system.
No | Item | Unit | Parameters | |||
12kV | 24KV | |||||
1 | Rated frequency | Hz | 50/60 | |||
2 | Rated voltage | kV | 12kV | 24kV | ||
3 | Rated insulation level | 1min power frequency withstand voltage dry wet | Dry | kV | 42 | 65 |
Wet | 34 | 50 | ||||
Rated lightning impulse withstand voltage | 75 | 125 | ||||
Current data | ||||||
1 | Rated current | A | 630 | 630 | ||
2 | Loop resistance with limited on rated contact pressure | µΩ | ≤80 | ≤80 | ||
3 | Rated short-circuit breaking current | kA | 20 | 20 | ||
4 | Rated short-time withstand current | kA | 20 | 20 | ||
5 | Rated short-circuit duration | S | 4 | 4 | ||
6 | Rated peak withstand current | kA | 50 | 50 | ||
7 | Rated short-circuit closed current | kA | 50 | 50 | ||
8 | Rated operating sequence |
| O-0.3s-CO-180s-CO | |||
1.Over 20 years of manufacturing experience with good quality & stable product performance.
2. Hossin provides full line of MV-HV electrical products, including drop-out fuse, disconnector, surge arrester, vacuum circuit breaker, fuse, load switch, insulator etc.
3. Quick feedback, Timely quotation, Fast delivery
4. Complete set of testing machine to ensure product quality.
5. Hossin can customize non-standard product as per client’s requirement.
6. Hossin sells pressing parts& pressing mould at low price.
7. Hossin offers electrical installation & commission service.
To order the vacuum circuit breaker, please let us know below info:
1. Rated Voltage
2. Rated Current
3. Rated Breaking Current
4. Fixted type or Draw-out Type