ZW32 series Outdoor Vacuum Circuit Breaker
The ZW32 outdoor HV vacuum breaker produced by ROOQ ELECTRIC GROUP is a kind of outdoor power distribution equipments on rated voltage 12kV, three-phase AC 50Hz~60Hz. It is used for protecting and controlling distribution systems in transformer substations and industrial and mining enterprises. It can also be used for frequently operation in country electric networks. And it can be used as a ring network power supply unit and terminal unit to distribute electric energy, control and protect electric equipments.
Service Environment
Installation location: Outdoor
Ambient air temperature:
The ambient air temperature shall be less than +45°C, and the average temperature within 24 hours shall be less than+35°C. The min ambient air temperature is -40°C.
The maximum temperature in the container shall be less than +65℃.
Altitude:The altitude of the installation site shall not exceed 2000m
Humidity: The daily average relative humidity shall be less than 95%; When the maximum temperature is + 25 ℃, the relative humidity can be as high as 100% (including condensation) in a short time
Pollution level: meet the pollution level 4 specified in GB standard
Technical Data
No. | Item | Unit | Guarantee Value | |||
1 | Rated voltage | kV | 12 | |||
2 | Rated frequency | Hz | 50 | |||
3 | Rated current | A | 400 | 630 | 630 | |
4 | Rated short-circuit breaking current | kA | 12.5 | 16 | 20 | |
5 | Rated short-circuit making current(peak) | 31.5 | 40 | 50 | ||
6 | Rated peak withstand current(peak) | 31.5 | 40 | 50 | ||
7 | Rated short-time withstand current | 12.5 | 16 | 20 | ||
8 | Mechanical life | Time | 10000 | |||
9 | Breaking times of rated short-circuit | Time | 30 | |||
10 | Rated insulation | 1minPower frequency withstand voltage | kV | 42/48 | ||
Lightning impulse withstand voltage | 75/85 | |||||
11 | Rated operating order | O-0.3S-CO-18QS-CO | ||||
12 | Over current trip rated current | A | 5 | |||
13 | Energy storage motor | Rated voltage | V | AC:220V,110V; DC:110V,220V | ||
Rated capacity | W | ≤ 40 | ||||
Energy storage time | S | ≤ 8 | ||||
14 | Rated operating voltage | V | AC:220V,110V; DC:110V,220V | |||
15 | Weight | kg | 85 | |||
| 1.Upper Insulation Bushing(vacuum arc-extinguishing chamber inside) | 2.Lower Insulation Bushing | |
| 3.Manual opening handle | 4.Case(permanent magnetic actuator inside) | 5.Voltage Transformer |
6.Lower outgoing leads | 7.Current transformer | 8.Upper outgoing leads |
