| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.
ZW8-40.5 series outdoor high voltage vacuum circuit breaker is a three-phase AC 50Hz outdoor high voltage electrical equipment. Suitable for 24~40.5KV transmission and distribution system control and protection; It can also be used for connecting circuit breakers and opening and closing capacitor banks. This product with recloser can realize the intelligent segment recloser control of power system. And can be equipped with a current transformer for measurement and protection. The circuit breaker can be equipped with spring or electromagnetic operating mechanism, reliable mechanical performance, frequent operation, no fire and explosion hazards; The circuit breaker meets the requirements of the national standard GB1984-1989 and the International Electrotechnical Commission standards IEC56 and IEC62271-100.
The main features of the circuit breaker are: excellent breaking performance, vacuum arc extinguishing, strong breaking ability, long electrical life, mechanical life of 10000 times simple structure, maintenance-free, long period of no maintenance; Good insulation performance, strong anti-pollution ability; The current transformer can be installed according to customer requirements, and the measurement accuracy can reach 0.2S, which can realize three-phase interactive protection.
2. Ambient temperature is -30ºC~+60ºC, the daily temperature difference is 25ºC;
3. Wind speed is not more than 34m/s;
4. Earthquake strength is not more than 8 degree;
5. Pollution class:IV class;
6. The installation site is free from explosion,fire and chemical corrosion.
| No. | Item | Unit | Data | ||
| 1 | Rated voltage | kV | 40.5 | ||
| 2 | Rated current | A | 630/1000/1250/1600/2000 | ||
| 3 | Rated frequency | Hz | 50/60 | ||
| 4 | Rated short-circuit breaking current (valid) | kA S |
12.5/16/20/25/31.5 | ||
| 5 | Rated short-circuit CO current(peak) | 50/63/80 | |||
| 6 | Rated peak withstand current | 50/63/80 | |||
| 7 | Rated short-circuit current time lasting | 4 | |||
| 8 | Rated short-time withstand current (valid) | 20/25/31.5 | |||
| 9 | 1min power frequency withstand voltage(peak) | kV |
95 | ||
| 10 | Lightning impulse withstand voltage | 185 | |||
| 11 | Rated operational sequence | O-0.3S-CO-180s-O | |||
| 12 | Rated short-circuit breaking current time | Time |
12 | ||
| 13 | Mechanical life | 10000 | |||
| 14 | Direct resistance of each phase circuit | UΩ | ≤50 | ||
| 15 | Allowable wear thickness of contact | mm | 3 | ||
After-sales Service
1.Our company provides you with project design and process design, and designs and manufactures products according to your equipment purchase plan and specific needs. And train technical and operating personnel for you.
2.The newly purchased products are provided with online assistance for installation and debugging. The products are under the lifelong service system. If problems occur in normal use, we will provide solutions within one working day after receiving user's feedback. We will try our best to get the product up and running as soon as possible. And there are regular visits by professional technicians to ensure the long-term, safe and reliable use of our products.
3.We use quality authentic materials, process and manufacture in strict compliance with ISO9001:2000 international quality management to ensure the quality of excellence and the smooth installation!
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