| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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1. Environmental Condition
Altitude:not exceed 2000mAmbient temperature:not higher than +40°C, not less than -40°CWind pressure not exceed 700Pa (equivalent to wind speed 34m/s)
Air contamination degree:III degree
Earthquake intensity:not exceed 82. Technical
| No. | Item | Unit | Data |
| 1 | Rated voltage | KV | 40.5 |
| 2 | Rated current | A | 1250,1600,2000 |
| 3 | Rated frequency | HZ | 50 |
|
4 |
Rating short-circuits drop-out current | KA | 20,25,31.5 |
| 5 | The rating short-circuits the pass to gather the electric current (peak value) | KA | 50,63,80 |
| 6 | Fixed peak value withstanding electric current | KA | |
| 7 | Fixed short-time withstanding electric current | KA | 20,25,31.5 |
| 8 | Fixed operation voltage and assistance return route rated voltage | V | Junction, direct current |
| 220,110 | |||
| 9 | Fixed operation sequence | off ~0.3~ on/off~180S~ on/off | |
| 10 | The rating short-circuits the duration | s | 4 |
| 11 | Mechanical life | times | 10000 |
| 12 | Sound of something astir contact permission attrition thickness | mm | 3 |
| 13 | Weight | kg | 800 |
3. Application
ZW7-40.5 series vacuum circuit breaker is mainly used for outdoor 35kV power transmission system control and protection. It also applies to urban and rural power distribution networks and industrial and mining enterprises in the normal operation and short circuit protection purposes.
4.Standards
GB1984GB/T28001-2011 idt OHSAS18001:2007GB/T24001-2004 idt ISO14001:2004IEC565. Advantages
For frequent operation place
Good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features
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