VCB ZW7 40.5KV outdoor vacuum circuit breaker 40.5kV
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- Supplier: Boerstn Electric Co. Ltd.
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Product Overview
Description
Product Description
ZW7-40.5KV outdoor vacuum circuit breaker (VCB) is applied to control and protect oursooe 35KV power transmission.
Rated Voltage: 40.5KV
Rated Current: 1600A/2000A
Rated Short Circuit Breaking Current: 25KA/31.5KA
Mechanical Life: 10000 times
- Model: ZW7-40.5
- Rated voltage : 40.5 KV
- Rated current: 1250A
- Rated short-circuit breaking curent : 25KA
- Lightning impulse withstand voltage (peak): 185 KV
- Operation sequency: 0-0.3S-CO-180S-CO
- G.Weight : 800 kgs
- Package dimension : 2700 x 800 x 2550mm
- Rated short-circuit duration : 4 S
- Spring operation mechanism
- Frequency : 50/60 Hz
- Operation voltage : 220V
Product Picture
Technical Data
| 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 |
Company Information
Boerstn Electric Co.,ltd have very rich experience for oversea power distribution projects ,and successfully have finished some projects for all over the world.
Boerstn Electrical Co.,Ltd mainly produces and supplies H.V., M.V. L.V. electrical switchgears, controlgears, electrical panels, switchboards, distribution transformers, substations, Ring main unit, gas insulated switchgears, vacuum switches, circuit breakers..etc.
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