ZW7-40.5 (40.5kV) Vacuum Circuit Breaker Outdoor Type from china
1000.0 USD
| Min. Order: | 1 Set/Sets |
|---|---|
| Trade Term: | FOB,EXW |
| Payment Terms: | L/C, T/T, WU |
| Supply Ability: | 300 Set/Sets per Month |
| Place of Origin: | Zhejiang |
Company Profile
| Location: | Wenzhou, Zhejiang, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
Product Detail
| Model No.: | outdoor VCB |
|---|---|
| Means of Transport: | Ocean, Air, Land |
| VCB: | Vacuum circuit breaker |
| circuit breaker: | outdoor VCB |
| Production Capacity: | 300 Set/Sets per Month |
| Packing: | 1)1 plastic bag/set,1 wooden case/set 2)Special package required by clients |
| Delivery Date: | 15-20 days upon receipt of deposit |
Product Description
Specifications
ZW7-40.5 outdoor sf6 circuit breaker is with modularized design, anti-interference design, compact structure, free maintenance,
ZW7-40.5 (40.5kV) Vacuum Circuit Breaker, Outdoor Type
1. Prodcut Overview
1.1.Application: for making and breaking load current, overload current and short-circuit protection of electric systems and equipments.
1.2.Standards: IEC 62271-100
1.3.Parameters: Rated voltage up to 40.5kV, Rated current up to 2000A, AC50HZ
| Mainly technical parameters | |||
| NO | Item | Units | parameters |
| 1 | Rated voltage | KV | 40.5 |
| 2 | Rated Frequency | HZ | 50 |
| 3 | Rated Current | A | 1250 1600 2000 |
| 4 | Rated short-circuit breaking current | KA | 20 25 31.5 |
| 5 | Rated short-circuit closing current (peak) | KA | 50 |
| 6 | Rated short-circuit duration | S | 4 |
| 7 | Rated short-circuit breaking current breaking number | nos | 30s |
| 8 | Rated operating sequence | 0-0.3s-CO-180s-CO | |
| 9 | Rated lightning impulse withstand voltage | kv | 185 |
| 10 | 1min power frequency withstand voltage | KV | 95 |
| 11 | Closing time | ms | ≤ 150 |
| 12 | opening time | ms | ≤ 60 |
| 13 | Mechanical life | Times | 20000 |
| 14 | Rated Storage and operation voltage | V | AC DC 220/110 |
| 15 | Breaking life | ms | ≤ 80 |
| 16 | Storage life | s | ≤ 10 |
| Adjust the parameters of mechanical properties: | |||
| No | Item | Unit | Parameters |
| 1 | Contact distance | mm | 9±1 |
| 2 | Contact Over-travel | mm | 3±1 |
| 3 | Closing speed | m/s | 0.6±0.2 |
| 4 | Opening speed | m/s | 1.5±0.2 |
| 5 | Contact closing spring time | ms | ≤2 |
| 6 | Rated contact pressure | N | 20KA(2400±200) |
| 7 | Three phase closing opening asynchrony | ms | ≤2 |
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