ZW8-12 outdoor high-voltage vacuum circuit breaker
| Min. Order: | 10 Piece/Pieces |
|---|---|
| Payment Terms: | L/C, T/T |
| Supply Ability: | 100 sets/month |
| Place of Origin: | Zhejiang |
Company Profile
| Location: | Jinhua, Zhejiang, China (Mainland) |
|---|---|
| Business Type: | Manufacturer, Trading Company |
Product Detail
| Model No.: | ZW8-12 |
|---|---|
| Means of Transport: | Ocean |
| Type: | High Voltage |
| Brand Name: | Sasun |
| Rated voltage: | 12KV |
| Production Capacity: | 100 sets/month |
| Packing: | wood cases or customized |
| Delivery Date: | 30 days |
Product Description
vacuum circuit breaker
| serial No. | name | unit | 6.3ka | 12.5ka | 20ka |
| 1 | rated voltage | kv | 12 | 12 | 12 |
| 2 | max work voltage | kv | 12 | 12 | 12 |
| 3 | rated current | a | 630 | 630 | 630 |
| 4 | rated short load breaking current | ka | 6.3 | 12.5 | 20 |
| 5 | rated short closing current(peak value) | ka | 16 | 31.5 | 50 |
| 6 | rated peak withstand current | ka | 16 | 31.5 | 50 |
| 7 | 1min rated shor-time withstand current | ka | 6.3 | 12.5 | 20 |
| 8 | rated insulation level | ||||
| 9 | rated operation sequence | 0.3s-closing-180s-closng | same | same | |
| 10 | life of machine | times | 10000 | same | same |
| 11 | rated current open loop frequency | time | 30 | 30 | 30 |
| 12 | operating machansm of switching voltage rating | V | 110220 | same | same |
| 13 | contact distance | mm | 11±1 | same | same |
| 14 | over travel | mm | 3 | 3 | 3 |
| 15 | three-phase,closing indifferenct period | ms | ≤2 | ≤2 | ≤2 |
| 16 | contact bounce time | ms | ≤2 | ≤2 | ≤2 |
| 17 | average opening speed | m/s | 1.0±0.2 | 1.0±0.2 | 1.0±0.2 |
| 18 | average closing speed | m/s | 0.7±0.15 | 0.7±0.15 | 0.7±0.15 |
| 19 | each phase main loop resistance | uΩ | ≤120(≤200) | ≤120(≤200) | ≤120(≤200) |
| 20 | static and cly namic contact wear allowan ce thickness | mm | 3 | 3 | 3 |
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