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| Categories | Vacuum Interrupter |
|---|---|
| Place of Origin: | China (Mainland) |
| Brand Name: | ERFA |
| Certification: | ISO9000 |
| Model Number: | ERFA-V16 |
| MOQ: | 1 unit |
| Price: | Negotiated |
| Packaging Details: | each piece with polly then 18pcs in a woodenbox with pallet |
| Delivery Time: | 10 days after payment |
| Payment Terms: | T/T |
| Supply Ability: | 10000pcs per month |
| Rated Current: | 1250A |
| Rated Duration Of Short-circuit: | 4S |
| Rated Peak Withstand Current: | 40KA |
| Weight of movable parts: | 0.65KG |
| Contacts limit erosion: | 3MM |
| Storage life: | 20years |
| Company Info. |
| ERFA Industries Group |
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| Product List |
Specification
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Mechanical data
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Mechanical requirements
| 1 | Clearance between open contacts | mm | 16±1 |
| 2 | Average opening speed(average of first 75% of contact gap) | m/s | 1.4±0.2 |
| 3 | Average closing speed(average of last 30% contact gap) | m/s | 0.8±0.2 |
| 4 | Rated added external contact final force | N | 2000±200 |
| Added external contact force at contact touch point | |||
| 5 | Contact bouncing duration at closing operation | ms | |
| ≤2 | |||
| 6 | Closing and opening non-simultaneity of three-phase contacts | ms | |
| ≤1 | |||
| 7 | Maximum rebound during opening | mm | 2 |
Life
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