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Place of Origin : China (Mainland)
Brand Name : ERFA
Certification : ISO9000
Model Number : ERFA-V12a
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 : 630A 1250A
Rated short-circuit breaking current : 20KA
Rated duration of short-circuit : 4S
Rated peak withstand current : 50KA
Rated operating sequence : O-0.3s-CO-180s-CO
Weight of movable parts : 0.52 KG
Specification
1 | Rated current | A | 630 | 630 | 1250 | 1250 |
2 | Circuit resistance at lowest rated contact force | μΩ | ||||
≤25 ≤20 | ||||||
3 | Rated short-circuit breaking current | KA | 20 | 25 | 20 | 25 |
4 | Breaking operations of rated short circuit breaking current | Times | 30 | |||
5 | Rated short-time withstand current | KA | 20 | 25 | 20 | 25 |
6 | Rated duration of short-circuit | S | 4 | |||
7 | Rated peak withstand current | KA | 50 | 63 | 50 | 63 |
8 | Rated short-circuit making current | KA | 50 | 63 | 50 | 63 |
9 | Rated breaking current of single capacitor bank | A | 630 | |||
10 | Rated breaking current of back-back capacitor bank | A | 400 |
Mechanical data
1 | Weight of movable parts | Kg | 0.52 |
2 | Closing force due to bellow and atmosphere | N | 80±25 |
3 | Force required to hold contacts open at full stroke | N | 150±40 |
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