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12kV Vacuum Circuit Breaker (VMD2)
 12kV Vacuum Circuit Breaker (VMD2) |
Product Description
1. We do it perfectly according to ABB' s VD4 vacuum circuit breaker
2. Its size and function perfectly near to ABB's
3. Offer OEM
Parameter
NO Item Unit Technical Date
1 Rated voltage KV 12
2 Rated insulating level Rated short time power frequency withstand voltage(1min) 42 Raed lighting inpulse withstand voltage (peak) 75
3 Rated Frequency Hz 50
4 Rated current A 630 630 1250 1250
1250 1250 1600 1600
2000 2000
2500 2500
3150 3150
4000 4000
5 Rated short circuit breaking current KA 20 25 31.5 40
6 Rated short time withstand current 20 25 31.5 40
7 Rated peak withstand current 50 63 80 100
8 Rated short circuit breaking current(peak) 50 63 80 100
9 4s thermal arrest current 20 25 31.5 40
10 Rated Dynamic stability current 50 63 80 100
11
12 Rated Condenser Banker Breaking Current A 630/400
13 Rated Short circuit during time S 4
14 Secondary circuit power frequency withstand voltage V 2000
15 Rated operating voltage Making coil V AC110/220 DC110/220
16 Breaking coil AC110/220 DC110/221
17 Energy storing motor AC110/220 DC110/222
18 Breaking time (rated voltage) ms 20-50
19 Making time (rated voltage) ms 35-70
20 Energy storing time S ≤ 15
21 Contact making jumping time ms ≤ 2
22 Average breaking speed ms 0.9-1.3
23 Average making speed ms 0.4-0.8
24 Contact breaking rebound scope mm ≤ 3
25 Main circuit resistence ≤ 50(630A)
≤ 45(1250A)
≤ 35(1600-2000A)
≤ 25(Above2500A)
26 Rated operating order O-0.3s-CO-180s-CO
| Trademark: | MDV |
| Model NO.: | VMD2 |
| Unit Price/Payment: | FOB Ningde |
| Origin: | China Ningbo |
| Min. Order: | 2 |
| Company: | Ningbo Mingde Electrical Science & Technology Co., Ltd. |
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