| Breaking Capacity: | High Voltage Circuit Breakers |
|---|---|
| Operation: | Energy-storage Type |
| Speed: | Normal Type Circuit Breaker |
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VS1 (ZN63A-12) indoor VCB is used in the circuit of 50Hz, with rated voltage up to 12KV, and with rated current from 630A to 5000A, for the control and protection of substation and equipments, and it matches with switchgear panel KYN28A and XGN.
| Item | Parameters | ||||||
| Rated Voltage (KV) | 12 | 12 | 12 | 12 | 12 | 12 | |
| Rated Current (A) | 630, 1250 | 630, 1250 | 630, 1250, 1600 | 1250, 1600, 2000 | 2000, 2500, 3150, 4000, 5000 | 3150, 4000, 5000 | |
| Rated insulation voltage | 1 min. Power Frequency Withstand Voltage (KV) | 42 | 42 | 42 | 42 | 42 | 42 |
| Rated Lightning Impulse Withstand Voltage (KV) | 75 | 75 | 75 | 75 | 75 | 75 | |
| Rated Short-circuit Breaking Current (KA) | 16 | 20 | 25 | 31.5 | 40 | 50 | |
| Rated Short-circuit Making Current (Peak) (KA) | 40 | 50 | 63 | 80 | 100 | 130 | |
| Rated Withstand Current (Peak) (KA) | 40 | 50 | 63 | 80 | 100 | 130 | |
| Rated Short-time Withstand Current (KA) | 16 | 20 | 25 | 31.5 | 40 | 50 | |
| Breaking Times of Rated Short-circuit Making Current (Times) | 50 | 50 | 50 | 50 | 30 | 20 | |
| Rated Duration of Short-circuit (S) | 4 | 4 | 4 | 4 | 4 | 4 | |
| Rated Operating Sequence | O-t-CO-180s-CO | O-t-CO-180s-CO | O-t-CO-180s-CO | O-t-CO-180s-CO | O-t-CO-180s-CO | O-t-CO-180s-CO | |
| Mechanical Life (Times) | 20000 | 20000 | 20000 | 20000 | 10000 | 10000 | |
| Rated Single Capacitor Bank Breaking Current (A) | 630 | 630 | 630 | 630 | |||
| Rated Back-to-back Capacitor Bank Breaking Current (A) | 400 | 400 | 400 | 400 | |||
| Standard | IEC62271-100 | ||||||
| Operation ambient temperature | -15---+40 centigrade | ||||||
| Altitude | 2000 meter | ||||||
| Remark 1: 16KA, 20KA, 25KA, 31,5KA: t=0.3s, and if equal or more than 40KA: t=180s | |||||||
| Remark 2: Forced air cooling is needed when the rated current is equal or over 4000A | |||||||
| Remark 3: No operating in such places as subject to dust, smog, corrosive/flammable gas, vapor and salt pollution. | |||||||
| Model | Rated Voltage (V) | Rated Output Power (W) | Normal Working Voltage Range (V) | Stored Energy Time Under Rated Voltage (s) | |||
| ZYJ55-1 | DC110, DC220, AC110, AC220 | 70 | 85%--110% Rated Voltage | Less than 10 | |||
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