Feature:
- - Automatically disconnect when there is a phase breakdown, ground contact, transient breakdown.
- - Automatically close and repeat as programming sequence SCADA systems available with RTU (or, RTU integration)
Specific specifications
- - Rated voltage: 15/25 / 36KV
- - Rated frequency: 50 / 60Hz
- - Rated current: 400/630 / * 1250A
- - Get Interrupt Current: 12.5kA / * 20kA
- - Impulsed withstand voltage (BIL): 110/150 / 170kV
Description | Unit | ARC-1 | ARC-2 | ARC-3(4) | |
| Rated Maximum Voltage | kV rms | 15 | 25 | 36 | |
| Rated Current | A rms | 400/630 (800) | 400/630 (800) | 400/630 (800) | |
| Rated Frequency | Hz | 50/60 | 50/60 | 50/60 | |
| Short Circuit Interrupting | kA | 12.5KA | 12.5kA | 12.5kA | |
| Short Circuit withstand Curr. | kA rms (1 sec.) | 12.5kA | 12.5kA | 12.5kA | |
| kA rms (3 sec.) | (25kA) | (25kA) | (25kA) | ||
| Short circuit Making Current
| kA peak | 31.5KA(40) | 31.5KA(40) | 31.5KA(40) | |
| Cable Charging Interrupting Current | A rms | 5 | 5 | 5 | |
| Transformer Magnetizing Interrupting current | A rms | 22 | 22 | 22 | |
| Current Setting Tap (Easy version) Full version : Programmable for Phase Ground SEF | Phase | 630A | 50,70, 100, 140, 200, 300, 400, 630A Block | ||
| Ground | 630A | 25, 35, 50, 70, 100, 150, 200, 250A Bypass | |||
| Power frequency withstand voltage | Dry | kV | 40 | 50/60 | 70/80 |
| Wet | kV | 35 | 50 | 60/70 | |
| Impulse withstand voltage | kV crest | 95/110 | 125/150 | 170/200 | |
| Mechanical Endurance | times | 10,000 | 10,000 | 10,000 | |
| Reclosing Sequence (Programmable) | o-t1-co-t2-co-t3-co-Lock | ||||
| Insulation | Polymer | Polymer | Polymer | ||
| Interrupting | Vacuum (Puffer) | Vacuum (Puffer) | Vacuum (Puffer) | ||
| Applied Standard | IEC 62271-111, ANSI C37.60 | ||||
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