Zeno Electric
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| No. | Name | Unit | Technical Requirements | ||
|---|---|---|---|---|---|
| Load Switch | Switchgear Cabinet | ||||
| 1 | Rated voltage | kV | 12 | ||
| 2 | Rated frequency | Hz | 50 | ||
| 3 | Rate current | A | 630 | 200 | |
| 4 | Rated load breaking current | A | 630 | 63 | |
| 5 | Rated short-time withstand current (RMS value) | kA | 200KA | ||
| 6 | Rated short-circuit duration | s | 3S | ||
| 7 | Rated peak withstand current | kA | 50/63 | ||
| 8 | Closed-loop breaking current | A | 25 | ||
| 9 | Rated cable charging breaking current | A | 16 | ||
| 10 | Rated no-load transformer breaking current | A | - | 1750 | |
| 11 | Rated transfer current breaking current | A | - | 63 | |
| 12 | Prospective short-circuit breaking current of fuse (validity period) | kA | - | - | |
| 13 | Duration of short-time withstand current for earthing switch | kA | - | - | |
| 14 | Number of breaking operations at rated current | times | - | ≥250KA/1S | |
| 15 | Mechanical endurance | times | - | ≥200 | |
| 16 | annual SF6 gas leakage rate | - | - | ≤1% | |
| 17 | Rated insulation level | Unit | - | Technical Parameters | |
| 17 | 1-minute power frequency withstand voltage (valid period) | Fracture surface | - | - | 48 |
| interphase | - | - | 42 | ||
| phase-to-ground | - | - | 42 | ||
| Lightning impulse withstand voltage (peak) | Fracture surface | - | - | 85 | |
| interphase | - | - | 75 | ||
| phase-to-ground | - | - | 75 | ||
| 18 | Spring-operated mechanism | - | - | - | Manual, can be upgraded to electric |
| 19 | Operating voltage | - | V | - | DC 48V AC 220V |
| 20 | Specific creepage distance of external insulation | - | mm/kV | - | ≥20 |
| 21 | Opening time asynchronism | - | ms | - | <5 |
| 22 | Closing time asynchronism | - | ms | - | <5 |
| 23 | Main circuit resistance | - | U | - | <140 |
| 24 | Enclosure protection class | - | - | - | IP4X |
