Customization: | Available |
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Type: | Distribution Metering Box |
Certification: | IEC |
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No. | Item | Unit | Parameter | |||
1 | Rated voltage | kv | 12 | 24 | 36 | |
2 | Rated frequency | Hz | 50/60 | |||
3 | Rated current | A | 630/1250 | |||
4 | 1 min Power frequency withstand voltage | Wet | kv | 38 | 50 | 70 |
Dry | kv | 48 | 60 | 80 | ||
5 | Lightning impulse withstand voltage | kv | 75 | 125/150 | 170 | |
6 | Rated shortt circuit breaking current(peak) | kA | 80 | 63 | 50/40 | |
7 | Rated active load and close circuit breaking current | A | 63 | 50 | 50/40 | |
8 | Rated transferring current | A | 1700 | 1200 | 800 | |
9 | Rated short circuit making current(peak) | kA | 80 | 63 | 50/40 | |
10 | Rated cable(line)charging breaking current | A | 50 and 10 | |||
11 | Cable charge breaking current in earthing fault | A | 20 | 20 | 50 | |
12 | Rated withstand current(peak) | kA | 80 | 63 | 50/40 | |
13 | Short time withstand current(2s) | kA | 31.5 | 25 | 16 | |
14 | Mechanism life | times | 5000 | 3000 | 3000 |