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Specifications
Three-phase Indoor Disconnector:
1. Excellent operation performance.
2. Stable operation and easy installation.
Overview:
Three-phase Indoor Disconnector is applicable for opening and closing power circuit on power distribution networks. It is characterized by excellent operation performance, easy installation and long service life time. The disconnector is manufactured in accordance with IEC standards.
| Model | GN30-12/ 400-12.5 | GN30-12/ 630-20 | GN30-12/ 1000-31.5 | GN30-12/ 1250-31.5 | GN30-12/ 1600-40 | |
| GN30-12D/ 400-12.5 | GN30-12D/ 630-20 | GN30-12D/ 1000-31.5 | GN30-12D/ 1250-31.5 | GN30-12D/ 1600-40 | ||
| Rated voltage(kV) | 12 | |||||
| Rated current(A) | 400 | 630 | 4 | 1250 | 1600~3150 | |
| Rated short-time withstand current(kA) |
12.5 | 20 | 1000 | 31.5 | 50 | |
| Rated peak withstand current(kA) |
31.5 | 50 | 80 | 80 | 100 | |
| Rated short-circuit duration(s) | 4 | 4 | 4 | 4 | 4 | |
| Rated insulating level |
1min. PF withstand voltage(kV) |
phase to phase/ to earth: 42, across open contacts: 49 | ||||
| Lightning impulse withstand voltage(kV) |
phase to phase/ to earth: 75, across open contacts: 85 | |||||
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