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Help CenterHigh Voltage Indoor Disconnectors GN22-10 GN22-12
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High Voltage Indoor Disconnectors GN22-10 GN22-12
GN22-12(C) disconnect switch is an indoor electric apparatus of rated voltage 12kV three-phase AC 50/60Hz. it is used to break, make and transfer lines when the HV apparatus is under situations with voltage and no-load. It is manufactured according to IEC62271-102.
1. Altitude: ≤1000m;
2. Ambient temperature: -30°C~+40°C;
3. Relative humidity: daily average ≤95%, monthly average ≤90%;
4. Earthquake intensity: ≤8 degree;
5. Applicable occasions should free from inflammables, explosives, corrosives
and severe vibration.
| Item | Unit | Data | ||
| Rated voltage | kV | 12 | ||
| Rated frequency | Hz | 50/60 | ||
| Rated current | A | 1600-2000 | 2500-3150 | |
| Rated short-time withstand current | kA | 40 | 50 | |
| Rated peak withstand current | kA | 100 | 125 | |
| Rated short-circuit duration | s | 4 | ||
| Rated insulatinglevel | 1min. PF withstand voltage | kV | phase to phase/ to earth: 42, across open contacts: 49 | |
| Lightning impulse withstand voltage(peak) | kV | phase to phase/ to earth: 75, across open contacts | ||
1.Over 20 years of manufacturing experience with good quality & stable product performance.
2. Hossin provides full line of MV-HV electrical products, including drop-out fuse, disconnector, surge arrester, vacuum circuit breaker, fuse, load switch, insulator etc.
3. Quick feedback, Timely quotation, Fast delivery
4. Complete set of testing machine to ensure product quality.
5. Hossin can customize non-standard product as per client’s requirement.
6. Hossin sells pressing parts& pressing mould at low price.
7. Hossin offers electrical installation & commission service.
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