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High Voltage Disconnect Switch
GN19-12 Indoor High Voltage Disconnector
The GN19-12 series of indoor high-voltage disconnecting switchgear is used in power systems with a rated voltage of 12kV and AC 50Hz and below. It is equipped with the CS6-1 type manual operating mechanism for opening an
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Overview
The GN19-12 series of indoor high-voltage disconnecting switchgear is used in power systems with a rated voltage of 12kV and AC 50Hz and below. It is equipped with the CS6-1 type manual operating mechanism for opening and closing circuits when there is voltage but no load. There are also derivative products such as anti-pollution type, high-altitude type, and type with added live display device.
Model Meaning
Environmental conditions for use
◆Altitude: Not exceeding 1000m;
◆Air temperature: -25℃~+40℃;
◆Relative humidity: Daily average not exceeding 95%, daily average not exceeding 90%;
◆Earthquake intensity: Not exceeding 8 degrees;
◆Installation location: No fire, flammable, explosive, heavily polluted, chemically corrosive, or violently vibrating environments.
Main technical parameters
| Model | Rated voltage (kV) | Rated voltage (V) | 4-second thermal stabilization current (kA) | Dynamic stability current (kA) |
| GN19-10(C)400-12.5 | 12 | 400 | 12.5 | 31.5 |
| GN19-10(C)630-20 | 12 | 630 | 20 | 50 |
| GN19-10(C)1000-31.5 | 12 | 1000 | 31.5 | 80 |
| GN19-10(C)1250-40 | 12 | 1250 | 40 | 100 |
External dimensions and installation dimensions (mm)
| Product Model | A | B | C | D |
| GN19-12/400 | 450 | 446 | 185 | 4-14×24 |
| GN19-12/630 | 470 | 446 | 185 | 4-14×24 |
| GN19-12/1000/1250 | 510 | 500 | 196 | 4-18×28 |
| GN19-12C/400 | 420 | 690 | 185 | 4-14×24 |
| GN19-12C/630 | 430 | 690 | 185 | 4-14×24 |
| GN19-12C/1000/1250 | 470 | 745 | 196 | 4-18×28 |
The first installation diagram of this switch and the CS6-1 operating mechanism The second installation diagram of this switch and the CS6-1 operating mechanism
Assembly drawing of connecting rod
Wiring hole size diagram
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