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Outdoor AC High Voltage Disconnect Switch (Fuse Type) GWR-12/36 GWR-12/36 Outdoor AC High Voltage Disconnect Switch (Fuse type) is used in electric power system with rated frequency 50/60 Hz, rated voltage 12/36KV.Its main for making or breaking circuit under line supplying voltage in outdoor high voltage distribution system equipment.Thereof anti-pollution type disconnect switch is especially used in serious polluted area.It accords with standards of IEC62271-103:High voltage switches.
Ambient Condition:
• Altitude:≤1000m
•Ambient temperature:+50°C ~-30°C
•Wind speed:≤35m/s
•Earthquake intensity:≤8 degree
•Air pollution :IV
•Ice thickness:≤10mm
•Applicable occasions of normal type switch should free from chemistry aggradation,dust and other volatile & caustic thing.
Technical Specification:
| NO | Item | Unit | Data | |
| 1 | Rated Voltage | kV | 12 | 36 |
| 2 | Rated current | A | 100 | 100 |
| 3 | Rated frequency | Hz | 50/60 | 50/60 |
| 4 | Maxumum breaking current | KA | 5 | 5 |
| 5 | Main circuit resistance | μΩ | ≤150 | ≤150 |
| 6 | Rated short-time withstand current duration | s | 4 | |
| 7 | Main loop resistance | μΩ | ≤150 | ≤150 |
| 8 | 1min(dry) power frequency withstand voltage | KV | 42/48 | 95/115 |
| 9 | 1min(wet) power frequency withstand voltage | KV | 30 | 85 |
| 10 | Lightning impulse withstand voltage(peak) | KV | 95/100 | 185/215 |
| 11 | Mechanical life for disconnect switch | Times | 2000 | 2000 |
| 12 | Mechanical life for fuse cutout | Times | 300 | 300 |
Outline Dimention
1.Frame 2.Post insulator 3.Porcelain insulator 4.Contact 5.Spring 6.Rotate shaft corner arm
7.Disconnect blade 8.Cutout fuse
| Type | Dimention(mm) | ||||||
| A | B | C | D | E | F | G | |
| GWR-12/100 | 400 | 1050 | 1200 | 1073 | 400 | 490 | 667 |
| GWR-36/100 | 500 | 1300 | 1450 | 1433 | 550 | 640 | 909 |
Outdoor AC High Voltage 100A fuse switch(Fuse Type) GWR-12/36