- Contact Person : Mr. Zhang David
- Company Name : Guangdong Sihui Instrument Transformer Works Co., Ltd.
- Tel : 86-758-3233661,13902367376
- Fax : 86-758-3233679
- Address : Guangdong,Sihui,Dong Cheng District,Sihui,Guangdong,P.R.China
- Country/Region : China
- Zip : 526200
Indoor High Voltage Switchgear Used Earthing Switch
Indoor High Voltage Switchgear Used Earthing Switch
Technical Parameters for JN4-12Q Earthing Switches
The earthing switch is a main component in a metal armoured draw-out type, enclosed switchgear. It is suitable for AC 3-phase 50Hz power system at a rated voltage up to 12kV. There is a voltage display device in the switch. It is used for grounding when maintenance of a high voltage equipment for safety.
Technical Parameters Table
Reted Voltage (kV) | Operating Voltage (kV) |
Thermal Current in 4s (r.m.s.) (kA) | Dynamic Current (peak) (kA) | Current Closed (Peak) (kA) | Rated Insulation Level (kV) | Partial Discharge of Voltage Display Device (pC) | |
Primary Circuit | Secondary Circuit | ||||||
12 | 10 | 31.5 | 80 | 80 | 12/42/75 | 3 | 10 |
Notes: Detailed technical data and outline drawings shall be provided upon request.
Indoor High Voltage Switchgear Used Earthing Switch
