Intrinsically Safe High-voltage Vacuum Combination Switch

We are a prominent Exporter & Supplier of Intrinsically Safe High-voltage Vacuum Combination Switch in Hefei, Anhui Province, China.

1. Application scope: Mining Explosion-proof and Intrinsically Safe High-voltage Vacuum Combination Switch is used in coal mines in three-phase neutral ungrounded transmission lines with voltage AC 3300V, 50Hz. It can make local and remote control of three-phase asynchronous motor and concentrated control of coal cutter, scraper conveyor, crusher, reversed loader, pump station and other equipments of comprehensive mechanized coal faces.

2. Product features:
a) The combination switch uses Siemens PLC as the core control unit and has characteristics like programmable live, expandable points of input/output, reliable running and convenient operation. The system uses color picture separator and can display running condition of local equipments dynamically.
b) With embedded display system in Chinese, the system has friendly human-computer interface and can make convenient and intuitive man-machine dialogues. So the system has functions such as telemetering, telecommunication, telecontrol, teleregulation called 4T. Unattended working faces and concentrated detection and monitoring from ground control can be realized with functions above.
c) Control modes includes locate control, remote control and network control.