Siemens 3UG4616-1CR20 Monitoring Relay, Three Phase Voltage, Insulation Monitoring, 22.5mm Width, Screw Terminal, 1 CO For Vmin and Vmax Contacts, 0-20s For Vmin and Vmax Delay Time, 160-690 (90-400 w.r.t. N) Line Supply Voltage
- This monitoring relay can monitor own working voltage..
- 8 kinds of rated voltages are adjustable, can apply to voltages in all regions of the world.
- The working status of the relay is indicated by the LED indicator.
- Ultra-small size and it is easy to install..
- It is applied to mobile device connection control, causing accidents in equipment protection against reverse operation, normal/emergency power switch, preventing phase failure of power load..