Siemens 3UG4631-1AA30 Monitoring Relay, Single Phase Voltage Monitoring, Screw Terminal, 1 CO Contacts, 0.1-60VAC/DC Measuring Range, 0.1-30V Hysteresis, 0-20s Delay Time, 24VAC/DC Auxiliary Voltage
- Features: Undervoltage protector integrates three-phase voltage protector, chronograph and counter in one.
- Multifunction: The protection relay has protection functions such as overvoltage, undervoltage, phase loss, phase sequence, three-phase voltage unbalance, etc.
- Practical functions: The voltage monitoring relay has functions such as start-up delay and output test. 2 rest module optional, manual and automatic.
- Specification: Monitoring Circuit: L1, L2, L3.
- LCD Display: LCD data display, easy to read, no external power supply required.