Applications
Control for connection of moving equipment (site equipment,agricultural
equipment, refrigerated trucks).
Control for protection of persons and equipment against the consequences
of reverse running.
Normal/emergency power supply switching.
Protection against the risk of a driving load (phase failure).

Function Features :

Technical Parameters
Controls its own supply voltage(True RMS measurement).
Set 8-level rated operating voltage through knob.
Measuring frequency range:45Hz~65Hz.
Voltage measurement accuracy <1%.
Control status is indicated by a LED.
The relays are designed for clip-on mounting on rail.
Set the reset delay time through the knob .
Over-voltage and under-voltage independent output contacts.
Loss of neutral.

Model and Connotation