Proton Pr-07 Voltage Monitoring Relay

Proton Pr-07 Voltage Monitoring Relay
Proton Electronics
Vmr 3p (Rel)
Model: Pr-07
Vmr/pr-07t
Supply Limit: 200-500v Ac
Uv-under Voltage Setting: 300 To 370v.
Ov-over Voltage Setting 430 To 460v.
Ub-unbalance Setting Up To 100 Volts.
Weight : 240 Gm
Ref No : 106709