Gmr32b+phase+controller+manual+patched Fixed -

Connect the three-phase lines (L1, L2, L3) to terminals 1, 2, and 3 respectively.

A common "patch" in updated manuals is the clarification of , which can be toggled between 1s and 5s via internal DIP switches to avoid nuisance tripping during initial power-up. If the controller fails to operate: gmr32b+phase+controller+manual+patched

Connect relay output terminals (4 and 5) to the control circuit of your contactor or Variable Frequency Drive (VFD). Connect the three-phase lines (L1, L2, L3) to

24–240 V AC/DC (Selectable via DIP switch in some variants) SPDT Relay (Rated up to 10A at 250V AC) Response Time ≤ 100 ms Operating Temp -25°C to +70°C IP Rating IP20 (Indoor use recommended) Troubleshooting and "Patched" Information 24–240 V AC/DC (Selectable via DIP switch in

If L1 or L2 voltage is too low, the relay will not operate at all.

Monitors for uneven load distribution across phases to prevent overheating. Installation Guide Technicians favor the