Gmr-32b Phase Controller Manual May 2026

Verify the external enable switch is closed.

Understanding the technical limits of your controller ensures safe and optimal operation. 110V to 440V AC (model dependent). Control Output: 4-20mA, 0-10V DC, or potentiometer. Rated Current: Up to 32 Amps continuous duty. Frequency: Auto-sensing 50Hz or 60Hz operations. gmr-32b phase controller manual

Toggles between phase-angle firing and zero-cross firing. Troubleshooting Guide Quickly identify and resolve common operating faults. No Display: Check incoming line voltage and control fuses. Verify the external enable switch is closed

Verify load resistance and check for short circuits. gmr-32b phase controller manual