Use insulated copper wire (1.0~2.5mm area). For a reliable connection, it is recommended to use needle terminals (ferrules). Positioning: Always install the GMR-32B on the power side of the supply. It should
| Temperature Zone | Heat Level | Action Required | |----------------|-------------|------------------| | 30–50°C (86–122°F) | Warm to touch – normal | No action | | 50–70°C (122–158°F) | Hot but holdable for 5 seconds | Acceptable at max load. Check ventilation. | | 70–85°C (158–185°F) | Very hot, cannot hold finger | Reduce load or improve cooling immediately. | | >85°C (>185°F) | Critical – burning smell possible | Emergency shutdown – probable component damage. | gmr32b phase controller manual hot
: Typically 300V to 400V (50/60Hz), though some variants support a wide input of 24–240V AC/DC. Protection Functions : Use insulated copper wire (1
: Intermittent failures often stem from loose wiring at the terminals, creating artificial phase errors. Voltage Mismatch It should | Temperature Zone | Heat Level