HHD1F Series motor protectors provide configurable protection for small to medium motor loads, including start avoidance, overload, phase failure, imbalance, locked rotor and underload detection. The series uses button setting and LED display, with reset and output options suited to control-panel applications.
| Model | HHD1F |
|---|---|
| Working Power Supply | AC220V, AC380V, 50Hz |
| Current Range | A: 0.5A to 6.5A; B: 1A to 100A; C: 20A to 300A |
| Protection Functions | Start avoidance, phase failure, three-phase imbalance, overload with definite-time or inverse-time mode, locked rotor, underload, grounding |
| Display Mode | LED display for maximum phase current and fault status indication |
| Display Accuracy | Class 2.0 |
| Setting Mode | Button setting |
| Reset Mode | Panel reset, power-off reset or automatic reset |
| Contact Form | One set of independent NO and NC contacts |
| Contact Capacity | 3A AC380V resistive load |
| Dimensions | 125 × 71 × 120mm or 154 × 65 × 157mm by current range |
| Installation Method | Panel/device mounting and 35mm DIN rail compatible; larger frame uses panel/device mounting |
| Optional Functions | Grounding protection with special zero-sequence transformer; 4-20mA transmission output |
| Replacement Coverage | Can replace HHD1, HHD3i, HHD3H, HHD3A, HHD3C, HHD4S and JD-501S series in suitable applications |
