Applications
Used in switchgear, air conditioning units, elevator machine room, pumps, fans and other motor control applications, With overload, phase loss, phase unbalance and stall protection.
Features:
Built-in microcontrollers, current measurement accuracy≤0.2%.Dialbotten setting. digital tube display current values. With phase failure, overload, unbalance, stall protection, four optional trip classes. No-load start, protection of any phase loss or overload.NO contact protection.
Model Description
Model Selection Table
| Model |
Rated working current range |
Applicable motor power (AC380V) |
| ZHRA2-5 |
1A~5A |
0.55kW~2.2kW |
| ZHRA2-10 |
2A~10A |
1.1kW~4kW |
| ZHRA2-30 |
6A~30A |
3.7 kW~15kW |
| ZHRA2-80 |
16A~80A |
11kW~37kW |
| ZHRA2-200 |
40A~200A |
22kW~90kW |
| ZHRA2-400 |
80A~400A |
45kW~185kW |
Technical Parameters
| Rated control supply voltage |
AC380V,AC220V 50/60Hz |
| Current measurement accuracy |
≤2% |
| Number of poles |
3P |
| Rated insulation voltage |
AC690V |
| IP Class |
IP20 |
| Coordination tupe |
2 |
| Contact capacity |
Ith:5A;AC-15:Ue/Ie 380V/0.95A 240V/1.5A |
| Use category |
AC-15 |
| Electrical Life |
105 |
| Mechanical life |
106 |
| Altitude |
≤2000m |
| Allowable relative humidity |
≤50%(40ºC)(NO condensttion) |
| Power consumption |
≤1.5 VA |
| Installation |
Screw mounting |
Wiring Diagram
Dimensions(mm)
Model significance:
ZHRA2-80/A220 motor protector, dial-button setting, setting current range 16A~80A,rated control voltage AC220V.
Audited Supplier 
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