| Model | WMS2-32P | WMS2-32R | WMS2-80P | |
| Standard | IEC 60947-2&IEC 60947-4-1 | |||
| Dperation type | Pushbutton | Rotary knob | Pushbutton | |
| Utilization category | IEC 60947-2(circuit breaker) | A | ||
| IEC 60947-4-1 (motor starter) | AC-3 | |||
| Frame rated current Inm | 32A | 32A | 80A | |
| Number of poles | 3 | |||
| Rated thermal currentrange Ith | 0.16-32A | 0.16-32A | 25-80A | |
| Rated operationalvoltage Ue | 230/240,400/415,440,500,690 | |||
| Rated frequency | 50/60Hz | |||
| Rated insulationvoltage Ui | 690V | |||
| Rated impulse withstand voltage Uimp | 6kV | |||
| Tripping test | Yes | |||
| Tripping class (IEC 60947-4-1) | 10A | |||
| Release type | thermal-magnetic | |||
| Operations/hour | 120 cycles | |||
| Electrical life | 10000 cycles | 1500 cycles | ||
| Mechanical life | 100000 cycles | 8500 cycles | ||
| Degree of protection (IEC 60529) | IP20, IP55 with Enclosure | |||
| Pollution degree | 3 | |||
| Ambient temperature | -25°Cto +40°C | |||
| Altitude | ≤2000m | |||
| Installation | Mounting on 35mm Din rail compliance with EN 60715 | |||
| Type of terminals | Screw | |||
| Tightening torque | 2N.m | 5N.m | ||
| Internal accessories | Aux, alarm,shunt trip, UVR | Aux | ||
WMS2 series motor protection circuit breaker (MPCB) is designed for circuits with AC voltage up to 69oV and current up to 80A. It is acomprehensive protection device that integrates the functions of a disconnector, circuit breaker, and thermal overload relay. Its mainpurpose isto protectvarious single-phase and three-phase AC motors from potential damage such as overload and short circuit.This product has mutiple functions such as isolation protection, overload protection, temperature compensation, phase failureprotection, and short dircuit protection, and is widely used in industrial environments, small mechanical equipment, agriculturalmachinery, compressors, and other fields.