Parameters:
Rated Voltage: 380–600 V AC (Three-phase)
Rated Current: 105 A
Motor Power:
Up to 75 kW at 600 V
Up to 55 kW at 400 V
Input Control Voltage: 24 V DC (external supply)
Output Frequency: 0 to 500 Hz
Bypass Contactors: Integrated bypass for energy-saving once the motor reaches full speed
Cooling Method: Forced air cooling (fan-assisted)
Overload Capacity:
150% of rated current for 60 seconds
110% of rated current for 1 minute
Dimensions (H x W x D): Approx. 500 x 300 x 250 mm (varies depending on configuration)
Weight: Approx. 15 kg (depends on configuration)
Degree of Protection: IP20 (For indoor use; optional kits available for enhanced protection)
Ambient Temperature Range: -10°C to +50°C (with derating above 40°C)
Control Method: Soft start with adjustable ramp-up and ramp-down times
Certifications: CE marking, UL listed, IEC compliant
The ABB PSTX105-600-70 is a soft starter designed for three-phase AC motors. It provides a controlled start-up for motors by gradually increasing the voltage supplied to the motor, which helps to limit inrush currents, reduces mechanical stress, and improves the overall efficiency of motor-driven systems. The PSTX105-600-70 is equipped with advanced motor protection features, making it a versatile choice for a variety of industrial applications.