The Schneider Electric ATS22C21Q is a high-performance Altistart 22 soft starter designed for smooth starting and stopping of 3-phase asynchronous motors in industrial automation and motor control applications. Rated at 210A and suitable for motors up to 110kW at 400–440V AC, this soft starter reduces mechanical stress, minimizes inrush current, and improves overall motor protection and operational reliability.
The ATS22 series features integrated bypass functionality, torque-controlled starting, advanced motor protection, and Modbus communication support, making it ideal for pumps, compressors, fans, conveyors, and heavy industrial machinery.
Features
- Digital soft starter for 3-phase motors
- Smooth acceleration and deceleration control
- Integrated bypass contactor
- Torque-controlled motor starting
- Built-in motor thermal protection
- LCD display with programmable parameters
- Modbus RS485 communication support
- Reduced starting current and mechanical stress
- Suitable for heavy-duty industrial applications
Technical Specifications
- Brand: Schneider Electric
- Series: Altistart 22
- Model: ATS22C21Q
- Product Type: Soft Starter
- Motor Compatibility: 3-Phase Asynchronous Motors
- Rated Operational Current: 210 A
- Rated Motor Power:
- 55 kW at 230V AC
- 110 kW at 400–440V AC
- Rated Supply Voltage: 230V to 440V AC
- Supply Frequency: 50/60 Hz
- Control Supply Voltage: 230V AC
- Starting Method: Torque control system
- Current Limitation: Adjustable
- Communication Protocol: Modbus RS485
- Protection Rating: IP00
- Cooling Method: Forced air cooling
- Mounting Position: Vertical
- Operating Temperature Range: -10°C to +60°C
- Dimensions (H × W × D): 425 × 206 × 299 mm
- Approximate Weight: 33 kg
- Standards Compliance:
- IEC 60947-4-2
- CE
- UL
- CSA
Applications
- Industrial motor control systems
- Water pumping applications
- HVAC systems
- Compressors and blowers
- Conveyor systems
- Fans and ventilation systems
- Manufacturing and process automation





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