The Schneider Electric ATS48C21YS316 is an advanced soft starter designed for robust motor control in demanding industrial environments. As part of the Altistart 48 series, this unit provides controlled acceleration and deceleration for three-phase asynchronous motors, mitigating mechanical stress and electrical surges during startup and shutdown sequences. It is engineered for applications requiring precise management of motor torque and speed profiles.

Technical details

• Series: Altistart 48
• Model Number: ATS48C21YS316
• Rated Motor Power (kW): 11 kW (at 230V), 22 kW (at 400V)
• Rated Motor Power (HP): 15 HP (at 230V), 30 HP (at 400V)
• Supply Voltage Range: 208-440 V AC
• Control Voltage: 24 V AC/DC
• Starting Current Limit: Adjustable from 1.5 to 8 times the nominal motor current
• Soft Stop Function: Adjustable stop time and torque
• Integrated Bypass: For reduced energy consumption and heat during continuous operation
• Protection Functions: Motor thermal protection, phase loss, overvoltage, undervoltage, short circuit

Applications & compatibility

This soft starter is suitable for a wide range of applications including pumps, fans, compressors, conveyors, and mixers. It is commonly integrated into systems found in water treatment plants, material handling equipment, and general manufacturing lines where smooth motor starts are essential to prevent system shock and extend equipment lifespan.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider ATS48C21YS316 or contact our technical team for cross-reference assistance with compatible Altistart 48 components.