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The Schneider ATS22C48S6U Soft Starter for Asynchronous Motor is a motor control device used to provide smooth starting and stopping control for three-phase asynchronous motors.
As part of the Schneider Altistart 22 series, the ATS22C48S6U uses soft-starting technology to reduce the mechanical and electrical stress generated during motor startup. Instead of applying full voltage instantly, the soft starter gradually increases the motor voltage, allowing the motor to accelerate smoothly while reducing inrush current.
This type of soft starter is widely used in industrial applications involving pumps, fans, compressors, conveyors, and other motor-driven equipment where controlled acceleration, reduced mechanical impact, and improved motor protection are required.
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATS22C48S6U |
| Product Series | Altistart 22 |
| Product Type | Soft Starter for Asynchronous Motor |
| Application | Three-Phase Motor Starting and Control |
| Motor Type | Asynchronous Motor |
| Control Function | Soft Start / Soft Stop |
| Dimensions | 455 × 304 × 339.7 mm |
| Weight | 50 kg |
The Schneider ATS22C48S6U provides controlled motor starting performance for industrial motor applications.
Key characteristics include:
The soft starter helps extend motor and mechanical equipment service life by controlling acceleration and stopping processes.
The ATS22C48S6U controls motor voltage during startup through electronic power switching technology.
The operating process is:
Power Supply → ATS22C48S6U Soft Starter → Asynchronous Motor → Mechanical Load
During startup, the soft starter gradually increases the voltage supplied to the motor. This controlled voltage ramp limits the initial current surge and allows the motor rotor to accelerate smoothly.
During operation, the soft starter manages motor starting and stopping sequences according to configured parameters.
Typical functions include:
By controlling the motor starting process, the ATS22C48S6U helps prevent sudden torque impact on connected equipment.
The Schneider ATS22C48S6U acts as an intermediate control device between the electrical power supply and the asynchronous motor.
A typical motor control structure is:
Power Supply → Circuit Protection → ATS22C48S6U Soft Starter → Motor → Driven Equipment
The soft starter is responsible for managing motor startup conditions and reducing the impact caused by direct-on-line starting.
It is especially valuable in systems where sudden acceleration can cause:
The Schneider ATS22C48S6U Soft Starter is commonly used in industrial motor-driven equipment.
| Application | Typical Use |
|---|---|
| Pump Systems | Smooth pump startup and reduced water hammer effect |
| HVAC Systems | Fan and blower motor control |
| Compressors | Controlled motor acceleration |
| Conveyors | Reducing mechanical impact during startup |
| Industrial Machinery | Motor protection and control |
| Water Treatment Equipment | Pump motor management |
The actual application depends on motor specifications and system operating requirements.
Proper installation ensures reliable soft starter operation.
Recommended procedures include:
During replacement, engineers should confirm motor ratings and existing ATS22 configuration parameters before commissioning.
The ATS22C48S6U is commonly integrated with other motor control components.
| Component | Function |
|---|---|
| Asynchronous Motor | Provides mechanical power output |
| Circuit Breaker | Protects electrical circuits |
| Contactor | Controls power connection |
| Motor Protection Device | Provides overload and fault protection |
| Control Panel | Provides operator interface |
| PLC System | Provides automatic control commands |
These components together form a complete motor control solution.
| Model | Product Type | Typical Application |
|---|---|---|
| Schneider ATS22C48S6U | Altistart 22 Soft Starter | Large asynchronous motor control |
| Schneider ATS22C41Q | Altistart 22 Soft Starter | Industrial motor starting |
| Schneider ATS22C32Q | Altistart 22 Soft Starter | Pump and fan applications |
| Schneider ATS22D47S6U | Altistart 22 Soft Starter | Three-phase motor control |
| Schneider ATS22D88S6U | Altistart 22 Soft Starter | Heavy-duty motor applications |
Model selection should consider motor power, rated current, application load characteristics, and installation environment.
The ATS22C48S6U is designed for controlling three-phase asynchronous motors used in industrial applications.
A soft starter reduces the high current surge and mechanical shock associated with direct-on-line starting, improving equipment operating conditions.
Applications such as pumps, compressors, fans, and conveyors benefit from smoother acceleration and reduced mechanical stress.
Engineers should verify motor ratings, supply voltage, wiring configuration, control parameters, and system protection settings before installation.