SCHNEIDER ATS22C14Q 140A Altistart 22 motor starter

The SCHNEIDER ATS22C14Q 140A Altistart 22 motor starter is engineered for robust soft-start control of three-phase induction motors, offering a seamless transition from standstill to full speed. This unit excels in reducing mechanical stress and electrical inrush current, thereby extending equipment lifespan and optimizing energy consumption. Key advantages include its intuitive setup, integrated bypass, and comprehensive protection features. The ATS22C14Q boasts a nominal current rating of 140A and is designed for voltages up to 400V, making it suitable for a wide array of demanding industrial applications. Its core functionality centers on providing controlled acceleration, preventing the damaging shock loads associated with direct-on-line (DOL) starting.

Product Specifications

| Parameter             | Value             |

| :-------------------- | :---------------- |

| Product Type          | Soft Starter      |

| Series                | Altistart 22      |

| Rated Motor Power (kW) | 75 kW (at 400V)   |

| Rated Current (A)     | 140 A             |

| Supply Voltage (V)    | 208-400 V AC      |

| Control Voltage (V)   | 24 V AC/DC        |

| Number of Phases      | 3                 |

| Enclosure Type        | IP20              |

| Mounting Type         | DIN rail or panel |

| Dimensions (H x W x D) | 285 x 225 x 188 mm |

| Weight (kg)           | 8.2 kg            |

Core Features & Market Positioning

The SCHNEIDER ATS22C14Q distinguishes itself through its advanced semi-conductor based soft-start technology, which ensures smooth acceleration curves and precise torque control. Unlike traditional mechanical starters, it minimizes wear and tear on motor windings, couplings, and driven equipment, directly translating to reduced maintenance costs and increased operational uptime. Its integrated bypass contactor significantly reduces heat dissipation during full-speed operation, enhancing energy efficiency and component longevity. This positioning within the industrial automation market emphasizes reliability, ease of use, and robust performance in challenging environments, making it a preferred choice for applications where motor protection and controlled startup are paramount. The Altistart 22 series is recognized for its cost-effectiveness without compromising on essential protective functions.

Key Application Scenarios

This SCHNEIDER ATS22C14Q 140A Altistart 22 is ideally suited for applications requiring controlled motor startup, such as conveyor systems, pumps, fans, and compressors in manufacturing plants, water treatment facilities, and HVAC systems. Its ability to manage high inertia loads efficiently makes it invaluable in industries where sudden starts can cause mechanical damage or disrupt processes. For instance, in pumping applications, it prevents water hammer by gradually increasing motor speed, protecting pipelines and pumps. In conveyor systems, it ensures smooth material handling, preventing product damage and reducing strain on the belt and rollers. The 140A rating at 400V is particularly well-suited for medium to heavy-duty motor control requirements in these sectors.

Practical System Integration Guidance

Integrating the SCHNEIDER ATS22C14Q into existing electrical systems is straightforward due to its standardized mounting options and clear terminal configurations. The unit supports both DIN rail and panel mounting, offering flexibility during installation. Wiring involves connecting the main power supply to the line terminals (L1, L2, L3) and the motor to the load terminals (T1, T2, T3). The control circuit requires a 24V AC/DC supply connected to the A1 and A2 terminals, with additional inputs available for remote start/stop commands and fault signaling. Proper cable sizing and adherence to local electrical codes are essential for safe and reliable operation. Programming, if necessary, can be accessed via dedicated interface modules or directly through the unit's control buttons and display for parameter adjustments such as ramp time and current limits.

Operation and Risk Mitigation

Operating the SCHNEIDER ATS22C14Q involves setting the appropriate acceleration ramp times and current limits to match the motor's characteristics and the driven load's inertia. Default settings offer a baseline, but fine-tuning is recommended for optimal performance and motor protection. Integrated thermal overload protection monitors motor temperature, and various fault codes are displayed on the unit's interface to indicate issues such as overcurrent, undervoltage, or internal faults. For instance, fault code F01 typically indicates an overcurrent condition, prompting an automatic shutdown to prevent motor damage. Always ensure adequate ventilation around the starter to prevent overheating, especially during prolonged start-up cycles or high ambient temperatures. Regular visual inspections of connections and surrounding environment contribute to safe operation.

Scalability & Long-Term Value

The Altistart 22 series, including the ATS22C14Q, offers a degree of scalability through its compatibility with Schneider Electric's broader automation ecosystem. While this specific model is a standalone soft starter, its operational data can often be integrated into supervisory control and data acquisition (SCADA) systems via communication modules if supported by the broader system architecture. This enables remote monitoring of motor performance and starter status, contributing to predictive maintenance strategies and IIoT integration. For applications requiring more advanced control or network integration, Schneider Electric provides a range of variable speed drives (VSDs) and advanced motor management systems that can serve as upgrade paths, ensuring long-term value and adaptability to evolving industrial demands.

Frequently Asked Questions

1. What is the maximum motor size this starter can handle?

The SCHNEIDER ATS22C14Q is rated for 75 kW at 400V. This translates to a nominal current of 140A.

It is crucial to match the motor's full load current (FLC) to the starter's rating. Always consult the motor nameplate for precise FLC data.

Exceeding the starter's current or power rating can lead to premature failure or damage.

2. How do I adjust the acceleration time on the ATS22C14Q?

Access the control panel on the starter. Navigate to the parameter settings menu.

Look for the "Acceleration Time" or "Ramp Time" parameter. Adjust using the up/down buttons.

Confirm the setting by pressing the enter button. Consult the manual for specific menu navigation.

3. What are common fault codes for the Altistart 22 series?

Fault code F01 typically indicates an overcurrent situation. F03 often signifies an overload due to prolonged high current draw.

Other common codes include F07 for under voltage and F08 for over voltage. Refer to the user manual for a full list.

Interpreting these codes helps in diagnosing and resolving issues quickly.

4. Can this starter be used for soft stopping applications?

The Altistart 22 series primarily focuses on soft starting functions. It does not inherently provide soft stopping capabilities.

Soft stopping requires specific deceleration ramp controls, which are usually found in variable speed drives.

For applications needing controlled deceleration, consider a VSD instead of a soft starter.

5. What is the purpose of the integrated bypass in the ATS22C14Q?

The bypass contactor activates when the motor reaches full speed. This bypasses the power electronics of the soft starter.

Bypassing reduces heat generation within the starter during continuous operation. It also improves energy efficiency.

This feature extends the lifespan of the soft starter's semiconductor components.

6. How does the ATS22C14Q protect the motor?

It provides overload protection by monitoring motor current and detecting over-temperature conditions. It also protects against phase loss and unbalanced phases.

The soft-start function itself prevents inrush currents that can stress motor windings. This reduces thermal shock.

The starter will trip and display a fault code if protective limits are exceeded.

7. What is the recommended installation environment for this starter?

Install in a clean, dry environment free from excessive dust or corrosive vapors. Maintain adequate ventilation around the unit.

Avoid direct sunlight and high ambient temperatures, which can affect performance. The IP20 enclosure requires installation within a control panel.

Ensure it is mounted securely on a DIN rail or panel according to the manufacturer's instructions.

8. Is this starter compatible with all three-phase induction motors?

Yes, it is designed for three-phase induction motors within its voltage and current ratings. Ensure the motor is suitable for soft starter control.

Very high inertia loads might require specific parameter adjustments or a higher-rated starter. Always verify motor specifications.

The starter provides controlled acceleration, ideal for most standard induction motor applications.

9. What is the control voltage required for the ATS22C14Q?

The control circuit requires a 24V AC or 24V DC power supply. This is connected to the A1 and A2 terminals.

This low voltage ensures safety for control wiring and interfacing with PLCs or control systems.

Ensure the correct polarity is observed if using a DC supply.

10. Where can I find the user manual for the SCHNEIDER ATS22C14Q?

You can typically download the official user manual from the Schneider Electric website. Search for the product model number.

The manual contains detailed information on installation, wiring, programming, and troubleshooting. It is essential for proper operation.

Always refer to the latest version of the manual for accurate and up-to-date guidance.