ATS48C41YU Schneider Electric

Main

range of product	Altistart 48.
Product or component type	Soft starter.
Product destination	Asynchronous motors.
Product specific application	Heavy duty industry and pumps.
Device short name	ATS48.
utilisation category	AC-53A.
Ue power supply voltage	208…690 V – 15…10 %.
power supply frequency	50…60 Hz – 5…5 %.
Motor power kW	110 kW at 230 V for standard applications. 160 kW at 400 V for severe applications. 160 kW at 440 V for severe applications. 220 kW at 400 V for standard applications. 220 kW at 440 V for standard applications. 220 kW at 500 V for severe applications. 220 kW at 525 V for severe applications. 250 kW at 500 V for standard applications. 250 kW at 525 V for standard applications. 250 kW at 660 V for severe applications. 315 kW at 690 V for severe applications. 355 kW at 660 V for standard applications. 400 kW at 690 V for standard applications. 90 kW at 230 V for severe applications.
Motor power hp	100 hp at 208 V for severe applications. 125 hp at 208 V for standard applications. 125 hp at 230 V for severe applications. 150 hp at 230 V for standard applications. 250 hp at 460 V for severe applications. 300 hp at 460 V for standard applications. 300 hp at 575 V for severe applications. 350 hp at 575 V for standard applications.

Complementary

device connection	In the motor supply line.
Protection type	Phase failure: line. Thermal protection: motor. Thermal protection: starter.
Standards	EN/IEC 60947-4-2
product certifications	UL CSA C-Tick GOST TCF SEPRO CCC DNV NOM 117
Marking	CE
Discrete input number	5
Discrete input type	PTC, 750 Ohm at 25 °C. (Stop, Run, LI3, LI4) logic, <= 8 mA 4300 Ohm
Discrete input logic	Positive logic Stop, Run, LI3, LI4 at State 0: < 5 V and <= 2 mA at State 1: > 11 V, >= 5 mA.
Minimum switching current	10 mA at 6 V DC for relay outputs.
Discrete output number	2
Discrete output type	(LO1) logic output 0 V is common configurable. (LO2) logic output 0 V is common configurable. (R1) relay outputs fault relay NO. (R2) relay outputs the end of starting relay NO. (R3) relay outputs motor-powered NO.
Analogue output type	Current output AO: 0-20 mA or 4-20 mA, impedance <500 Ohm.
communication port protocol	Modbus.
Connector type	1 RJ45.
Communication data link	Serial.
Physical interface	RS485 multidrop.
Transmission rate	4800, 9600, or 19200 bps.
Function available	External bypass (optional).
Operating position	Vertical +/- 10 degrees.
height	670 mm
Width	400 mm
Depth	300 mm
Net weight	51.4 kg

Environment

Electromagnetic compatibility	Conducted and radiated emissions at level A, conforming to IEC 60947-4-2. Damped oscillating waves level 3 conforms to IEC 61000-4-12. Electrostatic discharge level 3 conforms to IEC 61000-4-2. Immunity to electrical transients, level 4, conforms to IEC 61000-4-4. Immunity to radiated radio-electrical interference level 3 conforms to IEC 61000-4-3. Voltage/current impulse level 3 conforms to IEC 61000-4-5.
Relative humidity	0…95 % without condensation or dripping water, conforming to EN/IEC 60068-2-3.
Ambient air temperature for operation	40…60 °C (with current derating of 2 % per °C) -10…40 °C (without derating).
Ambient air temperature for storage	-25…70 °C.
Operating altitude	<= 1000 m without derating. > 1000–2000 m with current derating of 2.2 % per additional 100 m.

Packing Units

Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	39.5 cm
Package 1 Width	59 cm
Package 1 Length	78.5 cm
Package 1 Weight	55.5 kg
Unit Type of Package 2	P06
Number of Units in Package 2	1
Package 2 Height	75 cm
Package 2 Width	60 cm
Package 2 Length	80 cm
Package 2 Weight	64 kg

The ATS48C41YU is a sophisticated soft starter developed by Schneider Electric, designed to manage the acceleration and deceleration of three-phase asynchronous motors. This device is part of Schneider Electric’s Altistart 48 series, which is known for its high performance, reliability, and ease of use in industrial applications. The ATS48C41YU is specifically engineered to reduce mechanical stress and electrical strain on motors, thereby extending the lifespan of machinery and enhancing operational efficiency.

Key Features and Specifications

Motor Compatibility

The ATS48C41YU is compatible with three-phase asynchronous motors ranging from 208 to 690 volts. It is capable of handling motor power up to 41 kW (55 HP) at 400 volts. This makes it suitable for a wide variety of industrial applications, from simple pumps and fans to more complex machinery.

Soft Starting and Stopping

One of the primary functions of the ATS48C41YU is to provide smooth motor starting and stopping. Traditional motor starting methods can cause sudden torque surges, leading to mechanical wear and electrical stress. The soft starter mitigates these issues by gradually increasing the voltage, allowing the motor to accelerate smoothly. Similarly, during stopping, the device gradually decreases the voltage, ensuring a smooth deceleration. This reduces wear and tear on mechanical components and minimizes the risk of electrical issues.

Advanced Control Algorithms

The ATS48C41YU utilizes advanced control algorithms to optimize motor performance. These algorithms include torque control, which adjusts the voltage based on the motor’s load requirements, ensuring optimal torque levels. Additionally, the device features current limit control, preventing excessive current draw during startup, which can be crucial in maintaining the stability of the power supply.

Integrated Bypass Contactor

The soft starter is equipped with an integrated bypass contactor. This feature allows the soft starter to transfer the motor to full-voltage operation once the startup phase is complete. The bypass contactor reduces energy loss and heat generation during continuous operation, improving the overall efficiency of the system.

Protection Features

To ensure the longevity and reliability of both the soft starter and the connected motor, the ATS48C41YU includes comprehensive protection features:

• Overload Protection: Monitors the motor current and protects against excessive loads.
• Phase Failure Protection: Detects and protects against phase loss or imbalance.
• Overtemperature Protection: Monitors the temperature of the soft starter and prevents overheating.
• Short Circuit Protection: Safeguards against short circuits in the power circuit.

User-Friendly Interface

The ATS48C41YU features a user-friendly interface with an LCD display and navigation buttons. This interface allows for easy configuration and monitoring of the soft starter’s parameters. Users can adjust settings such as acceleration and deceleration times, current limits, and protection thresholds directly through the interface. Additionally, the device supports remote monitoring and control via communication protocols such as Modbus.

Installation and Configuration

Physical Installation

The ATS48C41YU is designed for easy integration into existing control panels. It features a compact form factor and can be mounted on a DIN rail or a backplate. The device includes clear terminal markings and wiring diagrams, simplifying the installation process.

Configuration

Configuring the ATS48C41YU involves setting the appropriate parameters for the specific application. This can be done directly through the onboard interface or via Schneider Electric’s configuration software. Key parameters include:

• Motor Rated Current: The nominal current rating of the motor.
• Acceleration Time: The duration over which the voltage is ramped up during startup.
• Deceleration Time: The duration over which the voltage is ramped down during stopping.
• Current Limit: The maximum allowable current during startup.

Applications

The ATS48C41YU is suitable for a wide range of industrial applications, thanks to its versatility and robust performance.

Pump and Fan Control

In applications involving pumps and fans, the soft starter provides smooth acceleration and deceleration, reducing water hammer in pumps and mechanical stress in fans. This results in quieter operation, less maintenance, and longer equipment life.

Conveyor Systems

For conveyor systems, the ATS48C41YU ensures gentle starts and stops, preventing jerks that can cause material spillage and mechanical damage. The soft starter’s torque control features help maintain consistent movement, improving the efficiency and safety of conveyor operations.

HVAC Systems

In heating, ventilation, and air conditioning (HVAC) systems, the soft starter enhances the reliability of compressors and blowers. By minimizing electrical and mechanical stress, it helps maintain consistent climate control and reduces energy consumption.

Crushers and Mills

In heavy-duty applications such as crushers and mills, the ATS48C41YU provides the necessary torque to start large motors without causing electrical disturbances. The soft starter’s protection features are crucial in these environments, where motor reliability and uptime are critical.

Benefits

Reduced Mechanical Stress

The smooth starting and stopping provided by the ATS48C41YU significantly reduces mechanical stress on motors and connected equipment. This leads to less frequent maintenance, reduced downtime, and longer equipment life.

Enhanced Electrical Efficiency

By limiting inrush currents during startup, the soft starter helps maintain a stable power supply, reducing the risk of voltage drops and improving overall electrical efficiency.

Improved Safety

The comprehensive protection features of the ATS48C41YU enhance operational safety. By preventing conditions such as overloads, phase failures, and overheating, the device helps protect both personnel and equipment from potential hazards.

Cost Savings

The combination of reduced mechanical wear, enhanced electrical efficiency, and improved safety translates to significant cost savings over the life of the equipment. Lower maintenance requirements and extended equipment lifespan contribute to a lower total cost of ownership.

Conclusion

The ATS48C41YU soft starter from Schneider Electric is a highly effective solution for managing the startup and stopping of three-phase asynchronous motors. With its advanced control algorithms, integrated protection features, and user-friendly interface, it offers significant benefits in terms of equipment longevity, operational efficiency, and safety. Suitable for a wide range of industrial applications, the ATS48C41YU is an invaluable component in modern automation and control systems, ensuring reliable and efficient motor operation.