Schneider ATS48C41Y
1. Overview
The ATS48C41Y is a high-performance soft starter developed by Schneider Electric, belonging to the professional ATS48 product series. Adopting a modular design concept, this soft starter is fully compatible with Altivar series variable frequency drives (VFDs) in terms of display terminals, remote installation kits and communication modules, making it highly adaptable to diverse industrial motor control systems. It is specially engineered for three-phase AC motor systems with a voltage range of 208V to 690V, delivering reliable and efficient soft starting performance for heavy-duty industrial applications.
2. Key Specifications
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Parameter
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Specification
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Motor Power Range
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90 kW / 125 HP to 400 kW / 550 HP
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Rated Current
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160A (Minimum Rating)
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Rated Voltage
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208V – 690V AC
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Operating Temperature
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-10℃ to +60℃
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Protection Degree
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IP20
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Compliant Standards
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IEC/EN 60947-4-1, IEC 60068-2-3
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Certifications
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CE, cULus, UKCA, CCC, RCM, EAC, DNV, ABS, BV, CCS
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3. Product Features
- Energy Saving & Emission Reduction: Equipped with intelligent soft starting technology, it effectively reduces the peak starting current of motors, minimizing energy consumption and mechanical impact on motor shafts, gears and transmission components. This not only extends the service life of mechanical equipment but also lowers operational energy costs for industrial users.
- Modular Compatibility: Achieves full accessory sharing with Altivar series variable frequency drives, including display terminals, communication modules and remote installation kits. This unified design simplifies overall system configuration, streamlines procurement processes and reduces spare parts inventory for industrial enterprises.
- Multiple Control Modes: Supports both 2-wire and 3-wire control methods, flexibly adapting to different industrial field wiring requirements and control logics. It can be seamlessly integrated into existing industrial control systems without major rewiring, enhancing application versatility.
- Simplified Installation: Designed with optional quick fuse installation, enabling easy upgrades to meet Type 2 coordination requirements under the IEC 60947-4-2 standard. This user-friendly design shortens installation and commissioning time, while improving system safety and compliance.

4. Application Areas
The Schneider ATS48C41Y soft starter is widely applied in heavy-duty industrial sectors requiring stable motor starting and reliable operation, covering major scenarios including:
- Chemical & Pharmaceutical Industry: Smooth starting of pumps, compressors, mixers and other key equipment, ensuring stable production processes and reducing equipment wear.
- Oil & Gas Industry: Large-scale pumping units, fans and pipeline transportation systems, adapting to harsh working conditions in oil and gas extraction and transmission.
- Cement & Mining Industry: Large fans, water pumps and conveyor belt motors, meeting the high-load and continuous operation demands of mining and cement production.
- Steel & Metallurgy Industry: Rolling mills, heat treatment equipment and material conveying systems, delivering stable starting performance for heavy metallurgical machinery.
5. Installation & Maintenance
Installation Guidelines
It is recommended to install the ATS48C41Y soft starter in a well-ventilated, dry environment free from corrosive gases, dust and mechanical vibration. The chassis is equipped with a dedicated cooling fan to maintain internal components within a safe operating temperature range, avoiding overheating failures and ensuring long-term stable performance.
Maintenance Tips
Regular maintenance is crucial to extend the service life of the equipment: conduct routine inspections on the cooling fan operation status and internal dust accumulation, and clean dust timely to ensure efficient heat dissipation. For equipment operating under high-load conditions for a long time, it is highly recommended to install quick fuses to further enhance system safety and prevent circuit damage under fault conditions.
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