Description
The ACS800-104-0440-7 is a high-performance industrial drive manufactured by ABB, designed specifically for heavy-duty applications requiring robust motor control and energy efficiency. As part of ABB’s renowned ACS 800 series, this drive delivers exceptional reliability and precision in controlling AC motors across various industrial sectors. The ACS800-104-0440-7 combines advanced power electronics with sophisticated control algorithms to provide smooth and efficient motor operation, making it an ideal solution for applications demanding precise speed and torque regulation. Its robust construction and comprehensive protection features ensure reliable performance even in the most challenging industrial environments, while its energy-saving capabilities contribute significantly to reducing operational costs and environmental impact.
Engineered to meet the highest industrial standards, the ACS800-104-0440-7 incorporates state-of-the-art technology that enables optimal motor performance and system integration. This drive features ABB’s Direct Torque Control (DTC) technology, which provides accurate motor control without requiring feedback devices in most applications. The ACS800-104-0440-7 is designed for easy installation and maintenance, with modular components and user-friendly interfaces that simplify configuration and operation. Its scalable design allows for flexible adaptation to various application requirements, from simple pump and fan control to complex multi-motor systems, making it a versatile solution for diverse industrial automation needs.

ACS800-104-0440-7 ABB
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | ACS800-104-0440-7 |
| Manufacturer | ABB Ltd. |
| Product Type | Industrial AC Drive |
| Rated Power | 440 kW |
| Output Current | 791 A |
| Input Voltage | 380-415 V AC, 3-phase (±10%) |
| Output Voltage | 0-Uin (0 to input voltage) |
| Frequency Range | 0-500 Hz |
| Control Method | Direct Torque Control (DTC) |
| Efficiency | >98% at full load |
| Overload Capacity | 110% continuously, 150% for 60 seconds |
| Protection Degree | IP21 (standard enclosure) |
| Cooling Method | Forced air cooling |
| Control Connections | 6 digital inputs, 2 analog inputs, 3 relay outputs |
| Communication Protocols | PROFIBUS DP, Modbus, DeviceNet |
| Braking Chopper | Integrated |
| Operating Temperature | -15°C to +40°C (derating to +50°C) |
| Storage Temperature | -40°C to +70°C |
| Relative Humidity | <95% (non-condensing) |
| Altitude | <1000 m above sea level (derating above) |
| Dimensions | 800 x 450 x 350 mm |
| Weight | 95 kg |
| Certifications | CE, UL, cULus |
Main Features and Advantages
Advanced Motor Control Technology: The ACS800-104-0440-7 features ABB’s patented Direct Torque Control (DTC) technology, which provides superior motor performance with precise speed and torque regulation. This advanced control method ensures fast dynamic response and excellent stability, even during load disturbances. The drive includes adaptive programming capabilities that automatically optimize motor performance based on application requirements. The ACS800-104-0440-7 also features built-in energy optimization functions that reduce motor losses and minimize energy consumption, resulting in significant cost savings over the drive’s operational lifetime.
Robust Design and Reliability: Built for industrial durability, the ACS800-104-0440-7 incorporates high-quality components and robust construction that ensure reliable operation in demanding environments. The drive features comprehensive protection mechanisms including short-circuit protection, earth fault protection, and thermal monitoring that safeguard both the drive and connected equipment. Its designed-in redundancy and fault-tolerant operation minimize downtime and maintenance requirements. The ACS800-104-0440-7‘s advanced cooling system ensures optimal thermal management, while its corrosion-resistant materials provide long-term reliability in harsh industrial conditions.
Enhanced Connectivity and Integration: The ACS800-104-0440-7 offers extensive communication capabilities through multiple industry-standard protocols, enabling seamless integration into various automation systems. It features flexible I/O configuration and programmable logic controller (PLC) functionality that reduces the need for external control devices. The drive includes user-friendly programming tools and intuitive interface options that simplify configuration and operation. The ACS800-104-0440-7 also supports various fieldbus adapters and communication modules, providing flexibility for system expansion and future upgrades.
Application Field
The ACS800-104-0440-7 is extensively deployed in industries requiring high-power motor control and energy efficiency. In heavy manufacturing, the drive controls large pumps, compressors, and conveyors in mining, metals processing, and cement production facilities. Its robust design and high overload capacity make it particularly valuable for applications with heavy starting loads and variable operating conditions. The ACS800-104-0440-7‘s precise control capabilities ensure optimal process performance while reducing mechanical stress on equipment, extending machinery life, and minimizing maintenance requirements.
In energy and infrastructure sectors, the ACS800-104-0440-7 serves critical roles in water treatment plants, power generation facilities, and HVAC systems for large buildings. The drive’s energy optimization features provide significant power savings in pump and fan applications, while its reliable operation ensures continuous performance in critical infrastructure applications. The ACS800-104-0440-7 is also widely implemented in marine and offshore applications, where it provides propulsion and thruster control with the reliability and performance required in challenging environments.

ACS800-104-0440-7 ABB
Related Products
ACS800-104-0370-7: Lower power version (370 kW) of the same series
ACS800-104-0550-7: Higher power version (550 kW) for larger applications
ACS800-01-0070-5: Control panel for drive programming and monitoring
ACS800-07-0170-5: Brake resistor unit for dynamic braking applications
ACS800-S800-0170-5: Communication interface module
ACS800-11-0170-5: Input filter for harmonic reduction





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