Description

ABB ACS800-04-0260-7 P901 – Industrial AC Drive

Product Description

The ABB ACS800-04-0260-7 P901 is a robust industrial AC variable frequency drive (VFD) from ABB’s flagship ACS800 series, designed for precise speed and torque control of three-phase asynchronous motors. This specific model represents a complete drive module, integrating the converter, inverter, and control electronics into a single compact unit. The ABB ACS800-04-0260-7 P901 is engineered for demanding applications that require reliable, dynamic performance and high energy efficiency. It serves as a critical interface between the automation control system and the motor, executing complex speed profiles and providing vital motor protection.

Product Parameters

• Product Series: ABB ACS800, single drive.

• Frame Size: R8 (indicated by the “-04-” in the code, specifying the physical chassis size).

• Rated Power: 260 kW (approximately 350 HP) at a standard motor voltage.

• Output Current: 452 A (as denoted by the “-0260-” designation, where 260 corresponds to the amperage code).

• Voltage Class: 380-480 V AC, 3-phase input and output.

• Enclosure: IP21 (Type Open) as standard, designed for mounting inside a protective electrical cabinet.

• Control Platform: Based on ABB’s Direct Torque Control (DTC) technology, providing fast and accurate motor control without needing a feedback encoder in most applications.

• Option Code: The suffix “P901” indicates a specific factory configuration or option package, which may include specific I/O boards, communication protocols, or software features.

Advantages and Features

• Direct Torque Control (DTC): ABB’s proprietary motor control platform offers excellent dynamic speed and torque response, high starting torque, and precise speed control even without a feedback device.

• High Energy Efficiency: Optimized switching patterns and low-loss components contribute to high drive efficiency, reducing operational energy costs.

• Built-in Functionality: Includes standard features like a control panel, multiple preset macros for quick startup, a PID controller, and a brake chopper (sized for the frame).

• Advanced Connectivity: Supports various fieldbus communication options (e.g., PROFIBUS DP, Modbus, DeviceNet) via optional adapter modules, enabling seamless integration into PLC/DCS networks.

• Comprehensive Protection: Provides extensive motor and drive protection, including short circuit, ground fault, overload, overvoltage, and undervoltage protection.

• Robust Design: Known for reliability in industrial environments, with a design focused on long service life and minimal maintenance.

Application Cases in Various Fields

• Mining & Minerals: Used to control the speed of large conveyor belts, crushers, and slurry pumps, enabling soft starts and process optimization.

• Water & Wastewater: Drives high-power pumps and fans in treatment plants, allowing for flow control based on process demand and significant energy savings.

• Metals Industry: Controls fans, pumps, and rollers in steel plants and rolling mills, providing precise speed regulation for process consistency.

• Oil & Gas: Operates injection pumps, compressor auxiliaries, and large fan drives in refineries and offshore platforms.

• Power Generation: Manages induced draft (ID) and forced draft (FD) fans, boiler feedwater pumps, and cooling tower fans in power plants.

Comparisons with Competing Products

Direct competitors in this power range include drives like the Siemens SINAMICS G120/G150, Rockwell PowerFlex 755, and Danfoss VACON NXP. The primary differentiator of the ABB ACS800-04-0260-7 P901 is its DTC control technology, which is often benchmarked for its torque control performance. Compared to standard Volts/Hertz or sensorless vector drives from other manufacturers, the ACS800 with DTC typically provides faster dynamic response and better low-speed performance. The ACS800 series is also renowned for its robust mechanical construction and widespread global service network, making the ACS800-04-0260-7 P901 a preferred choice for heavy-duty, continuous process applications.

Selection Suggestions and Precautions

• Motor Compatibility Verification: Ensure the motor’s rated voltage, current, and power match or are within the drive’s output specifications. The motor’s nameplate current must be less than or equal to the drive’s rated output current (452A).

• Full Load Assessment: The application’s required torque and speed profile must be analyzed to confirm the ACS800-04-0260-7 P901 has sufficient overload capacity (typically 110% for 60 seconds) for the duty cycle.

• Input Power Supply: Verify the available AC supply voltage (380-480V) and short-circuit capacity match the drive’s input requirements. Input fusing or circuit breaker sizing is critical.

• Option Code “P901” Decoding: It is essential to clarify the exact configuration denoted by “P901” with the supplier or ABB documentation. This defines the installed options, which are crucial for system integration (e.g., specific communication card, I/O extensions).

• Cooling and Space Requirements: This frame size generates significant heat. Ensure the cabinet design provides adequate forced ventilation or air conditioning as per the manual’s specifications. Allow for proper clearances around the unit for cooling air flow.

• Professional Commissioning: Proper setup, motor identification (using the drive’s built-in ID Run feature), and parameterization are vital for optimal performance and longevity. This should be performed by qualified personnel.

DI216 PLC
CNT204/R PLC
AIO288/1 PLC
DPM200 DCSTDCS
BS210 DCS