PRODUCT DESCRIPTION
ALLEN BRADLEY 20-VB00459 - PowerFlex 755 AC Variable Frequency Drive
This unit is an ALLEN BRADLEY PowerFlex 755 series AC Variable Frequency Drive, designed for precise speed and torque control of three-phase induction and permanent magnet motors. It integrates advanced vector control algorithms and supports a wide range of industrial communication protocols, making it suitable for demanding applications in material handling, pumping, fan systems, and general machinery requiring robust motor control.
Technical Specifications:
- SERIES/FAMILY: PowerFlex 755
- COMPONENT TYPE: AC Variable Frequency Drive (VFD) / Inverter
- ELECTRICAL SPECS:
- INPUT VOLTAGE: 480VAC, 3-Phase
- OUTPUT CURRENT (Heavy Duty): 459A
- OUTPUT POWER (Heavy Duty): 300 kW (400 HP)
- OUTPUT POWER (Normal Duty): 370 kW (500 HP)
- FREQUENCY RANGE: 0 to 590 Hz (Configurable)
- MECHANICAL/PHYSICAL:
- CONTROL METHOD: Volts per Hertz (V/Hz), Sensorless Vector Control, Flux Vector Control (with optional feedback)
- FRAME SIZE: B (Corresponds to specific physical dimensions and power rating within the PowerFlex 755 series)
- FORM FACTOR: Panel Mount
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOLS: Embedded EtherNet/IP (standard on some models, optional via modules), DeviceNet, ControlNet, PROFINET, PROFIBUS DP, Modbus TCP/RTU (via optional modules)
- FEEDBACK: Supports incremental and absolute encoders via optional modules
- I/O: Configurable digital and analog inputs/outputs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (NEMA Open Type)
- COOLING METHOD: Forced Air (Fan Cooled)
- MOUNTING STYLE: Panel Mount
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial machinery, pumps, fans, conveyors, mixers, extruders, material handling systems, general manufacturing processes
- MOTOR TYPES: Three-phase AC induction motors, permanent magnet motors