RD52.3-8C-045-L-V1-FW Bosch Rexroth Indramat
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MPN: R911201496
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The Bosch Rexroth Indramat RD52.3-8C-045-L-V1-FW is a drive controller from the RD 500 Drive Controllers series. It features field oriented vector control and supports a rated power of 45 kW with a voltage range of 700 V. This unit is an SFT inverter variant with forced air cooling and supports 24 V external stand-by power.
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Product Description:
The RD52.3-8C-045-L-V1-FW is a drive controller manufactured by Bosch Rexroth Indramat and supplied within the RD 500 Drive Controllers series. Designed for cabinet installation, this unit provides closed-loop speed and torque regulation for three-phase induction or synchronous motors used in conveyors, extruders, and other automated plant equipment. By processing feedback and modulating the attached inverter stage, the controller acts as the central interface between the motion application and a higher-level PLC. This arrangement allows the controller to coordinate motor response with process commands and status feedback from the surrounding automation system.
Motor control precision is based on field-oriented vector control, which resolves stator currents into torque-producing and flux-producing components so dynamic load changes can be corrected in real time. Thermal management is handled through forced-air cooling, allowing continuous operation at full load without derating inside enclosed cabinets. The converter draws energy from a common DC link with an inverter DC supply, and its internal bus capacitors are specified for up to 700 V. Under these conditions, the RD52.3 variant delivers a shaft output equivalent to 45 kW at the motor terminals, supporting pumps, presses, and process drives. Parameter sets stored in nonvolatile memory let the unit switch between applications without rewiring.
Hardware characteristics follow Generation 3 platform design, bringing higher switching frequencies and updated diagnostics while retaining backward compatibility. In normal service, the controller is configured for RD51 SFT operation, meaning it emulates the function set of earlier RD51 devices for mixed installations. The electronics are packaged as an SFT inverter. Control power can be kept active during power outages by an external 24 V standby power feed, preserving fieldbus communication and encoder position. Firmware is ordered separately so the application software package can match the target machine.
Frequently Asked Questions about RD52.3-8C-045-L-V1-FW:
Q: What type of control does the RD52.3-8C-045-L-V1-FW drive controller utilize?
A: The RD52.3-8C-045-L-V1-FW uses field oriented vector control for precise motor management.
Q: How is the RD52.3-8C-045-L-V1-FW drive controller cooled?
A: This drive controller is cooled using a forced air cooling system.
Q: What is the rated power capacity of the RD52.3-8C-045-L-V1-FW?
A: The RD52.3-8C-045-L-V1-FW features a rated power output of 45 kW.
Q: What is the input voltage range and supply type for the RD52.3-8C-045-L-V1-FW?
A: The voltage range supported by this unit is 700 V using inverter DC supply.
Q: Which design generation does the RD52.3-8C-045-L-V1-FW belong to?
A: Design Generation 3 is specified for the RD52.3-8C-045-L-V1-FW drive controller.
