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R911201468 (RS51.1-4G-031-T-NN-FW)

RD 500 Drive Controllers

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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The R911201468 (RS51.1-4G-031-T-NN-FW) is a drive control device for high-speed grinding spindles, featuring built-in brake chopper and resistor for overvoltage protection. It operates on a three-phase AC supply (380-480 V, ±10%, 50/60 Hz), with a rated power output of 31 kVA. Voltage frequency control (VFC) enables efficient regulation of spindle motors. The unit meets IP20 ingress protection, preventing solid objects greater than 12.5 mm from entering. Installation must be performed by trained personnel using verified Rexroth components, maintaining specified temperature ranges, side ventilation clearance, and installation altitudes up to 1,000 meters.

Technical Specifications

Product Type
Drive Converter

Control Technique
Voltage Frequency Control

Operating Frequency
50/60 Hz

Motor Power
31 kW

Protection Features
Brake Chopper, Brake Resistor

Protection Rating
IP20

Max Altitude (Deployment)
1000 meters/ sea level

Operational Temperature
As per RD documentation

Ventilation Requirement
Air passage gap at the sides

Accessories Compatibility
Rexroth verified accessories.

RS5114G031TNNFW

RS51 1 4G 031 T NN FW

rs51.1-4g-031-t-nn-fw

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Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the RS51.1-4G-031-T-NN-FW.

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