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R911201264 (RD52.1-4N-055-D-LV-FW)

RD 500 Drive Controllers

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The R911201264 (RD52.1-4N-055-D-LV-FW) is a Rexroth Indramat RD52 series 3-phase drive system designed for applications requiring a 170% per-second overload capacity. This unit features a fast 0.1 ms current cycle and a 0.3 ms torque rise time. It operates within a 3 x AC 380–480 V ±10% nominal voltage range and supplies a rated motor output of 55 kW. The drive employs a plug-through cooling mechanism with a cooling air requirement of 0.4 m³/s and demonstrates a power loss of 1.8 kW. It lacks an internal brake chopper, includes an extended control terminal strip, and provides an IP20 protection rating. The system is rated for 99 A at a 4 kHz PWM frequency and includes cable damping feedback and 24 V standby power input. Separate firmware is required.

Technical Specifications

Phase
3-phase

Line
52

Design Type
1

Overload Capacity
170 percent per second

Current Cycle
0.1 milliseconds

Torque Rise Time
0.3 milliseconds

Nominal Connection Voltage
380 - 480 Volts ±10%

Integrated Brake Chopper
No

Cooling System
Plug-through

Additional Features
None

Firmware
Sold Separately

Weight
49 kg

Control Terminal Strip
Expanded

Degree of Protection
IP 20

Cooling Air Requirement
0.4 m3/s

Power Loss
1.8 kW

Class
D drive system

Rated Motor Output
55 kW

PWM Frequency
4 kHz

Rated Current
99 A

Peak Power at t = 60 seconds
86 kVA

Output Frequency
0 - 250 Hz

Standby Power
24-Volts

Feedback Type
Cable damping.

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1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the RD52.1-4N-055-D-LV-FW.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.