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R911203477 (RD51.1-5B-075-W-V1-FW)

RD 500 Drive Controllers

Rated 4.6 stars (11 total reviews)

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The Bosch Rexroth R911203477 (RD51.1-5B-075-W-V1-FW) is a vector control unit featuring a rated current of 108A, 75 kW rated power, and an output frequency range of 0 to 250 Hz. It includes A1 noise immunity, a built-in brake chopper, and supports 24 V external standby power. Cooling is achieved via liquid cooling. The unit operates on three-phase AC 500 V (±10%) and is protected to IP20 according to EN 60529. Installation requires dust-free, level, right-angled surfaces within -25°C to 70°C. It is not suitable for refineries, hoisting equipment, or cranes. Only approved spare parts and accessories should be used. Proper discharge waiting time is necessary prior to maintenance due to hot components and residual voltage.

Technical Specifications

Rated Current
108A

Noise Immunity
A1

Inbuilt
Chopper

Storage Temperature Range
-25°C - 70°C

Inappropriate Use
Can cause damage

Safety Compliance
Required for start

Restricted Use
Refinery plants, Hoisting equipment, Cranes

Discharge Time
5 minutes post power OFF

Rated Power
75kW

Output Frequency
0Hz - 250Hz

Cooling Air Requirement
0.4m^3/s

Protection Measures
Secured against direct contact and falling

Dangerous Movements
Possible at any point of operation

Disconnect Power
Required when cleaning, maintaining or repairing

Component Heat
Heatsink and resistors become hot during use.

Common Misspellings

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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Warranty

Indramat USA 1 Year Warranty

Repair

We offer a repair service for the RD51.1-5B-075-W-V1-FW.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

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.