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R911256872 (RAC 3.5-200-460-L00-W1-220)

RAC Spindle Drive Controllers

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The R911256872 (RAC 3.5-200-460-L00-W1-220) is a Bosch Rexroth main spindle drive controller from the RAC series, engineered for precise position, speed, and torque control of 1MB and 2AD motors. It features a continuous power output of 35 kW, a rated current of 200 A, and accommodates supply voltages of 3 x AC 400 V (±15%, 50 Hz) or 3 x AC 460 V. The device integrates an internal blower for cooling within an IP54-rated, sealed housing and operates reliably up to 55°C in environments conforming to DIN 40 040 Class F humidity limits. Real-time parameter handling is supported via a SERCOS interface and X4 optical terminal, with set-point input up to 10V. No additional encoder input is provided.

Technical Specifications

Operation Support
C-axis

Motor Compatibility
1MB and 2AD motors

Output Shaft Continuous Power
35kW

Precision
High in position control loop

Continuous Current Rating
92A

Feedback Interfaces
Three

Control Panel Inclusion
Yes, Keypad for parameter input

Interface for Communications
SERCOS

Maximum Operating Temperature
55°C with derated data

Humidity Class
Class F according to DIN 40 040

Protection Against External Objects
Yes, for objects with diameter more than 50mm

Manufacturing Standards
DIN VDE 0160

Protection Rating of Housing
IP 54

Operational Position
Vertical

Heat Emission
Yes, over the air slits

Types of Electrical Connections
Three

Additional Encoder Input
No

Additional Interface
No

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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 RAC 3.5-200-460-L00-W1-220.

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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.