R911256099 (RAC 3.5-150-460-A0I-W1-220)

RAC Spindle Drive Controllers

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1-888-551-3082

Email:
[email protected]

The Bosch Rexroth drive controller, MPN R911256099 (RAC 3.5-150-460-A0I-W1-220), is an AC main spindle drive designed for numerically controlled machine tools. It operates at a rated voltage of 3 x AC 400–460 V (±15%), 50/60 Hz, with a rated current of 150 A and control electronics requiring AC 230 V, 50–60 Hz. It supports an analogue speed command (+/-10 V), integrated emergency-stop circuit, and position control via auxiliary interface (incremental encoder output, X4 9-pole terminal, without additional encoder input). The unit provides internal position loop control and offers rotor position resolution up to 1/4,000,000 revolution. Operating temperature is +5 to +45 °C, allowable installation altitude is up to 1000 meters MSL, and it features internal blower cooling, complying with humidity class F and protection against objects over 50 mm.

Technical Specifications

Internal position control loop
Provided

Broad space range
Provided

Current type
150A

Power electronics supply voltage
3 x AC 380 and 460V

Operating frequency
50/60Hz

Rotor position resolution
1/4 000 000th of a revolution

Speed set point
+/- 10 Volts

Emergency-stop circuit
Integrated

Operational temperature
+5 to +45 degrees Celsius

Maximum temperature
55 degrees Celsius

Maximum installation altitude
1000 meters above sea level

Cooling
Built-in fan

Operational humidity
F (DIN 40 040)

Object penetration protection
Greater than 50mm radius

Control electronics supply voltage
AC 220V/50 to 60Hz

Heat emission
Yes

Global Shipping
Available

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Internal Product Review

The RAC 3.5-150-460-A0I-W1-220 is a robust AC main spindle drive controller from the Bosch Rexroth Indramat RAC series, designed for demanding industrial spindle applications. Featuring a rated current of 150 A and support for 3 x AC 400 V or 460 V input, this controller delivers stable, high-capacity performance. The incremental encoder output and analogue speed command interface provide precise control, making this unit a reliable choice for advanced drive systems.

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 3.5-150-460-A0I-W1-220.

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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 unused surplus 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.