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R911256100 (RAC 3.5-150-460-A0I-Z1-220)

RAC Spindle Drive Controllers

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The Bosch Rexroth R911256100 (RAC 3.5-150-460-A0I-Z1-220) is an AC main spindle drive controller with internal position control, designed for 1MB frameless spindle motors. It features a rated current of 150 A and operates at 3 x AC 400 V, 50 Hz (±15%) or 3 x AC 460 V with power output continuously between 10–30 kW. The device incorporates an internal blower, an additional bleeder, and an incremental encoder output. Control electronics are supplied with AC 230 V, 50–60 Hz, and speed command input is analogue (±10 V). Operational range includes +5 to +45 °C with up to 70% humidity and maximum resolution of 1/4,000,000 revolutions.

Technical Specifications

Type
Main Spindle Drive Controller

Temperature Operating Range
+5 to +45 degrees Celsius

Altitude Limit
1000 meters above sea level

Continuous Power Range
10 to 30 kW

Operating Frequency
50/60Hz

Maximum Resolution
1/4 000 000th of a revolution

Speed set
+/- 10 Volts

Humidity Limit
70%

Design Standard
DIN VDE 0160

Control Electronics Voltage
AC 220V/50…60Hz

Current Type
150A

Voltage for Power Electronics
3 x AC 380 and 460V

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1620 Old Apex Road
Cary, NC 27513, USA

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

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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-Z1-220.

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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.