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R911258028 (RAC 2.3-250-460-L00-Z1)

RAC Spindle Drive Controllers

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The Indramat MPN R911258028 (RAC 2.3-250-460-L00-Z1) is a main spindle AC drive controller engineered for industrial automation, particularly for precise C-axis position control in CNC applications. It supports a 3-phase AC supply at 400–460 V (±15%, 50 Hz), delivers 65 kW of continuous power at a rated current of 250 A, and features an additional bleeder resistor for regeneration up to 43 kW, peaking at 78 kW for 5 seconds. This model is equipped with an internal blower for cooling, operates from +5 to +45 °C at altitudes up to 1000 m, and has IP10 enclosure protection. Interfaces include SERCOS for real-time communication via optical waveguides (X4 terminal) and a 10V speed set-point. The unit weighs 125 kg.

Technical Specifications

Product Type
Main Spindle Drive Controller

Rated Current
400 A

Continuous Power
65 kW

Continuous Regenerated Power
43 kW

Peak Bleeder Output
78 kW

Max Operation Altitude
1000 meters

Permissible Temperature Range
+5 to +45 °C

Communication Interface
SERCOS

Encoder Input
None

Additional Interface
None

Weight
125 kg

Protection Class
IP 10

Cooling System
Built-in fan

Global Shipping
Available

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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

Repair

We offer a repair service for the RAC 2.3-250-460-L00-Z1.

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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.