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

Name: R911258028 (RAC 2.3-250-460-L00-Z1)
Brand: Indramat Drives
SKU: RAC 2.3-250-460-L00-Z1
Price: 248.00 USD
Availability: InStock

RAC Spindle Drive Controllers

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Email:
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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

Frequently Asked Questions

What is the rated current for the RAC 2.3-250-460-L00-Z1 spindle drive controller?

This drive controller operates with a rated current of 250 A for spindle applications requiring high power.

Which interface does the RAC 2.3-250-460-L00-Z1 utilize for speed command signals?

The RAC 2.3-250-460-L00-Z1 uses a SERCOS interface for speed command communication with other devices.

How is the RAC 2.3-250-460-L00-Z1 spindle drive controller cooled?

Cooling on this drive controller is handled by an internal blower with a built-in fan for effective heat dissipation.

Does the RAC 2.3-250-460-L00-Z1 include an additional bleeder feature?

This drive controller comes equipped with an additional bleeder for enhanced energy dissipation during braking operations.

What is the rated connection voltage for the RAC 2.3-250-460-L00-Z1 drive controller?

The rated connection voltage is 3 x AC 400 V at 50 Hz (±15%) or 3 x AC 460 V, supporting flexible power requirements.

Common Misspellings

RAC 23250460L00Z1

RAC 2 3 250 460 L00 Z1

Rac 2.3-250-460-l00-z1

Internal Product Review

The RAC 2.3-250-460-L00-Z1 is an AC main spindle drive controller from Bosch Rexroth Indramat, featuring a robust internal blower for efficient cooling and a 250 A rated current for demanding spindle applications. This model supports SERCOS interface for precise speed command and offers flexible connectivity with X4 optical waveguide terminals. With the inclusion of an additional bleeder, the unit ensures reliable energy dissipation for continuous operation.