The RAC 2.3-250-380-AP0-W1 from Bosch Rexroth Indramat is an AC main spindle drive controller operating at 3×AC 400 V, 50-60 Hz. Part of the RAC Spindle Drive Controllers series, it delivers a rated current of 250 A and uses an internal blower for cooling. It includes a high-resolution INDRAMAT encoder and an additional encoder input for spindle feedback.
It features a ±10 V analogue speed command and a 9-pole X4 interface. It omits an additional bleeder. Version 3 of series 2 ensures reliable spindle performance.
Rated Connection Voltage
3 x AC 400 V, 50-60Hz
Additional Bleeder
Without additional bleeder
Cooling
Internal Blower / Built-in fan
Device Type
AC Main Spindle Drive Controller
Rated Current
250 A
Additional Encoder Input
Additional encoder input for spindle feedback
Encoder Type
High-resolution INDRAMAT encoder (~)
Interface Terminal
X4, 9 poles
Series
2
Version
3
Speed Command
Analogue (+/- 10 V)