R911265304 (RAC 3.5-150-460-LP0-W1-220)

RAC Spindle Drive Controllers

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The R911265304 (RAC 3.5-150-460-LP0-W1-220) is a spindle drive controller from Rexroth Indramat, specializing in the control of Indramat 2AD and 1MB series spindle motors. Ideal for numerically controlled industrial machine tools, it offers high speed range and stiffness due to its use of a RAC 3 controller. This piece is capable of independent spindle positioning via its internal position control loop. Furthermore, it offers high-precision servo axis operation. Cooled by convection, the R911265304 (RAC 3.5-150-460-LP0-W1-220) leverages air from inside or outside its housing, with ventilation slits in the back wall of the cabinet, or optional hose cooling. It has built-in cooling fans and requires a minimum space of 160mm when mounted vertically. It has a current rating of 150 Amps and requires a 220 Volts AC supply. Its input power rating ranges from 380 to 460 Volts AC. It features a SERCOS interface for speed set point and additional encoder input for feedback. With a one-year global warranty offered by Indramat USA, the R911265304 (RAC 3.5-150-460-LP0-W1-220) offers reliability and cutting-edge functionality.