R911278839 (KDA 3.3-150-3-API-W1)

KDA Spindle Drives

Rated 4.6 stars (8 total reviews)

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The R911278839 (KDA 3.3-150-3-API-W1) is a main spindle drive controller, specifically designed by Rexroth Indramat for controlling 1MB frameless spindle motors and INDRAMAT 2AD asynchronous spindle motors. Capable of producing up to 24 kilowatts of power output at the motor shaft, the R911278839 (KDA 3.3-150-3-API-W1) is distinct due to its ability to control motors across a wide speed range, making it suitable for use with numerically controlled machines such as drills, packaging and paper processing machines. The main spindle drive controller is housed in a durable unit that protects to IP 10 standards, and optimal performance can be achieved within an external enclosure rated IP54 or above. The device uses a heat control mechanism to dissipate hot air and prevent overheating. With a rated current of 150 Amperes, a continuous current of 90 Amperes and a DC bus voltage of 300 Volts, this drive controller, weighing 17.4 kilograms, can be conveniently installed in any industrial setting.