R911283505 (DKR02.1-W200N-BA04-01-FW)

What does the absence of a bleeder in the DKR02.1-W200N-BA04-01-FW mean for installation?

It means excess DC bus energy is not dissipated internally, so external braking resistors or system-level energy handling may be needed. This reduces heat load inside the unit but requires planning in regenerative applications.

Why is analog command interface still relevant in this controller?

Analog input allows direct integration with older machine controls and PLCs. It offers compatibility where digital fieldbus upgrades are not practical.

Does the rigid DC bus configuration limit energy recovery options?

Yes, since energy cannot be dissipated internally, system-level regenerative modules or braking units must handle it. This allows integration into shared DC bus topologies in large automation systems.

How does function numeric version 01 affect compatibility?

This version indicates firmware and hardware matching for system interoperability. It ensures the drive pairs correctly with motors and controllers within the same generation.

What precautions should be taken when mounting this unit?

It should be installed vertically with adequate spacing for airflow. Vibration isolation may be required in machine tool environments to protect internal components.

DKR021W200NBA0401FW

DKR02 1 W200N BA04 01 FW

dkr02.1-w200n-ba04-01-fw

DKR2.1-W200N-BA04-01-FW

The DKR02.1-W200N-BA04-01-FW drive controller by Bosch Rexroth Indramat is rated for a continuous 200 A current. It uses built-in blower air cooling and supports both digital servo and resolver feedback. Its no-bleeder design and analog interface suit automation, printing machinery, and CNC tool control applications across industrial motion control roles.