R911259966 (MDD090C-N-030-N2L-110PL2)

What wiring practices suit the left-oriented power/feedback connector in tight cabinets?

Route power and encoder leads downward first to relieve strain, then maintain separation from motor phases to reduce EMI; the left exit simplifies dress in side-by-side drives. Use shielded encoder cable with single-point shield termination at the drive for best noise immunity.

For vertical axes, when is the blocking brake sufficient versus needing a mechanical counterbalance?

Use the integrated brake for emergency stop/hold and during power-off; it is not a dynamic stopping device. For high-inertia or safety-critical Z-axes, pair the brake with a counterbalance or safety-rated holding device for redundancy.

What encoder referencing strategy works best for high-speed indexing?

Use absolute DSF where available to eliminate homing time after power cycles; otherwise, implement a fast, hard-stop homing routine with reduced torque and debounced sensor logic. MDD motors are offered with DSF and DSF-multiturn options on related variants.

What mechanical fit checks matter with the 110 mm centering diameter and keyed shaft?

Confirm pilot fit tolerance on the machine flange to prevent fretting, and use a backlash-free coupling sized for the shaft keyway and peak torque. Maintain alignment within coupling specs to protect the encoder bearing stack.

What B2B use cases benefit most from this motor’s dynamic envelope?

Multi-axis CNC feeds, cartesian robots, and high-speed indexers gain from the 090C frame’s torque-to-inertia ratio and DSF accuracy, improving throughput and cut/placement repeatability. It’s widely applied across tool handling, packaging, and transfer systems.

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mdd090c-n-030-n2l-110pl2

The Bosch Rexroth Indramat MDD090C-N-030-N2L-110PL2 is commonly used in robotics, CNC machinery, and automated indexing lines. It includes a sealed shaft, digital servo feedback, and a holding brake for accurate positioning and secure stopping. The motor provides 10.4 Nm torque at standstill and runs at 3000 RPM.