MDD025A-N-100-N2K-040MD1

What electrical drive/controller requirements are implied by this motor’s feedback and speed capabilities?

The controller must support dual feedback paths (resolver signals plus absolute encoder data), be able to handle commutation precisely (sinusoidal current drive), and provide sufficient voltage/current to maintain torque at high speeds. Also, the drive must have good thermal protection, filtering for feedback lines, and tight feedback loops to avoid oscillation or instability at high rpm.

For the Bosch Rexroth motor model MDD025A-N-100-N2K-040MD1, what special considerations should be made when integrating it into a printing machine?

In printing, precise speed control and low vibration are critical—so ensure the motor’s feedback resolution (absolute position) is leveraged for phase/speed synchronization, and avoid mechanical resonances by choosing stiff couplings and minimizing overhang. Also, thermal drift over long runs and shaft cleanliness (ink, dust) must be managed; since the motor has no shaft seal, environment sealing or protective covers might be needed to prevent performance degradation.

What is the effect of having a holding (blocking) brake with 1.0 Nm torque on safe shutdown or emergency stop behavior?

A 1.0 Nm blocking brake allows the motor shaft to be locked when the motor is de-energized, helping prevent motion drift in shutdown or safety stop scenarios; but since its torque is limited, any external force exceeding that torque may still cause shaft movement. Also, use as a dynamic brake (while the motor is spinning) is typically not allowed—brake wear and response time should be verified

How does centering diameter of 40 mm influence mounting and coupling options in an industrial setup?

A 40 mm centering diameter provides a mid-size interface, allowing for relatively compact mounting, but still enough stiffness for many accessories; it ensures precise centering of the load flange or coupling, reducing misalignment. However, users must match mounting hardware and hub bore sizes carefully and ensure concentricity to maintain dynamics.

What are the performance trade-offs of not having a shaft seal in terms of maintenance and lifetime?

Without a seal, ingress of dust, fine particles, or lubricants (if external) can accelerate bearing wear or degrade feedback sensors; this may require more frequent maintenance or replacement. On the upside, omitting a seal can reduce friction or drag, slightly improving efficiency and heat dissipation—but only if the environment is clean.

MDD-025A-N-100-N2K-040MD1

MDD025A N 100 N2K 040MD1

MDD025A-N-100-N2K-040-MD1

MDD025AN100N2K040MD1

MDD25A-N-100-N2K-040MD1

MDDO25A-N-100-N2K-040MD1

MDDO25A-N-1OO-N2K-O4OMD1

The MDD025A-N-100-N2K-040MD1 motor from Bosch Rexroth is designed for digital drive controllers in industries like robotics, electronics, and printing. It includes resolver feedback, an integrated absolute encoder, and a keyway shaft without a shaft seal. The motor delivers 0.33 Nm continuous torque at standstill and runs at 10,000 min⁻¹ nominal speed.