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R911254578 (MDD093B-N-040-N2M-130PB2)

MDD Synchronous Motors

Rated 4.3 stars (9 total reviews)
  In-Stock, Ships 3-5 Days
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1 Year Warranty Included
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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The Bosch Rexroth AC servo motor R911254578 (MDD093B-N-040-N2M-130PB2) delivers a maximum speed of 4000 rpm with a maximum torque of 45.1 Nm and continuous standstill torque of 14.5 Nm. The unit features integrated multiturn absolute encoder with digital servo feedback (DSF) for precise rotor position monitoring. The motor weighs 16.5 kg, features a centering diameter of 130 mm, and is constructed with standard housing that supports both natural and surface cooling; it maintains an insulation grade F and IP65 protection rating. The design includes a keyway shaft with shaft seal, blocking brake (22 Nm torque; 30 ms clamping, 70 ms release), and a side B power connector.

Technical Specifications

Product
Bosch Rexroth AC Servo Motor

Temperature Range
-20 to +80 Celsius

Insulation Grade
F

Motor Speed
4000 rpm

Output Torque
45.1 Nm

Weight
16.5 kg

Digital Servo Feedback
Yes

Integrated Multiturn Encoder
Yes

Holding Brake Torque
22 Nm

Winding Resistance
0.20 ohms

Torque Constant
0.40 Nm/A

IP Rating
IP65

Centering Diameter
130 mm

Power Connection Location
B-side of the motor housing

Sealing Ring
Yes

Thermal Time Constant
50 minutes

Cooling Type
Natural and Surface

Standstill Current
36.6 A

Standstill Torque
14.5 Nm

Why is the centering diameter an important mechanical specification?

The 130 mm centering diameter ensures precise alignment between the motor and the coupled component like a gearbox. Correct alignment minimizes vibration and prevents premature bearing wear.

Can this motor be used in environments with washdown procedures?

The presence of a shaft seal offers protection against ingress but the specific IP rating should be verified for high-pressure washdown suitability. The connector type also needs to be evaluated for its environmental sealing.

How does the continuous torque at standstill value impact performance?

This 14.5 Nm rating defines the maximum torque the motor can exert continuously without overheating when stationary. It is a critical parameter for applications like pressing or clamping that require sustained force.

What maintenance consideration does the shaft seal introduce?

The shaft seal protects the motor's internal bearings from contaminants like dust or coolant. This feature is essential for extending service life in industrial environments with particulate matter.

How does the integrated multiturn absolute encoder benefit machine setup?

This encoder maintains position data even after multiple revolutions and through power cycles. It eliminates the need for a homing routine after every power-up which reduces machine start-up time.

MDD-093B-N-040-N2M-130PB2

MDD093B N 040 N2M 130PB2

MDD093B-N-040-N2M-130-PB2

MDD093BN040N2M130PB2

MDD93B-N-040-N2M-130PB2

MDDO93B-N-040-N2M-130PB2

MDDO93B-N-O4O-N2M-13OPB2

mdd093b-n-040-n2m-130pb2

Internal Product Review

The Bosch Rexroth Indramat MDD093B-N-040-N2M-130PB2 synchronous motor is built for digital drive controllers and multi-axis automation systems. It delivers 14.5 Nm continuous torque, 4000 rpm nominal speed, and features digital servo feedback with an integrated multiturn absolute encoder. Widely used in robotics, packaging, and material handling industries, it ensures precise, real-time motion control.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the MDD093B-N-040-N2M-130PB2.
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