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R911281185 (MHD112C-058-PG0-BN)

MHD Synchronous Motors

Rated 4.6 stars (10 total reviews)
  In Stock, Ships 2-3 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

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4 Minutes 56 Seconds

The Bosch Rexroth R911281185 (MHD112C-058-PG0-BN) is a synchronous servo motor featuring an absolute multiturn encoder for precise digital feedback and position detection beyond 4096 revolutions. It utilizes a plain shaft design with shaft seal, frame size 112C, and has a continuous torque at standstill of 38 Nm. The motor achieves a top speed of 3000 RPM, with a peak current of 139.5 A, winding inductivity of 4.2 mH, and winding resistance of 0.3 Ohm. Optimized for surface cooling and liquid housing cooling, the motor length is designated as C, flange size 192 mm, and centering diameter 130 mm. The power connection is on side B via output connector. The motor operates within an ambient temperature range of 32 to 132°F, has no holding brake, and weighs approximately 45 kg.

Technical Specifications

Motor Type
Synchronous Motor

Encoder
Built-in absolute multiturn encoder

Shaft type
Plain shaft with sealing ring

Frame size
112

Frame length
C

Motor speed
3000 RPM

Peak Current
139.5 Amps

Winding inductivity
4.2 mH

Winding Resistance
0.3 Ohms

60K Torque at Standstill
38 Nm

60K Current at Standstill
53.2 Amps

60K Rated Motor Speed
2000 RPM

60K Rated Torque
15.3 Nm

60K Rated Current
15.2 Amps

60K Rated Power
3.9 kW

60K Rated Frequency
148 Volts

100K Torque at Standstill
43.5 Nm

100K Current at Standstill
65.3 Amps

100K Rated Motor Speed
3500 RPM

100K Rated Torque
16.9 Nm

100K Rated Current
17.9 Amps

100K Rated Power
8 kW

100K Rated Frequency
260 Volts

Rotor Inertia
273 x 10-4 kg m2

Holding Brake
Not provided

Theoretical max torque
148 Nm

Power connector location
Side B

Cooling method
Surface cooing / natural convection

Peak Motor Speed
4500 RPM

Weight
45 kg

Minimum environmental temperature
32 degrees Fahrenheit

Maximum environmental temperature
132 degrees Fahrenheit

Shipping
Global delivery

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the MHD112C-058-PG0-BN.
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