Bosch Rexroth / Indramat · MDD
MDD115 Series · A-length model
MDD115A Indramat Digital AC servo motor
MDD115A is the A-length package within the MDD115 digital ac servo motor range. The model prefix fixes the 115 frame and A motor length, but the winding, cooling, feedback, centering, shaft, connector and brake fields still determine the complete replacement.
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Product identificationMDD115A
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MDD115A inventory items
Inventory records include a Finale catalog export dated 2026-10-23. Choose the complete item below to inquire or make an offer. Call to verify current stock, condition and quantity.
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Industrial inventory
MDD115A-N-030-N2M-130PB1
Reference listing · ask about availabilitySource record: 2026-10-23Known exact part-number variations
MDD115A exact part numbers
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Send the complete type code and a clear nameplate photo. Litco can check the exact configuration, current availability and repair options.
MDD115A overview
MDD115A is the A-length MDD115 servo motor. Baseline dimension A is 358 mm. The complete suffix determines winding, cooling, feedback, shaft and brake choices.
Model-specific technical data
MDD115A-N-015 manual snapshot
Source: MDD project planning manual, Fig. 11.1, page 110. Nominal winding speed is not a universal maximum usable speed. Match the drive, load, cooling arrangement and complete suffix.
Continuous ratings use the manual’s 60 K housing-temperature-rise basis. Published motor mass excludes the holding brake and external cooling hardware.
- Model
- MDD115A
- Motor platform
- Digital AC servo motor
- Motor length
- A designation
- Baseline dimension A
- 358 mm
- Reference winding row
- MDD115A-N-015
- Reference nominal speed
- 1,500 rpm
- Continuous torque at standstill
- 28 Nm natural convection / 42 Nm surface cooled
- Continuous current at standstill
- 20.9 A natural convection / 31.3 A surface cooled
- Theoretical maximum torque
- 87.1 Nm · drive dependent
- Maximum current
- 93.9 A
- Rotor inertia
- 123 × 10−4 kg·m²
- Thermal time constant
- 90 min natural · 60 min surface cooled
- Published motor mass
- 33 kg
- Published nominal speeds
- 1,500 rpm · 2,000 rpm · 3,000 rpm
- Centering diameter
- 130 mm standard · 180 mm optional
- Output shaft diameter
- 32 mm (k6)
- Shaft styles
- Plain shaft · Keyed shaft
Dimensions, winding and cooling
Mechanical interface and speed
Shaft, flange, centering and winding choices
Shaft & flange
32 mm (k6) output shaftPlain shaft and Keyed shaft are documented at series level. Match the flange drawing, shaft seal and hub connection before installation.
Centering diameter
130 mm standard · 180 mm optionalThe centering choice is encoded in the complete part number and must match the machine flange or adapter.
Available speeds
1,500 rpm · 2,000 rpm · 3,000 rpmThese are published nominal-speed choices for this model. The winding code and selected drive determine the actual configuration.
Feedback, shaft and brake choices
Full type-code guide
Full part-number decoder
Read the tag from left to right
The decoder identifies what each field controls; it does not generate valid combinations. Use the factory type code and option exclusions as one record.
MDD
Motor for digital drive controllers
115
Motor frame / size
A
Motor-length and torque package
Housing design
Natural-convection or supported surface-cooling housing
Nominal-speed code
1,500 rpm or 2,000 rpm or 3,000 rpm
Balance / side-B fields
Balance class and standard design without a side-B shaft extension
Feedback field
Digital servo feedback or Digital servo feedback with integrated multiturn absolute encoder
Centering field
130 mm standard or 180 mm optional
Shaft / connector / brake
Mechanical interface, connection direction and holding option
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Other MDD115 motor lengths
Model-level planning-manual referenceFig. 11.1 · page 110
Open Original Manual ↗MDD 115 technical and dimensional data, manual pages 110–120. Published choices do not prove present inventory or that every option can be combined. Confirm the complete type code before replacement.