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MDD / Model group

MDD071 product information

Compact digital servo motor family with multiple length variants.

Inventory record · verify stock

Litco inventory record match

MDD071 overview

MDD071 belongs to the MDD Digital AC Servo Motors platform. Compact digital servo motor family with multiple length variants.

Digital AC servo motors matched by frame, length, nominal speed, feedback, output shaft, brake and connector direction.

The base model identifies a useful frame or product group, but it is not enough by itself to select a replacement. Electrical design, feedback, mechanical interface, brake, cooling, firmware and installed options can all change inside one model group.

Send the full nameplate plus photos of the unit and connections. Litco can route the request toward a verified inventory check, repair evaluation, exchange or a technical follow-up.

Inventory records and exact codes

127matching records
74exact designations
19quantity previously recorded

Inventory records are a starting point, not a live-stock promise. Litco verifies the complete code, physical unit, condition and current stock before quoting.

Individual MDD071 variants

The final letter is the motor-length and torque package, so each supported variant has a dedicated detail page.

MDD071A

MDD071A is the A length and torque variant within the MDD071 frame.

MDD071B

MDD071B is the B length and torque variant within the MDD071 frame.

MDD071C

MDD071C is the C length and torque variant within the MDD071 frame.

Exact part-number records

Select a complete designation to review its configuration and request verification of today’s stock.

MDD071 manual-backed identification notes

MDD071 digital AC servo motors have A, B and C length packages. The planning tables document all three lengths with 030, 040 and 060 nominal-speed codes; the rest of the nameplate identifies the mechanical and feedback configuration.

Length packagesA, B and C
Nominal-speed codes030: 3,000 rpm; 040: 4,000 rpm; 060: 6,000 rpm
Centering diameter095: 95 mm
FeedbackS: digital servo feedback; T: integrated multiturn absolute encoder
Output shaftG: plain; P: keyed
Power connectionA or B: corresponding motor side; R or L: right or left when facing the shaft with the connection housing above
Blocking brake0: none; 1: 3.0 Nm; 2: 6.5 Nm
HousingN: standard housing for natural convection or surface cooling

Compatibility checkpoint: Nominal speed is not guaranteed usable speed. Verify the complete suffix, motor/drive combination, load and cooling against the applicable performance tables. A family-level option list is not an interchangeability or stock claim.

View manual reference: MDD Digital AC Servo Motors - Project Planning Manual, printed pages 64-65 and 72

Configuration checkpoints

Product groupMotor family and documented size
Frame / designRead the family-specific frame, length or construction fields
Electrical designWinding, nominal-speed or electrical-design code
FeedbackTacho, resolver, digital servo or encoder configuration
Mechanical interfaceCentering, shaft, flange or component geometry
HoldingBlocking-brake selection where offered
InstallationCooling, connector direction and mounting requirements

Repair, testing and exchange

Use one intake for a repair evaluation, exchange request or replacement search. Describe the failure, capture any display or drive fault, identify the machine and axis, and preserve parameters or application data before removing control hardware.

Other MDD model groups

Use the exact model characters on the label. Neighboring groups can use different frames, power classes, interfaces or mechanical packages.

MDD071 questions

Identify first. Quote the exact configuration.

Is MDD071 enough to select a replacement?

No. MDD071 identifies the model group, while the remaining type-code fields can change electrical, feedback, mechanical, firmware and option compatibility. Match the complete nameplate.

Does an inventory record mean MDD071 is in stock today?

No. A record confirms that the designation exists in Litco data, not that a specific unit is physically available now. Litco checks the complete code, quantity, condition and included hardware before quoting.

What should I send for a MDD071 stock or repair check?

Send a straight-on nameplate photo, the complete type code and material number, full-unit and connector photos, plus the machine, axis and fault or commercial request.

Availability · repair · exchange

Send the complete code.

The suffix can change electrical and mechanical compatibility. Include every character and a clear nameplate photo.