MDD071A-N-040-N2S-095PL1
MDD Synchronous Motors
The MDD071A-N-040-N2S-095PL1 is a synchronous AC motor manufactured by Bosch Rexroth Indramat for the MDD Synchronous Motors series. Designed as a motor for digital drive controllers, it converts commanded current into precisely regulated rotary motion for conveying, tooling, and positioning equipment. The unit uses permanent-magnet excitation, includes an integrated blocking brake for safety during power-off conditions, and forms a compact actuator that links directly with Indramat servo amplifiers in automated production cells.
Mechanically, the motor mounts through a centering pilot of 95 mm, ensuring repeatable alignment on machinery frames. Its standard rotor balancing keeps vibration low, while the size code 071 and length code A maintain a compact envelope for rapid cycling. A continuous standstill torque of 2.2 Nm can be delivered without exceeding thermal limits, and the nominal operating speed reaches 4000 min⁻¹ for high-speed positioning. Power and feedback leads exit on the Left side through a single locking connector, streamlining cabinet layout. Closed-loop control is handled by the integrated digital servo feedback (DSF), which transmits absolute position data to the drive and permits fine velocity regulation during incremental moves.
The mechanical interface is rounded out by a keyway shaft that simplifies coupling to pulleys or gear sets, and a fitted shaft seal that blocks lubricant egress when the standard housing is mounted in wash-down or dusty lines. The integrated blocking brake supplies 3.0 Nm of static holding torque, allowing suspended loads to remain fixed when power is removed. A single shaft end on side A keeps the back of the motor clear for tight installations, while the standard housing supports smooth operation throughout frequent acceleration cycles.
Technical Specifications
Balancing
Standard
Blocking Brake
With 3.0 Nm Blocking Brake
Centering Diameter
95 mm
Connection Direction
Left
Connection Type
Connector
Continuous Torque at Standstill
2.2 Nm
Holding Brake
With blocking brake
Holding Brake Torque
3.0 Nm
Housing
Standard
Motor feedback
Digital servo feedback (DSF)
Motor For Digital Drive Controllers
MDD
Motor Length Code
A
Motor Size
071
Nominal Speed
4000 min⁻¹
Output Shaft
Shaft With Keyway Per DIN 6885 sh. 1, 8-68 Edition
Product Type
Motor for digital drive controllers
Shaft End
Standard (without side B shaft end)
Shaft Seal
With shaft seal
Shaft Type
keyway
Frequently Asked Questions
How does the MDD071A-N-040-N2S-095PL1 improve operator safety in automation lines?
The integrated brake secures loads during emergency stops, reducing the risk of unplanned equipment movement.
In what way does the left-side connector support integration?
It offers easier cable routing in space-constrained cabinets, speeding up installation.
Which checks help confirm the motor is functioning safely?
Periodic brake torque testing and verifying DSF signals ensure reliable feedback and secure load handling.
Why is the keyway shaft useful in packaging machinery?
It ensures torque transfer remains stable, even under repeated start-stop duty cycles.
Can damaged connectors be replaced without removing the motor?
Yes, the plug-in style connector allows field replacement without disassembling the drive-train.
Common Misspellings
MDD-071A-N-040-N2S-095PL1
MDD071A N 040 N2S 095PL1
MDD071A-N-040-N2S-095-PL1
MDD071AN040N2S095PL1
MDD71A-N-040-N2S-095PL1
MDDO71A-N-040-N2S-095PL1
MDDO71A-N-O4O-N2S-O95PL1
Internal Product Review
The Bosch Rexroth Indramat MDD071A-N-040-N2S-095PL1 integrates a 3.0 Nm blocking brake for secure load holding. It uses a left-side connector for simplified cabling in tight machine layouts. With DSF feedback, 4000 min⁻¹ nominal speed, and keyway shaft per DIN 6885, it suits packaging and positioning systems requiring safety and precision.
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