R911274244 (MDD115D-N-015-N2L-130GB2)
MDD Synchronous Motors
Technical Specifications
Rating
IP65
Servo Feedback Type
Digital
Frame Size
115
Frame Length
D
Housing Design
Standard
Cooling Method
Natural Convection, Surface Cooling
Shaft Type
Plain
Power Connection Direction
Side B
Brake Holding Torque
60 Nm
Brake Operating Voltage
24 Volts DC
Brake Current
1.5 Amps
Brake Release Delay
150 milliseconds
Brake Clamping Delay
30 milliseconds
Brake Weight
3.5 kilograms
Nominal Speed
1500 RPM
Continuous Torque at Standstill
57 Nm
Continuous Current at Standstill
38.5 Amps
Time Constant
90 minutes
Maximum Current
173.4 Amps
Motor Mass
60 kilograms
Centering Diameter
130 millimeters
Motor Length
508 millimeters
Flange Size
193 millimeters
Mounting Hole Diameter
14 millimeters.
Frequently Asked Questions
What mechanical fit benefits come from the 130 mm centering diameter and Motor Size 115/Length D geometry?
The 130 mm pilot simplifies concentric mounting, improves shaft alignment and reduces runout-induced vibration. Its 115/D frame standardizes interchange with MDD series flanges and couplings across machine families.
How does the side-B connector orientation help cabinet wiring and EMI management on R911274244 installations?
Its side-B power/feedback orientation allows straight cable egress away from coolant spray or guideways for easing separation of motor and encoder leads. Its routing reduces coupling noise and improves service access.
What role does the shaft seal and plain-shaft interface play in contamination control and coupling selection?
The shaft seal limits ingress of dust and fluids at the front bearing for supporting long service intervals. Its plain, keyed coupling interface offers broad compatibility with backlash-controlled bellows or clamp hubs.
How does standard balancing on the rotor affect vibration and bearing loads over the speed range?
The standard balancing reduces residual unbalance that otherwise excites structure modes for improving surface finish and encoder fidelity. It minimizes bearing reaction forces at duty speed for helping maintain alignment with the 130 mm centering pilot.
How does digital servo feedback (DSF) on MDD115D-N-015-N2L-130GB2 improve loop tuning and position verification?
It provides high-resolution rotor position and speed data for enabling tighter current/velocity loops, more stable gains and quicker settling. It also stores motor parameters for streamlining startup and preventing parameter-mismatch faults during commissioning.
Common Misspellings
MDD115DN015N2L130GB2
MDD115D N 015 N2L 130GB2
mdd115d-n-015-n2l-130gb2
Internal Product Review
The Indramat’s MDD115D-N-015-N2L-130GB2 motor is built for delivering 57 Nm standstill torque. It is equipped with a 60 Nm blocking brake and possess 130-mm centering. This motor uses digital servo feedback and it is provided with side-B connection for easy wiring. Its sealed plain shaft simplify alignment at 1500 min⁻¹ and it is widely deployed across machine tools, printing, packaging, textile and robotics lines due to its standard balance.
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