R911284561 (MKD112C-024-GG3-LN)
MKD Synchronous Motors
Technical Specifications
Operational Reliability
High
Installation Positions
IM B5, IM V1, IM V3
Sealing Ring Material
Fluorocaoutchouc (FPM Viton)
Output Shaft
Plain
Bearing Type
Standard
Average Bearing Life
30,000 Operating Hours
Supply Voltage
372-404 V
Motor Winding Code
024
Rated Torque
16.6-44.1 Nm
Continuous Current
8.2-21.8 A
Temperature Sensor
Fixed-Mounted
Maximum Torque
148 Nm
Peak Current
120 A
Maximum Speed
4500 rpm
Net Weight (Motor)
45 kg
Net Weight (Blower Unit)
1.2 kg
Holding Brake Torque
70 Nm
Feedback Type
Digital Resolver
Ambient Temperature Range
0 to +40 degrees Celsius
Protection Standard
IP 65.
Frequently Asked Questions
How does the RSF resolver in MKD112C-024-GG3-LN influence servo loop stability under electrical noise?
The resolver’s analog sine/cosine outputs are inherently immune to EMI compared with digital encoders to reduce quantization and commutation jitter. It enhances current/velocity loop linearity and mitigates phase-lag in harsh industrial environments.
Why is liquid cooling used on MKD112C-024-GG3-LN, and how does it affect continuous torque density?
The liquid cooling improves heat extraction from the stator iron and windings that keeps copper temperature rise within Class F limits. Its thermal headroom sustains higher continuous torque at standstill without derating in enclosed machine frames.
How does the 70 Nm holding brake integrate into emergency stop functions on MKD112C-024-GG3-LN?
The DC-released brake clamps the axis on power loss to prevent back-driving under load. It’s sized to secure the servo shaft at rest.
How do flange size 192 mm and 130 mm centering diameter of MKD112C-024-GG3-LN impact retrofit alignment?
The mounting geometry standardizes pilot fit and bolt pattern for simplifying drop-in replacement on MKD112-grade interfaces. Its precise centering minimizes radial runout that would otherwise degrade coupling life and feedback accuracy.
How does the plain shaft with seal on MKD112C-024-GG3-LN influence coupling selection and ingress protection?
Its plain, keyless shaft favors shrink-disc or clamp-hub couplings to avoid fretting. Its shaft seal and IP-rated construction helps in blocking fluid ingress in washdown-adjacent machine zones.
Common Misspellings
MKD 112C-024-GG3-LN
MKD-112C-024-GG3-LN
MKD112C-O24-GG3-LN
MKD112C024GG3LN
MKD112C 024 GG3 LN
mkd112c-024-gg3-ln
Internal Product Review
The Rexroth Indramat’s MKD112C-024-GG3-LN servo motor is designed with liquid cooling and it uses RSF resolver feedback for precise relative position control. It has 38 Nm standstill torque and 255 Nm of peak torque. It is equipped with a 70 Nm brake for to suit suits CNC machining, printing and food packaging lines. This unit sustains torque density at up to 4500 rpm.
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We offer a repair service for the MKD112C-024-GG3-LN.
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