R911288241 (MHD112C-058-PG3-AN)
MHD Synchronous Motors
Technical Specifications
Theoretical Torque
148 Nm
Maximum Current
239 A
Weight-to-performance ratio
High
Thermal Time Constant
90 or 40 depending on cooling method
Continuous Torque (at 60/100 K temperature)
57 Nm
Rated Rotational Speed (at 60/100 K temperature)
3500 rpm
Rated Frequency (at 60/100 K temperature)
233 Hz
Cooling Method
Natural and Liquid
Rated Power (in natural cooling)
8 kW
Rated Torque (in natural cooling)
16.9 Nm
Rated Speed (in natural cooling)
3500 rpm
Defined Ambient Conditions
0 to +40 degree Celsius
Storage and Transportation Conditions
-20 to +80 degree Celsius
Torque Constant
0.8 Nm/A
Winding Resistance
0.12 ohms
Weight
45 kilos
Encoder
Integrated Multiturn Absolute
Output Shaft
Plain
Holding Brake
3.8 kg, 70 Nm
Frequently Asked Questions
How does digital servo feedback with absolute (>4096 rev) detection benefit commissioning and uptime?
The absolute multi-turn feedback provides deterministic position on power-up for eliminating routine homing cycles after outages. It also enhances closed-loop stiffness and reduces cumulative index errors during frequent start/stop sequences.
What role does the 70 Nm holding brake play in safety and positioning for MHD112C-058-PG3-AN?
The integrated holding brake delivers 70 Nm static torque to secure axes at rest or during E-stop without relying on external clamps. It minimizes drift on vertical or offset loads and shortens restart homing procedures.
How does the liquid-cooled housing on MHD112C-058-PG3-AN improve servo performance during prolonged duty?
Its liquid cooling draws heat away from the stator/lamination stack for maintaining winding resistance within design limits and keeping torque linearity stable. It sustains repeatable positioning under extended cycles and reduces thermal derating in dense machine layouts.
What installation advantages come from the power connection directed to side A on MHD112C-058-PG3-AN?
The side-A routing shortens cable runs in cabinets laid out for left-hand exits for improving EMC by minimizing loop area. It also eases dress-pack design on gantries where bend radii and service loops are constrained.
How does the plain shaft with integrated seal on MHD112C-058-PG3-AN affect longevity in harsh environments?
The plain-shaft geometry offers flexible coupling choices while the seal limits ingress of fines and emulsions. Its reduced contamination of front bearings preserves preload and lowers lubricant breakdown across washdown-adjacent stations.
Common Misspellings
MHD112C058PG3AN
MHD112C 058 PG3 AN
mhd112c-058-pg3-an
Internal Product Review
The Indramat’s MHD112C-058-PG3-AN servo motor features a digital servo feedback that offers absolute multi-turn detection. It is equipped with a 70 Nm holding brake and its winding designation allows 38 Nm of continuous standstill torque to support precise stops. This motor possesses a plain-shaft with seal and 192 mm flange/130 mm pilot, as well as side-A connector for simplifying mounting in different industrial setups.
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