R911293420 (MHD112C-024-NG3-LN)

MHD Synchronous Motors

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The R911293420 (MHD112C-024-NG3-LN) is a synchronous servo motor from the Bosch Rexroth MHD series engineered for high torque and dynamic applications. Featuring electronic commutation and high-quality permanent magnets, the motor achieves a high torque-to-inertia ratio and supports a peak current of 120 A. It is equipped with digital servo feedback (HSF) for relative position detection and an integrated encoder unit with data memory. Mechanical specifications include a plain shaft with shaft seal, liquid cooling for temperature management, a flange size of 192 mm, centering diameter of 130 mm, and motor size 112C. The unit delivers a continuous torque of 38.0 Nm at standstill, a holding brake torque of 70.0 Nm, and operates at speeds up to 4000 rpm. Power is connected to the left via a power connector.

Technical Specifications

Motor Type
Synchronous

Peak Current
120 A

Max Speed
4000 rpm

Design
DIN compliant flange

Application
High torque applications

Overload Ability
High due to internal heat dissipation

Motor Speeds
Variable, up to 4000 rpm

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Internal Product Review

The model MHD112C-024-NG3-LN is a Bosch Rexroth servo motor featuring a 192 mm flange for secure mounting. It includes digital HSF feedback, liquid cooling, a 70.0 Nm holding brake, and a sealed plain shaft for durability. It is perfect for robotics, CNC machines, and fast-paced packaging systems.