R911320943 (MSK100B-0300-NN-M1-AP1-NNNN)

Name: R911320943 (MSK100B-0300-NN-M1-AP1-NNNN)
Brand: Indramat Motors
SKU: MSK100B-0300-NN-M1-AP1-NNNN
Price: 559.00 USD
Availability: InStock

MSK IndraDyn S Synchronous Motors

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The Bosch Rexroth MSK Series synchronous motor, MPN R911320943 (MSK100B-0300-NN-M1-AP1-NNNN), is designed for precision rotary main and servo drive applications requiring high torque density and dynamic response. It features a multiturn absolute optical encoder with Hiperface interface, system accuracy of ±80 angular seconds, and 128 signal periods resolution. The motor uses natural convection for cooling, is equipped with a 32 Nm electrically-released holding brake, and includes a stator temperature sensor. Technical details include four pole pairs, a continuous standstill current of 20.5 A, continuous standstill torque of 33.0 Nm, maximum current of 78.3 A, maximum torque of 102.0 Nm, winding inductivity of 5,500 mH, a shaft with keyway, radial shaft sealing rings, maximum speed of 4,500 rpm, and IP65 protection.

Technical Specifications

Type
Synchronous Motor

Encoder Type
Optical Multiturn Absolute Encoder

Interface
Hiperface

System Accuracy
±80 angular seconds

Position Recording
4096 mechanical rotations

Temperature Monitoring System
Built-in Stator Temperature Sensor

Holding Brake
Electrical Release

Holding Torque
32Nm

Cooling Method
Natural Convection and Heat Conduction

Shaft Type
With Keyway and Radial Shaft Sealing Ring

Pole Pairs
4

Maximum Speed
4500 rpm

Protection Rating
IP 65 according to DIN EN 60529

Frequently Asked Questions

How does feedback stay accurate in the MSK100B-0300-NN-M1-AP1-NNNN?

A Hiperface encoder provides precise signal transfer, keeping control coordination sharp and consistent under high-resolution tasks.

What keeps temperature balanced in the MSK100B-0300-NN-M1-AP1-NNNN?

Natural convection cooling prevents hotspots, sustaining thermal equilibrium during continuous operation without forced airflow.

How are torque surges handled by the MSK100B-0300-NN-M1-AP1-NNNN?

It endures transient peaks up to 78.3 A, maintaining torque uniformity through acceleration and deceleration phases.

Why is torque ripple low in the MSK100B-0300-NN-M1-AP1-NNNN?

The 5,500 mH inductivity keeps current consistent, reducing ripple and producing smoother torque under variable speeds.

How does the MSK100B-0300-NN-M1-AP1-NNNN maintain mechanical alignment under repeated loads?

The keyed shaft design of MSK100B-0300-NN-M1-AP1-NNNN secures couplings firmly, minimizing backlash and ensuring consistent alignment during frequent start-stop or load reversal cycles.

Common Misspellings

MSK100B0300NNM1AP1NNNN

MSK100B 0300 NN M1 AP1 NNNN

MSK-100B-0300-NN-M1-AP1-NNNN

Internal Product Review

The MSK100B-0300-NN-M1-AP1-NNNN is designed for secure braking and accurate torque output. With a keyed shaft, multiturn encoder and strong inductivity, it ensures reliable holding and precise positioning for vertical and dynamic load applications.