Kolmorgen AKM43E-ANSNS Servo Motor Detailed Product Description
May 15, 2026

Kolmorgen AKM43E-ANSNS Servo Motor Detailed Product Description

Full model analysis Main model: AKM43E AKM: Kolmorgen high-performance permanent magnet synchronous servo motor series 4: 4-inch base → 84×84mm standard square flange 3: Stator stack length 3 → Long body, high torque output E: 480V high-voltage winding → Suitable for three-phase 480V AC, 640V DC bus Configuration code: ANSNS A: Installation form → IEC standard square flange (84×84mm) N: Output shaft → φ14mm smooth shaft (without keyway), shaft end with M8 fixing screw holes S: Feedback type → Sin/Cos sine/cosine encoder (incremental) N: Electromagnetic brake → No built-in brake S: Connector → Single M23 mixed connector (power / feedback integrated) Suffix (none) Standard version: Standard shaft extension + standard shaft seal Protection class: IP65 (body) / IP64 (shaft end) F-class insulation, standard industrial bearings

Description

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Kolmorgen AKM43E-ANSNS Servo Motor Detailed Product Description

I. Complete Model Interpretation

Main Model: AKM43E

AKM: Kolmorgen High-performance Permanent Magnet Synchronous Servo Motor Series

4: 4-inch base → 84×84mm standard square flange

3: Stator Stack Length 3 → Long body, high torque output

E: 480V high-voltage winding → Suitable for three-phase 480V AC, DC bus 640V DC

Configuration Code: ANSNS

A: Installation Form → IEC standard square flange (84×84mm)

N: Output Shaft → φ14mm plain shaft (no key slot), shaft end with M8 fixing screw holes

S: Feedback Type → Sin/Cos sine/cosine encoder (incremental)

N: Electromagnetic Brake → No built-in brake

S: Connector → Single M23 mixed connector (power / feedback integrated)

Suffix (none)

Standard Version: Standard shaft extension + standard shaft seal

Protection Grade: IP65 (body) / IP64 (shaft end)

F-Class Insulation, Standard Industrial Bearings

II. Core Electrical Parameters

Continuous Start Torque: 4.7 N·m

Rated Torque: 3.76 N·m

Peak Torque: 15.9 N·m

Rated Power: 1.18 kW

Rated Speed: 3000 rpm

Maximum Speed: 7500 rpm

Compatible Voltage: Three-phase 480V AC

DC Bus: 640V DC

Rated Current: 2.6 A RMS

Insulation Grade: F-Class 155℃

Rotor Inertia: 0.00021 kg·m²

Overall Weight: Approximately 4.2 kg

III. Feedback System (Sin/Cos Sine/Cosine Encoder)

Type: Sine/Cosine Incremental Encoder

Signal Output: 1Vpp Analog Sine/Cosine Signal

Core Characteristics:

High Resolution, Low Ripple, Smooth Operation

Supports Driver Electronic Subdivision to Achieve Ultra-High Precision Positioning

Strong Anti-Interference Capability, Suitable for High-Speed, High-Precision Applications

No Power-off Memory Function, Reset Required upon Power-On

IV. Mechanical Structure Specifications

Installation Flange: 84×84mm IEC Standard Square Flange

Shaft Diameter / Shaft Type: φ14mm Plain Shaft (No Key Slot), Standard Shaft Extension

Shaft Seal: Standard Shaft Seal Ring

Brake: No Built-in Brake, Low Inertia, High Dynamic Response

Connector: Single M23 Mixed Connector, Power and Feedback Integrated

Protection Grade: IP65 (Body) / IP64 (Shaft End)

Shell: RAL 9005 Matte Black Enamel

Bearings: Industrial-grade Lifelong Lubrication Maintenance Bearings

V. Environment and Certification

Operating Temperature: -20℃ ~ +40℃

Storage Temperature: -30℃ ~ +85℃

Relative Humidity: 5%~95% RH, No Condensation

Anti-Vibration / Impact: Industrial-grade High Anti-Vibration Design

Compliance Certification: CE, UL, cULus, RoHS

VI. Core Product Features

480V E-Class High-Voltage Winding

Compatible with Industrial 480V Power Grid, Small Current, High Efficiency, Low Long-Distance Wiring Loss, Suitable for High-Power Applications.

84mm IEC Standard Flange

Global Universal Installation Dimensions, Easy Replacement, Strong Compatibility.

Long Stack High Torque

Stator Stack Length 3, High Torque Output, Suitable for Heavy Load, High Thrust Applications.

Flat Shaft Design

No Key Slot, Smooth Transmission, No Radial Impact, Suitable for High-Precision Synchronous Belt, Coupling Connection.

Sine/Cosine Encoder

Ultra-High Precision, Low Vibration, High Speed Stability, Suitable for Precise Positioning, High-Speed Synchronization Scenarios.

Single M23 Mixed Connector

Integrated Wiring, Space Saving, Easy Installation, Strong Anti-Interference Capability.

No Brake Design Suitable for horizontal motion axes, without vertical fall risk conditions, with small inertia and fast acceleration.

IP65 high protection

Dust-proof, splash-proof, suitable for humid, oily, dusty industrial environments.

VII. Compatible Drives

Kolmorgen 640V High Voltage Series:

AKD-P03607, AKD-P04807

AKD2G models of the same voltage level

Supporting protocols: sine-cosine feedback, EtherCAT, CANopen, PROFINET

VIII. Typical Applications

Precise positioning: semiconductor equipment, electronic manufacturing, precision machine tools

Heavy-duty drive: material conveying, woodworking machinery, textile machinery

High-speed synchronization: packaging machinery, printing machinery, food processing

Standard industrial environment: automated production lines, robots, testing equipment

Compatible: 84mm flange, 480V high voltage, long stacked high torque, optical shaft, sine-cosine encoder, no brake, IP65 protection scenario.

IX. Summary of Model in One Sentence

AKM43E-ANSNS:

84mm IEC square flange, No. 4 mounting base long stacking long, 480V high voltage, rated speed of 3000 rpm, φ14mm optical shaft, sine-cosine incremental encoder, no brake, single M23 hybrid connector, IP65 protection servo motor;

Positioning: high-voltage heavy-duty, high-precision stable operation, standard industrial universal and specialized model.


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