Kolmorgen AKM53K-ANFNR-00 Servo Motor Detailed Product Description

I. Product Overview

AKM53K-ANFNR-00 is a high-performance brushless synchronous servo motor from the Kollmorgen AKM series. It has a 53-frame specification (108mm IEC flange), high rotational speed, high dynamic performance, and is a universal industrial standard model. It is compatible with high-voltage DC busbars and can be paired with the AKD series driver, suitable for high-precision and high-response applications such as machine tools, packaging, electronic automation, robotics, and precise conveying.

II. Model Code Interpretation AKM53K-ANFNR-00

AKM: Kollmorgen standard brushless servo motor series

53: 5 flange frame + 3 rotor lengths

K: High-voltage winding specification, compatible with the highest 640VDC busbar

A: Installation form: IEC standard B5 flange installation

N: Shaft end: Smooth solid shaft, no key slot

F: Feedback device: Multi-turn absolute encoder, battery-free, memory of power-off position

N: Wiring structure: Rotatable M23 angle connector, power / feedback separate

R: Winding electrical configuration, compatible with 400/480VAC power grid, 640VDC busbar

00: Standard basic configuration: no brake, no special sealing, no customization

III. Core Technical Parameters

Electrical Parameters

Maximum DC busbar voltage: 640VDC

Rated power: 3.23kW

Continuous stall torque: 11.6 Nm

Peak torque: 30.1 Nm

Rated speed: 5460 rpm

Maximum allowable speed: 6000 rpm

Continuous stall current: 9.4 Arms

Peak current: 28.1 A

Reverse electromotive force constant: 79.8 Vrms/krpm

Phase-to-phase DC resistance (25℃): 1.06 Ω

Insulation class: F grade 155℃

Built-in temperature protection: PTC thermistor

Mechanical Parameters

Installation flange: 108×108mm IEC B5

Shaft diameter: 19mm smooth solid shaft, no key slot

Rotor rotational inertia: 0.000912 kg・m²

Overall weight: approximately 7.4kg

Thermal time constant: 28min

Standard static friction torque: 0.058Nm

Protection and Environment

Protection grade: Body IP65, shaft end standard IP40 (optional shaft seal upgrade IP65)

Operating temperature range: -5℃ ～ +40℃

Storage temperature range: -40℃ ～ +85℃

Relative humidity: 95% RH without condensation

Shaking and impact resistance: Compliant with IEC 60068 standard

Certifications: CE, UL, cURus

Feedback and Interface

Feedback: Multi-turn absolute encoder, high resolution, no zero return required upon power-on

Connector: M23 rotatable elbow, power and feedback separate interfaces

Supports single-cable servo system, compatible with Kollmorgen standard matching cables

IV. Core Product Features

High Torque Density

Small volume 108mm flange output large continuous torque, compact structure, suitable for equipment with limited space layout.

Super Smooth Operation

Low tooth slot torque design, no jitter at low speed, low noise at high speed, suitable for precise positioning, uniform speed following processes.

High Voltage Full-Range Compatibility

K-class winding compatible with 400/480VAC industrial power grid, 640VDC busbar universal, domestic and foreign equipment can be directly compatible.

Multi-turn Absolute Position Feedback

Battery-free multi-turn position retention, direct positioning upon power-on, eliminating mechanical zero return process, improving equipment efficiency.

Standard Industrial High Protection

IP65 body dustproof and waterproof, resistant to oil stains, vibration, suitable for long-term continuous operation in workshops.

Flexible Installation and Wiring A smooth solid shaft without keyways is suitable for expansion and tightening sleeve connections; the M23 rotatable elbow connector allows for on-site wiring without angle restrictions.

V. Typical Application Fields

Numerical control machining centers, feed axis servo systems, packaging, labeling, and filling equipment, SCARA and articulated robots, SMT semiconductor automation, precision linear modules, printing, cutting machinery, general automation production lines.

VI. Compatibility and Adaptation

Compatible driver: Kollmorgen AKD series high-performance servo drives

Matching accessories: M23 power/feedback cables, shaft end seals, expansion sleeves, installation flange brackets, etc.