Colemorgen AKM11B-ANCNR-00 Servo Motor Detailed Product Description

AKM11B-ANCNR-00 is a compact, high-power-density brushless servo motor from the AKM series by Colemorgen. It belongs to the 40mm flange (Frame 1), B-class winding, 230V level, equipped with SFD intelligent feedback, without optical shaft, without brake, IEC standard flange, and IP65 protection. It is specifically designed for micro-sized automation equipment with a torque range of 0.16–0.18Nm, ultra-small volume, high dynamics, and high precision, suitable for light-load high-speed scenarios in semiconductor, medical, precision instruments, and electronic manufacturing. 

I. Complete Model Analysis (AKM11B-ANCNR-00)

1. Series and Size Specifications (AKM11B)

AKM - AKM series high-performance brushless servo motor

1 - Frame 1 (40mm flange) Minimum standard housing

1 - Stack Length 1 (standard short stack) Low inertia, high dynamics

B - Winding Type B (230V grade) Compatible with 230VAC driver (e.g. AKD-P00307)

2. Function Configuration Code (ANCNR)

A - Mounting Flange: IEC standard (40mm, tolerance N)

N - Shaft End: Smooth Shaft (no keyway) Front end with M5 screw hole

C - Feedback: SFD Intelligent Feedback (Smart Feedback Device) 24-bit multi-turn absolute value

N - Brake: No electromagnetic brake Lightweight, low inertia

R - Connector: Rotatable M23 connector (power + feedback) Flexible wiring

3. Customization / Protection Options (00)

00 - Standard IP65 protection (no shaft seal) Whole machine dustproof, splash-proof

II. Core Electrical Parameters (230V B grade winding)

1. Power and Torque (Frame 1 short stack)

Continuous stall torque: 0.183Nm (183mNm)

Rated torque: 0.167Nm

Peak torque: 1.62Nm (9× rated, ≤ 5s)

Rated power: 0.14kW (190W)

Rated speed: 8000rpm (maximum speed)

Rated current: 1.16A RMS (continuous)

Peak current: 9.0A RMS

Reverse electromotive force constant: 0.14V/rpm

Torque constant: 0.158Nm/A

Rotor inertia: 1.7×10⁻⁶ kg·m² (ultra-low inertia, ultra-high dynamics)

Phase resistance: 3.2Ω (25°C)

Phase inductance: 1.8mH

Winding insulation: F grade (155°C) Temperature rise 100K (40°C environment)

Pole Number: 6 poles Low slot, smooth operation

2. Feedback and Interface (SFD Intelligent Feedback)

Feedback Type: SFD Intelligent Feedback (24-bit multi-turn absolute value) No battery required, no zero return

Resolution: 2²³ = 8,388,608 pulses/turn (single turn) Multi-turn 4096 turns

Communication: 4-wire SFD bus Compatible with Coromagnon AKD/AKD2G driver

Connector: 2×M23 Rotatable (power 6pin, feedback 8pin)

Cable Length: 0.5m Tail cable (standard)

Temperature Sensor: Built-in PTC winding overheat protection

3. Mechanical and Protection Specifications

Flange Size: 40mm × 40mm (IEC standard)

Body Length: 64mm (without shaft)

Shaft Diameter: φ8mm (smooth shaft, no keyway)

Shaft Extension: 20mm Front end M5 screw hole

Weight: 0.65kg (ultra-lightweight)

Protection Grade: IP65 (body), IP54 (shaft end) Dustproof, splash-proof

Installation Method: 4-hole flange installation (IM B5)

Vibration Grade: Class N (DIN EN 60034-14)

Maximum Axial Load: 60N

Maximum Radial Load: 120N

Shaft Speed Limit: ≤ 8000rpm (continuous) Relative Humidity: 5%–95% RH (no condensation)

Impact: 15g (11ms)

Vibration: 2.5g (10–2000Hz)

Certifications: CE, cULus, RoHS, UL 508C

IV. Core Technical Characteristics

1. Ultra-small size, high power density

40mm flange, 0.65kg, 0.18Nm continuous torque - industry's highest power density

Ultra-low inertia (1.7μkg・m²) - extremely fast acceleration response (≤1ms to reach rated speed)

Low tooth槽 torque - extremely smooth operation (≤0.5mNm pulsation)

Low harmonic distortion - high-speed silent， low vibration

2. SFD intelligent feedback advantages

24-bit absolute value + multiple enclosures - power-on position known， no zeroing required， battery-free

Single-cable closed-loop - power supply + feedback in the same cable， simplified wiring， strong anti-interference

Plug-and-play - driver automatically recognizes motor parameters， one-click self-tuning

High reliability - no optical components， vibration-resistant， dust-resistant， long lifespan

3. Industrial-grade reliable design

IP65 overall protection - suitable for harsh industrial environments

Rotatable M23 connector - 360° wiring， flexible installation

Smooth shaft + threaded holes - compatible with couplings， synchronous wheels， high-precision transmission

Lightweight without brake - minimum inertia， optimal dynamic performance

F-class insulation + PTC protection - MTBF ≥ 100，000 hours

V. Compatible Drives and Typical Applications

1. Compatible with Kolmosch Drive

AKD series： AKD-P00307-NBCC-E0000 (3A/230V)

AKD2G series： AKD2G-P00307 (3A/230V)

Fully compatible with SFD feedback， automatic recognition， plug-and-play

2. Typical application fields (ultra-small high-precision scenarios)

Semiconductor equipment： wafer transfer， probe station， chip placement machine， dicing machine (nanometer positioning， high-speed micro-motion)

Medical devices： surgical robots， diagnostic instruments， infusion pumps， ophthalmic equipment (silent， high precision， safety)

Precision instruments： optical inspection， spectrometers， microscopes， coordinate measuring machines (low vibration， high stability)

Electronic manufacturing： SMT assembly， dispensing machines， plug-in machines， tape-winding machines (high speed， light load， high precision)

Robots： collaborative robot joints， SCARA robots， micro robots (lightweight， high dynamic)

Packaging / Printing： micro packaging machines， label printers， digital printing (high speed， low torque， smooth)

VI. Installation and Debugging Tips

Installation： 4-hole flange fixation， vertical / horizontal universal， avoid axial / radial overload

Shaft connection： elastic coupling (concentration ≤0.02mm)，严禁 knocking on shaft ends

Wiring： SFD single-cable， shielded double-ended grounding， keep away from power lines (≥10cm)

Debugging： AKD WorkBench， automatic recognition， one-click tuning， vibration suppression

Maintenance： No maintenance required， regular cleaning， check connector tightness

Safety： Power-off discharge，严禁 plugging and unplugging while powered on， limit / emergency stop protection

VII. Notes

AKM11B-ANCNR-00 is the 40mm ultra-small flagship motor of the AKM series. SFD 24-bit absolute value + ultra-low inertia + 0.18Nm high torque density + IP65 protection + plug-and-play combination， unparalleled in 0.15–0.2kW micro-power， high precision， high-speed dynamic scenarios. It is the preferred micro-sized servo solution for high-end equipment such as semiconductors， medical devices， precision instruments， and micro robots. Parameters are based on motor nameplate and original factory manual.