Skip to main content
Kollmorgen EKM Servo Motor Series

EKM Series Brushless AC Servo Motors

These enhanced, high performance motors are MilSpec 810E rated and IP67 sealed. They are supplied standard with a stainless steel shaft and chemical agent-resistant paint for reliable duty in harsh environmental conditions.

Global
Product available worldwide

Features

  • 0.43 to 53 Nm continuous stall torque (3.8 to 467 lbin)
  • Speeds up to 8000 RPM meet high speed requirements
  • 480 VAC High Voltage Insulation.
  • Custom windings, shaft variations, and failsafe brakes available
  • Rugged resolver feedback for extreme environment Operating temperature range of -51°C to 54° C
  • Shock and vibration tested per MILSTD810E, Methods 516.4 & 514.4, Procedure 1
  • International standard mount available
  • Low-cog, low harmonic distortion magnetic designs.
  • Connectivity: High performance nickel-plated MIL-C-38999 connectors with total environmental sealing, quick mating, triple lead threaded, self-locking coupling, as well as EMI and RFI shielding. In addition, both front-facing and rear-facing options are available.
  • Stainless steel shaft and fasteners prevent external corrosion while a chemical agent resistant paint allows resistance to harsh outdoor environments and chemicals.
  • Sealing: IP67 rated for ingress prevention and brief submergence as well as 100-psi wash down. In addition, a viton shaft seal comes standard.

Specifications

Frame Size Stack Length Windings Max BUS (VDC) Max Stall Tc Nm (lb-in) Max Tp Nm (lb-in) Max Rated N Max Rated Power @ Max BUS kW (Hp)
EKM2 1,2,3,4 C,D,E,F,G 640 1.37 (12.2) 4.77 (42.2) 8000 0.89 (1.19)
EKM3 1,2,3 C,D,E,H 640 2.83 (25.1) 10.2 (90.3) 8000 1.16 (1.56)
EKM4 1,2,3,4 C,E,G,H,J,K 640 5.93 (52.5) 20.3 (180) 6000 1.68 (2.26)
EKM5 1,2,3,4 E,G,K,L,M,N,P 640 14.3
(126)
38.3 (339) 6000 3.82 (5.12)
EKM6 2,3,4,5 G,K,L,M,N,P 640 24.8 (219) 65.0
(576)
6000 6.05 (8.11)
EKM7 2,3,4 K,L,M,P 640 52.8 (467) 143 (1269) 6000 7.64 (10.24)

Media & Downloads

Title Language Date Share URL
Kollmorgen Catalogo Automazione e Motion Control IT Italian Share URLview
EKM Series Servo Motors Selection Guide English Share URLview
Kollmorgen Automation and Motion Control English Share URLview
Kollmorgen otomasyon ve hareket kontrol çözümleri kataloğu TR Turkish Share URLview
科尔摩根运动控制及伺服系统解决方案 Chinese, Simplified Share URLview
Title File Language Date Share URL
Blue Guide English, German
Share URL https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=OJ%3AC%3A2022%3A247%3ATOC

Support

Trade Compliance
Bethany…
February 21, 2023
Resolving Servo Feedback Choices
kenny.…
November 4, 2021
Ingress Protection of Servo Motors
JohnKeesee
April 18, 2019

View all articles

Contact Us - Kollmorgen

Contact Us >

Follow the links here to find contact information for Global and North American support and sales information.
AGV Partner Portal

AGV Partner Portal >

From the AGV Partner Portal you will be able to access our NDC Services, such as Technical Support, Customer Service and Training. This is also where you download our latest NDC software.
Kollmorgen Channel Partners

Kollmorgen Channel Partner Site >

This secure site provides access to confidential material for the private use of approved partners only.

Engineer the Exceptional

Learn how to engineer exceptional machines, robots and vehicles with the highest-performing, most reliable motors, drives, automation solutions and more.

Learn More