Low voltage increased safety motors

Increased safety motors: your reliable solution for volatile industrial environments

Introducing ABB's industry-leading low-voltage Ex ec motors, your reliable solution for volatile industrial environments. Our Ex ec motors are meticulously engineered to prioritize safety and efficiency, ensuring reliability even in explosive atmospheres. As a globally renowned provider of motors and generators, ABB delivers high-quality industrial motors that are certified to meet rigorous industry standards. Embrace the advantages of reduced energy consumption and lower costs with our Ex ec motors, designed to enhance operational efficiency. Whether you're exploring customization options or require ongoing support, ABB is committed to providing innovative solutions tailored to your needs.

  • Industry-leading low-voltage motors from ABB
  • Designed for reliable operation in explosive atmospheres
  • High-performance motors that prioritize safety and efficiency
  • Part of ABB's extensive range of motors and generators
  • Increased safety Ex ec (for zone 2)
  • Increased safety Ex eb (for zones 1 and 2)

ABB LV motors for explosive atmospheres. Robust, reliable, safe

Key features

  • Design prevents sparking or excess temperatures in any part of motor during normal running
  • Cast iron or aluminum enclosure
  • Gas group IIC
  • Temperature class T3
  • Certified for variable speed drive
  • Variants for different standards in the oil, gas and chemical sector
  • Type approval for most marine classification societies
  • Application specific design available



Product portfolio

IE5 Increased safety SynRM motors

Low voltage increased safety Synchronous Reluctance motors
Cast iron M3HL, M3GL -  IEC frame sizes 132 to 315
Output power from 5,5 to 315 kW
Voltage/ frequency 230-690V & 50/60 Hz
Marking  Ex ec IIC T3 Gc for zone 2
Ex eb IIC T3 Gb for zones 1 and 2
Ex t IIIC for zones 21 and 22
Efficiency class IE5
Supply VSD 
Mounting B3, B5, B14, B34, B35 
Cooling IC411 as standard 
Protection  IP55
Ambient temp.  -20°C - +40°C (std)
-55°C - +60°C (on request) 
Certification  IECEx and ATEX 

Increased safety induction motors

Low voltage increased safety Induction motors
Cast iron M3GP - IEC frame sizes 71 to 450
Aluminum M3AA - IEC frame sizes 90 to 280
Output power 0.12–1000 kW
Voltage/ frequency 230-690V 50/60Hz
Marking  Ex ec IIC T3 Gc 
Efficiency class IE2, IE3, IE4
Supply Direct on-line and VSD 
Mounting B3, B5, B14, B34, B35 
Cooling IC411 as standard 
Protection  IP55 or better 
Protection type  For zone 2
Temperature classes T1 - T3
Gas group IIB or IIC 
Certification  IECEx and ATEX certified range, wide range of local certificates available 



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