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Increased safety Ex ec low voltage motors

Equipment protection level Gc for zone 2

ABB offers full range of ATEX certified low voltage Increased safety Ex ec IE2 and IE3 high efficiency motors. Motors are designed to meet the needs of each customer and each application where protection against the risk of dust or gas explosions is required.

Protection type Ex ec
Protection type Ex ec for zone 2 (former: Ex nA)
Type of protection Ex ec, IE2 & IE3
Output power 4 to 90 kW
Frame size IEC 160 to 280
Frame material Aluminum
Number of poles 2 to 6
Voltages All commonly used voltages
Frequency 50 or 60 Hz
Protection IP 55 or better
Protection type For zone 2
Temperature classes T1 - T3
Gas group IIC
Certificates According to ATEX Directive
Features • Certified for variable speed drive
• Variants for different standards in the oil and gas sector
• Type approval for most marine classification societies
• Application specific design available


Type of protection Ex ec for zone 2 (former: Ex nA)
   IE2 IE3 
Output power 0.25 to 2 000 kW  0,25 to 355 kW
Frame size IEC 71 to 560  IEC 71 to 355
Frame material Cast iron/ Aluminum  Cast iron / Aluminum
Number of poles 2 to 12  2 to 8
Voltages All commonly used voltages  All commonly used voltages
Frequency 50 or 60 Hz  50 or 60 Hz
Protection IP 55 or better  IP 55 or better
Protection type For zone 2
Temperature classes T1 - T3
Gas group IIB & IIC
 For zone 2
Temperature classes T1 - T3
Gas group IIC
Certificates IECEx / ATEX certified, national certificates for example CU-TR (Russia, Belarus and Kazakhstan), CQST (China) and INMETRO (Brazil)  IECEx / ATEX certified, national certificates for example CU-TR (Russia, Belarus and Kazakhstan), CQST (China) and INMETRO (Brazil)
Features •   Certified for variable speed drive
•   Variants for different standards for the oil and gas sector
•   Type approval for most marine classification societies
•   Application specific design available
 •   Certified for variable speed drive
•   Variants for different standards in the oil and gas sector
•   Type approval for most marine classification societies
•   Application specific design available
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