PERFECT MATCH with reduction of energy losses compared to conventional solutions with return of investment in less than two years. Končar-MES was among the first and alongside leading manufacturers to certify high-efficiency motors in flameproof protection.

Ex protection marking and usage:

II 2G Ex db IIC T3, T4, T5, T6 Gb
II 2G Ex db eb IIC T3, T4, T5, T6 Gb
II 2D Ex tb IIIC, T160°C, T130°C, T100°C Db

• High efficiency IE4 and IE5
• Reduces energy losses by ut to 40% compared to conventional solutions
• Return on investment – less than two years
• Guaranteed total system efficiency and optimized process control
• Fully interchangeable due to IEC/Cenelec compliance
• Lower bearing and winding temperatures (longer bearing lifetime)
• Reduce CO2 emission

Main applications

•  Pumps, fans and compressors
•  Hoist application
•  Conveyor and transport application
•  Other work machine application where regulation of speed is needed

Design options

Ex protection:
II 2G Ex db eb IIC T3…T6 Gb
II 2G Ex db IIC T3…T6 Gb
II 2D Ex tb IIIC T100…T160°C Db IP6x

•  Other ambient temperatures (up to -20/+60°C for IIC and -20/+80°for IIB T3)
•  Marine use design for tropical environments
•  Standstill winding heaters
•  Other degrees of mechanical protection: IP56, IP65, IP66 or IP67
•  Other cooling types: IC410, IC416, IC418
•  Other duty types: S2-S10
•  Other mounting arrangement: IMB5, IMB14, IMB35 etc.
•  Special flanges, bearings and shaft ends

Standard design

•  Cast iron design
•  Ex protection: II 2G Ex db eb IIC T4 Gb
•  Frequency inverter input voltage: 3x400V / 50Hz
•  Rated power: up to 18,5 kW
•  Duty type: S1
•  Frequency range: 5-133Hz; up to 4000 rpm
•  Efficiency class: IE4 and IE5 acc. to EN 60034-30-2
•  Ambient temperature: -20°C/+40°C
•  Insulation class: F (with temperature rise in B class)
•  Mechanical protection: IP55
•  Cooling type: IC411
•  Mounting arrangement: IMB3
•  Colour tone RAL 7031 C4

Mounting possibilities

•  With ATEX Ex db protected brake
•  With ATEX Ex db protected forced ventilation (IC416)
•  With ATEX Ex db encoder