ATEX Products

EXPLOSION PROOF EXD / ATEX

TEC EEXD Motors are certificated according to international standards HRN EN 50014, HRN EN 50018, HRN EN 50019 and EN 50281-1-1 by Ex-Agency of Republic of Croatia (Agency for Areas Endangered by an Explosive Atmosphere) and CESI Italy.

For all ATEX enquiries please click this link &rarr ATEX ENQUIRY!



TEC explosion-proof motors are of the highest quality constructed from premium quality materials of robust design, high IP protection, sealed for life bearings, weather and corrosion-proof paint and insulation system of high dielectric strength suitable for frequency converters. Each explosion-proof motor is marked in accordance with EN 50014 standard with rating plate which contains data for explosion-proof protection.

TEC electric motors have an in house expert in the field of Explosion Proof motors therefore, if you have any questions just ask!

TEC are currently stocking from 0.37kw upto and including 30kw, 2 and 4 pole. For all enquiries please contact the sales office.

Standard Design

Series: 5AT 71-112

• In ailuminum die casted finned frames with feet and terminal box casted together, shields from cast iron

Series: 7AT 132-280 Frame

• In cast iron finned frames, detachable feet, shields and terminal box from casted iron
• Ex-protection: ATEX II 2G EExde IIC T3/T4 (motor enclosure in “d“, terminal box in „e“)
  
• Mountings: IMB3, B5, B35, B14 and B34 (last two available up to 132 frame size)
  
• Terminal box: metal; viewed from DE situated on top
  
• Cable glands in „e“ according to technical specifications
  
• Power range: Series 5AT 71-112 power range: 0.09 – 4,0 kW, series 7AT 132-280 power range: 2,2 – 90 kW
  
• Duty: S1 (for the environment from –20°C till + 40°C, up to 1000 m above sea level)
  
• Voltage and frequency : 230/400V ± 10% Δ /Y (up to 2,2 kW), 400/690V ± 10% Δ/Y (from 3 kW) and 50Hz
  
• Efficiency: In class EFF1/EFF2
  
• Number of poles: One-speed motors: 2, 4, 6 and 8
  
• Index of protection: IP 55
  
• Insulation class: F (rise B, wire in class H and C)
  
• Colour tone: RAL 7030 (colour epoxy)

Explosion protection: ATEX II 2G Exd IIC T3

Description: Motor housing and terminal box in “d”, without cable glands with explosion plugs

Explosion protection: ATEX II 2G Exd IIC T3 

Description: Motor housing in “d”, without terminal box with DIRECT INDUCTION of 1,5 m long cable.  

Explosion protection: ATEX II 2GD EExd(e) T4 IP66 T135 oC

Description: Motor housing in “d”, terminal box in „d“ or “e”, for GASES and DUST

Explosion protection: ATEX I M2 EExd(e I

Description: Motor housing in “d”, terminal box in „d“ or “e”, for mines and other places with small danger of mechanical damages and sitting

Design Options

• other or multi-range voltages and frequencies
• other number of poles for one and multi-speed motors
• design for work through frequency converter
• other mounting arrangements
• thermal protection (PTC-thermistors or thermo-switches)
• double shaft extension
• special flanges and shaft ends
• terminal box on right or left side
• other colour tones and/or surface paints
• non ventilated (cooling method IC 410)
• windings for tropical environments
• space heaters fitted to the windings
• marine use design (ABT design)
• index of protection : IP56, IP65, IP66 ( for 7AT only IP56)
• roller bearings
• for duty type S2-S10
• other temperature classes T1 – T4
• for other environment temperatures (–20°C to + 50°C, –20°C to + 60°C)
• and other options based on special customer demands with EEx d(e) II protected brake
• with EEx d(e) II protected forced ventilation (cooling method IC416) (7AT series)
• with EEx d(e) II encoder