ATEX & IECEx Certified
CEMP Explosion-Proof Motors
INFORMATION ABOUT CEMP
CEMP Ex motors provide reliable explosion protection for use in hazardous environments.
With a wide product range of flameproof and explosion-proof electric motors in frame sizes IEC 63 to 355, we deliver customised solutions for almost any application.
Our ATEX- and IECEx-certified motors are used in:
- Chemical and petrochemical industries
- Pharmaceutical manufacturing
- Power plants and mining
- Offshore and onshore facilities
- Shipbuilding
Technical information
Here you will find a comprehensive overview of all relevant technical features, performance data, and specifications that are important for a better understanding of functionality and quality.
Your Advantages
CEMP explosion-proof motors offer:
- Maximum safety in hazardous and explosive areas
- Wide range of variants & flexible customisation
- Certified quality to international standards
Guaranteed Explosion Protection
With CEMP Ex cast iron motors, we ensure safe operation in environments with flammable gases or combustible dust.
Additional frame sizes and special designs are available within 3 to 14 weeks.
Energy Efficiency Classes
- IE1 – Standard Efficiency
- IE2 – High Efficiency
- IE3 – Premium Efficiency
- IE4 – Ultra Premium Efficiency
Mechanical Options
- Protection ratings: IP55, IP56, IP66
- Special flange and shaft designs
- Backstop, fixed bearing
- SPM nipple for vibration monitoring
- External cooling fan unit
- Encoder, rotary position transducer
- Motors with built-in brake (DC or AC brake)
- Brake with manual release
- Special bearings, roller bearings
- Low-temperature design down to –50 °C
- Special coatings: Epoxy, Epoxy Polyurethane, C5M
Electrical Options
- Special voltages and frequencies
- Space heater
- Single-phase AC motor with capacitor in enlarged terminal box
- Encoder, rotary position transducer
Available IEC Frame Sizes
63 / 71 / 80 / 90 / 100 / 112 / 132 / 160 / 180 / 200 / 225 / 250 / 280 / 315 / 355
Certificates & Class Approvals
- ATEX certificate
- IECEx certificate
- CU TR certificate
- Marine classifications: GL, ABS, BV, KR, NK
Typical Product Names
- ATEX motor
- Ex motor / IECEx motor
- Flameproof motor
- Explosion-proof motor
Send us a message
We support you in selecting and procuring the right components for your electric motors!
Technical references
Does Kurt Maier Motor-Press GmbH have explosion-proof motors in stock?
No, explosion-proof (Ex) motors are not kept in stock by us.
What is the approximate delivery time for Ex motors?
Depending on the manufacturer and configuration, the delivery time is generally between 5 and 12 weeks.
For special motors, the delivery time may be longer in individual cases.
Which efficiency classes can kmmp offer?
- Cemp and Wolong (ATB) three-phase motors can be manufactured in IE2 up to 0.75 kW and in IE3 and IE4 from 0.75 kW.
- Exceptions are possible. Please contact us.
- ORANGE1 three-phase motors are also available in IE2 up to 0.75 kW and in IE3 from 0.75 kW.
- Single-phase motors (only from Cemp and ORANGE1) are available in IE2.
Can kmmp still supply IE1 motors?
- Motors that were manufactured in IE1 before 01/07/2021 may be replaced once after that date.
- For this, the serial number of the old motor is mandatory.
- This regulation is valid until 01/07/2029.