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ATEX AC Motors
Explosion-proof 3-phase induction motors for hazardous environments.
BALDOR ATEX AC Motors are built for safe and dependable operation in explosive atmospheres. Engineered in compliance with the latest IEC standards (2014/34/EU), these motors deliver IE3 premium efficiency, rugged construction, and maintenance-free greased-for-life bearings. Suitable for Zone 1 and Zone 2 applications, they are designed to perform reliably under harsh conditions while keeping energy consumption and operating costs low.
Key Features and Benefits
- IE3 premium efficiency rating for reduced energy consumption and lower operating costs
- Certified explosion-proof construction for Zone 1 and Zone 2 (Area of Use II)
- Greased-for-life bearings for maintenance-free, long-term operation
- Rugged “d” enclosure design for safe use in hazardous environments
- Weather and corrosion-resistant surface coatings for extended service life
- Optional protection class available up to IP66
- IEC standard construction with flexible mounting configurations
| Feature | Specification |
|---|---|
| Motor Type | 3-Phase IEC AC Motor |
| Power Range | 0.18 – 200 kW |
| Poles | 2, 4, 6 |
| Input Speed (rpm) | 3,000 / 1,500 / 1,000 |
| Voltage / Frequency | 230/400V – 50Hz; 400/690V – 50Hz |
| Efficiency Class | IE3 (≥0.75 kW – 2 / 4 / 6 poles) |
| Protection Class | Standard IP55, up to IP66 |
| Motor Protection | Optional |
| Insulation Class | F |
| Material | Aluminium, Cast Iron |
| Certificates | CE, UL/CSA, ATEX |
Optional Features
MIG encoder
Special voltage/frequency configurations
PTC thermistor
Two shaft free ends (DE & NDE)
Isolation Class H
Custom flanges and shaft ends (including NEMA)
Terminal box on right or left side
Other coatings or colors
Fan cover with protection from rainfall and textile fibers
Non-ventilated (IC410)
Winding for tropical environments
Winding heaters & condensation drain holes
Roller bearings with regreasing facility
Marine design adaptations
Forced ventilation (IC416)
Optional brake
Variations & Mounting Options
IEC Motor Sizes: IEC 71 – 315
Construction Types: B3, B5, B14A/B, B34 & B35
Output Shaft Diameter: 11 – 28 mm
Coating / Color: According to ISO 12944, standard RAL7030