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Why choose us?
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Ethylene Production: Motors for compressors, pumps, and fans in the chemical synthesis process.
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Petrochemical Refineries: Use in processing units handling intermediate hydrocarbon products.
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Industrial Refrigeration: Motors handling hazardous refrigerants that fall under the IIB group.
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Coke Ovens and Town Gas Facilities: Motors where complex gas mixtures containing IIB components are present.
Popular Industries And Applications
Key Specifications
| Parameter | Detail |
|---|---|
| Protection Method | Ex d IIB T4/T3 or Ex de IIB T4/T3 |
| Gas Group Covered | IIB (e.g., Ethylene, Propane) and inherently IIA |
| MESG Required | $0.5 \text{mm} \le MESG < 0.9 \text{mm}$ |
| Temperature Class | T4 ($135^{\circ}\text{C}$) or T3 ($200^{\circ}\text{C}$) as standard |
| Frame Material | Heavy-duty Cast Iron (ensures mechanical robustness) |
Hardcore Parameters
Key Advantages
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Optimized Design: Built specifically to the IIB standard, balancing high safety with a more cost-effective design than the IIC rating.
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Regulatory Compliance: Full certification for both IECEx and ATEX, ensuring global usability for IIB classified areas.
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Wide Application Range: Covers a large segment of the petrochemical industry’s most common hazardous materials.
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Low Vibration: Precisely balanced rotors reduce vibration, extending bearing life in continuous IIB hazardous environments.
