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Explosion-proof Motors Zone 2 Manufacturers

Explosion-proof Motors Zone 2

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Introduction

The marking **Ex d IIC T4** represents one of the most demanding specifications in explosion protection. **Ex d** signifies a flameproof enclosure, designed to withstand an internal explosion and prevent transmission to the external atmosphere. **IIC** covers the most hazardous gas group, including Acetylene and Hydrogen. **T4** ensures the motor’s external surface temperature never exceeds $135^{\circ}\text{C}$. This combination is mandatory for applications involving highly volatile chemicals and ensures maximum safety compliance for critical processes.

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Why choose us?

Application Industries

  • Chlor-Alkali Plants: Motors exposed to high concentrations of Hydrogen gas.

  • Aerospace and Missile Fueling: Pumps and control systems dealing with highly energetic propellants.

  • Hydrogenation Units: Used extensively in chemical synthesis where pure Hydrogen is an input material.

  • Gas Storage Facilities: Motors powering systems handling IIC group gases under pressure.

Popular Industries And Applications

Key Specifications

Parameter Detail
Protection Type Ex d (Flameproof Enclosure)
Gas Group IIC (Hydrogen, Acetylene, Carbon Disulfide, etc.)
Temperature Class T4 (Max Surface Temp $135^{\circ}\text{C}$)
Construction Extremely robust cast iron with precisely machined flame paths
Efficiency Typically IE2/IE3, optimized for safety-critical applications

Hardcore Parameters

Key Advantages

  • Maximum Hazard Coverage: Covers all Group II gases, including the volatile Group IIC, providing the highest level of universal gas protection.

  • Thermal Safety: T4 rating is suitable for the majority of industrial gases and vapors, eliminating the risk of surface ignition.

  • Precision Manufacturing: All flame paths are manufactured to extremely fine tolerances to ensure gas containment and cooling.

  • Integrated Monitoring Options: Options available for installing PT100 temperature sensors on windings and bearings for preventative maintenance.

1-Minute Selection Guide

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Payment & Shipping Terms

  • Specialized Testing: All IIC motors undergo individual hydrostatic pressure testing to verify enclosure integrity.

  • Freight Handling: Due to their heavy-duty construction, specific lift and handling instructions are provided for freight carriers.

  • Deposit Requirement: A higher initial deposit (40%) may be required for large-horsepower IIC motors due to the specialized materials and extensive machining required.

Frequently Asked Questions

Frequently Asked Questions

  • Q: Why is Group IIC more demanding than Group IIB?
  • A: Group IIC gases (like Hydrogen) have a smaller Maximum Experimental Safe Gap (MESG) and require less energy to ignite, necessitating smaller gaps and a much stronger enclosure than Group IIB gases (like Ethylene).
  • Q: What is the T4 temperature class equivalent in Fahrenheit?
  • A: T4 is defined as a maximum surface temperature of $135^{\circ}\text{C}$, which is approximately $275^{\circ}\text{F}$.
  • Q: Does this IIC motor also cover Group IIB and IIA gases?
  • A: **Yes.** Since Group IIC is the most hazardous, a motor certified for IIC is inherently suitable for use in environments classified as IIB or IIA, provided the temperature class (T4) is also safe.
About

Who we are

Shanghai Pinxing Explosion-proof Motor Co., Ltd. is a high-tech enterprise specializing in the design, research and development, manufacturing, and service of motors and motor control products.

Shanghai Pinxing is a AAA manufacturer of electrical equipment in China, specializing in the production of more than 1000 varieties of large and medium-sized high- voltage flameproof and increased safety explosion-proof motors, large and medium-sized high-voltage AC motors (including asynchronous, synchronous, frequency conversion and wound rotor motors), various types of small& medium-sized low-voltage explosion-proof motors, AC motors and so on. As a China Explosion-proof Motors Zone 2 Suppliers and Custom Explosion-proof Motors Zone 2 Company, Our products are exported to more than 40 countries and regions at home and abroad which are widely used in the fields of coal mining, metallurgy, cement, paper making, environmental protection, petroleum, chemical, textile, road traffic , water conservancy, power, shipbuilding and other factories and enterprises. We are moving towards energy conservation, efficiency, environmental protection, integrated automation and internationalization. Shanghai Pinxing Explosion-proof Motor Co., Ltd aims to provide good motor products and motor technology solutions for global industrial enterprises and various fields, and make "Pinxing"motor become the motor technology solution provider and motor manufacturer in the global motor industry.

Pinxing.

Shanghai Pinxing Explosion-proof Motor Co., Ltd. Shanghai Pinxing Explosion-proof Motor Co., Ltd.
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