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Explosion-proof Permanent Magnet Synchronous Motors Manufacturers

Explosion-proof Permanent Magnet Synchronous Motors

-- Steady & Reliable Manufacturer --

Introduction

**Oil and Gas Refineries** represent one of the most demanding environments for electric motors, requiring continuous operation (S1 Duty) in the presence of highly volatile gases (Group IIA, IIB, or IIC). Our motors for this sector are designed for maximum safety (ATEX/IECEx Zone 1/Division 1), utilizing cast iron frames, Ex d or Ex de protection, and the necessary T-Class rating (usually T3 or T4). Beyond safety, they are built for extreme reliability, often featuring special paint systems (C5-M marine grade) and advanced bearing/vibration monitoring for uninterrupted service.

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Why choose us?

Application Industries

  • Process Pumps: Driving centrifugal and reciprocating pumps in crude oil distillation and cracking units.

  • Compressors: Large motors for process gas, flare gas, and air compressors.

  • Cooling Tower Fans: Motors for heat exchange and water circulation in outdoor, humid environments.

  • Pipeline Boosters: Motors at intermediate pumping stations requiring high power and remote reliability.

Popular Industries And Applications

Key Specifications

Parameter Detail
**Explosion Protection** Ex d IIC T4 Gb or Ex de IIB T3 Gb (Zone 1)
**Frame Material** Heavy-duty Cast Iron (Maximum mechanical integrity)
**Corrosion Protection** C4/C5-M Paint System (High/Very High Corrosivity)
**Monitoring** Standardized interfaces for PT100 thermal sensors and vibration sensors
**Efficiency** IE3/IE4 to minimize operational costs for 24/7 duty

Hardcore Parameters

Key Advantages

  • **Certified Reliability:** Designed and tested for S1 (Continuous) duty under harsh ambient temperatures and conditions.

  • **Safety and Compliance:** Guaranteed compliance with critical safety standards (ATEX, IECEx, NEC) required by refinery operators.

  • **Reduced Maintenance Cost:** Robust construction, extended lubrication cycles, and condition monitoring features reduce downtime and maintenance cost.

  • **VFD Compatibility:** Motors designed to operate reliably with VFDs for efficient flow and pressure control.

1-Minute Selection Guide

Customized services

Our Advantages

Payment & Shipping Terms

  • **Inspection Protocol:** Adherence to strict customer specifications and detailed inspection protocols (QAP/ITP) is standard practice.

  • **Project Management:** Dedicated project manager assigned to ensure timely delivery and document control for critical refinery equipment.

  • **Spares Philosophy:** Recommended spare parts list (bearings, seals, windings) provided for 5-year and 10-year operational planning.

Frequently Asked Questions

Frequently Asked Questions

  • Q: Why is C5-M paint often specified for refinery motors?
  • A: Refineries often operate near the coast or have highly corrosive chemical fumes; C5-M (Marine Grade) coating provides the highest level of corrosion protection.
  • Q: Are the low-voltage (400V) motors also certified for Zone 1?
  • A: Yes. Low voltage motors are often required for smaller pumps and fans within the refinery, and they carry the same Ex d or Ex de Zone 1 certification as the medium-voltage units.
  • Q: Can these motors handle high ambient temperatures?
  • A: Standard rating is $40^{\circ}\text{C}$. For high-ambient refineries (e.g., Middle East), motors are custom-rated for $50^{\circ}\text{C}$ or $60^{\circ}\text{C}$ ambient operation, often requiring water cooling (IC81W).
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 Permanent Magnet Synchronous Motors Suppliers and Custom Explosion-proof Permanent Magnet Synchronous Motors 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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