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IE3 Premium Efficiency Motors Manufacturers

IE3 Premium Efficiency Motors

-- Steady & Reliable Manufacturer --

Introduction

The **4-Pole motor** is the most commonly used motor type in global industry. For 50Hz power supplies, the nominal speed is $1500 \text{ RPM}$ (with a slight slip resulting in a running speed around $1450 \text{ RPM}$). This speed provides an optimal balance between torque (power) and component wear, making it suitable for direct-drive applications on standard gearboxes, pumps, and fans. Our **4 Pole Motors** are available in all required protection classes (Ex d, IE3, etc.), offering maximum flexibility and interchangeability for factory standardization.

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Why choose us?

Application Industries

  • Centrifugal Pumps: Ideal speed for most fluid transfer duties in chemical and water plants.

  • Belt and Roller Conveyors: Motors driving material handling systems.

  • Screw and Piston Compressors: Commonly used speed for air and process gas compression.

  • Machine Tools: Drives for general-purpose lathes, mills, and mixers.

Popular Industries And Applications

Key Specifications

Parameter Detail
Number of Poles 4-Pole
Synchronous Speed (50Hz) 1500 RPM
Typical Running Speed (50Hz) $1450 \text{ RPM} \sim 1490 \text{ RPM}$
Protection/Efficiency Available in Ex d, Ex de, Ex ec, and IE2/IE3 ratings
Mounting Options IMB3 (Foot), IMB5 (Flange), IMB35 (Combined)

Hardcore Parameters

Key Advantages

  • **Universal Application:** Matches the required speed and torque of the majority of industrial equipment globally.

  • **Easy Replacement:** Highly standardized design ensures quick sourcing and interchangeability across different manufacturers.

  • **High Reliability:** The mechanical design is optimized for this rotational speed, resulting in long bearing life and low vibration compared to 2-pole motors.

  • **VFD Optimization:** Easily controllable via Variable Frequency Drives (VFDs) to operate effectively over a wide range of speeds (e.g., $750 \text{ RPM}$ to $2000 \text{ RPM}$).

1-Minute Selection Guide

Customized services

Our Advantages

Payment & Shipping Terms

  • Stock Levels: We maintain the deepest inventory for 4-Pole standard frame sizes, ensuring immediate availability.

  • Volume Orders: Excellent pricing structure available for clients standardizing their facility on 4-pole motors.

  • Data Sheets: Comprehensive 4-pole motor data sheets are available for instant download on our website.

Frequently Asked Questions

Frequently Asked Questions

  • Q: Why does the motor run slightly slower than $1500 \text{ RPM}$?
  • A: This difference is called "slip." All asynchronous (induction) motors require slip to generate torque. The running speed is always slightly less than the synchronous speed ($1500 \text{ RPM}$).
  • Q: When should I choose a 2-Pole motor instead of 4-Pole?
  • A: Choose a 2-Pole motor ($3000 \text{ RPM}$) when you need higher speeds, typically for smaller pumps or fans that require less torque and higher flow rates.
  • Q: Are 4-Pole motors efficient?
  • A: Yes. The 4-Pole design inherently lends itself to high-efficiency construction, especially in our IE3 and IE4 product lines.
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 IE3 Premium Efficiency Motors Suppliers and Custom IE3 Premium Efficiency 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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