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Electric motor 75 kilowatts

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Why is a 75-kilowatt electric motor vital for industries?

A 75-kilowatt electric motor (approximately 100 horsepower) belongs to the category of high-power motors designed for processes requiring continuous and stable torque over long periods. This power level marks a turning point in industrial machinery, where motor stoppage can lead to significant financial losses and disruption of the entire production chain. Therefore, stability, efficiency, and build quality become critical features.

In the country’s industrial environments, where energy savings and operational stability are two main priorities, the uninterrupted performance of a high-quality 75-kilowatt electric motor directly impacts productivity and reduces electricity costs. Domestic manufacturers such as JAMCO, by offering products compliant with international standards (such as IEC), not only reliably meet domestic market needs but also, by focusing on high efficiency, enable optimization of maintenance costs and energy consumption.

A closer look at the technical specifications of the 75-kilowatt electric motor

Technical specifications of the 75-kilowatt electric motor

Choosing the right motor is not only based on rated power. To ensure service life, reduce energy losses, and achieve optimal performance, special attention must be paid to the technical details listed on the motor’s nameplate.

Comparative Table of Key Technical Specifications

Technical Specification Additional Description Value or Range Importance in Efficiency
Rated Power Output power in kilowatts and horsepower 100hp/75kW Indicator of power and application scope.
Voltage and Frequency Standard three-phase input power 380V/600V Essential compatibility with the industrial grid
Rated Speed (Motor RPM) Speed at full load (RPM) 750/1000/1500/3000rpm Match with the main machine’s needs (direct or via gearbox).
Efficiency Class (IE) Energy efficiency rating and loss reduction IE2, IE3 (preferred), IE4 Direct impact on electricity costs and informed selection.
Protection Degree (IP) Resistance against the work environment IP54/IP55 Protects windings against moisture and dust.
Frame/Casing Material Motor body construction material Cast Iron High strength, better heat dissipation at high power, and mechanical resistance.
Mounting Method Foot-mounted or flanged model IM B35, IM B5, IM B3 Compatibility with the chassis and installation site

Energy Efficiency Standard (IE Class): Necessity or Choice?

In a 75-kilowatt motor, which is a major electricity consumer in the factory, selecting the efficiency class will be your most important financial decision.

  • IE2 Motor: High efficiency, but gradually becoming obsolete in advanced industries.

  • IE3 Motor (Premium Efficiency): The new global standard for reducing core and winding losses. Despite the higher initial price, electricity cost savings quickly offset the upfront cost. Our professional recommendation is JAMCO IE3 models for continuous operation.

  • IE4 Motor (Super Premium Efficiency): The highest efficiency, ideal for industries operating 24/7 aiming for maximum energy savings.

Do you need specialized consultation to choose the most optimal electric motor?

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Protection Degree (IP) and Insulation Class

  • IP Protection Degree: For high-power motors, IP55 has become a standard. This protection ensures that your 75-kilowatt motor will not be damaged in humid environments, outdoors, or areas with airborne particles (such as cement factories).

  • Insulation Class: JAMCO motors usually use class F or H. Using class H in a 75-kilowatt motor guarantees winding resistance against high temperatures and directly increases the motor’s lifespan and reliability.

Key Applications of the 75-kilowatt Electric Motor in Industry

The 75-kilowatt power makes this motor ideal for a wide range of heavy industrial processes:

Applications of 75-kilowatt electric motor

Critical Role in Oil, Gas, and Petrochemical Industries

In these industries, the 75-kilowatt motor is often used to drive heavy fluid transfer pumps, large tank mixers, or process compressors.

In environments with high explosion risk, choosing the right type is vital. To learn more and inquire about the price of explosion-proof electric motors 75 kilowatts approved by JAMCO, please click here.

Use in Mines, Cement, and Heavy Conveyors

In these environments, the need for very high starting torque to move loaded conveyors or large mills is critical. The cast-iron body of these motors provides the mechanical strength required against vibration and shock.

Advantages and Disadvantages of 75-kilowatt Three-phase Models

Advantages Disadvantages
Excellent thermal stability: The use of cast-iron frames in JAMCO models ensures effective heat dissipation during continuous operation. High starting current: At startup, it draws a large current requiring proper control equipment (soft starter/VFD).
Wide range of motor speeds: Ability to select the right speed for each specific application (750rpm for high torque, 3000rpm for fans). Heavy weight: Transport and installation of a 75-kilowatt motor requires lifting equipment and great care.
Access to services and spare parts: For domestic brands like JAMCO, spare parts supply and specialized servicing are easily available. High initial cost: The initial investment is significant and must be justified by lifespan and efficiency.

Expert Buying Guide: Key Points for Smart Decision-making

For a successful purchase of a 75-kilowatt electric motor, beyond power and speed, you must pay attention to the following details:

Buying a 75-kilowatt electric motor

Importance of Warranty, After-sales Service, and Product Authenticity

When purchasing critical equipment of this power, brand authenticity and warranty credibility are more important than anything else. JAMCO products, with valid warranties and technical support, guarantee minimal downtime in your production process.

To view the full product catalog, warranty details, and updated prices, please visit the JAMCO Electric Motor Purchase page.

Considerations Regarding Coupling and Foundation

Due to its weight and high torque, the 75-kilowatt motor requires a strong foundation and precise alignment. Any misalignment in coupling or vibration caused by an improper foundation can lead to serious damage to bearings, shafts, and reduced motor lifespan. During installation, Vibration Analysis of the motor is essential.

Price Review and Cost Factors

The price of a 75-kilowatt electric motor is directly influenced by currency fluctuations, raw material prices (copper and cast iron), and manufacturing technology:

  1. Efficiency Class (IE Class): IE3 and IE4 motors are more expensive due to the need for higher-quality copper and optimized core design.

  2. Brand and Warranty: Reputable domestic brands with long-term warranties are priced differently compared to lesser-known brands.

  3. Type of Winding: Using high-quality insulation and thermal class H winding increases the price but ensures motor stability.

Conclusion

The 75-kilowatt electric motor is a vital backbone in the industrial power supply chain. Choosing wisely not only maximizes your production line efficiency but also reduces long-term operating costs through optimized energy management (by selecting IE3/IE4). Relying on an experienced domestic manufacturer like JAMCO guarantees access to support services, spare parts supply, and product authenticity. By carefully considering technical specifications such as IE efficiency class, IP protection degree, and insulation class, you can make an informed decision that benefits your business for years.

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sales@jemcomotor.ir


آدرس دفتر مرکزی:
تهران -بزرگراه متوسلیان (فتح) خیابان فتح هفدهم کوچه ایثار 5- پلاک 13

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