Electric motor 250 kW - 1500 RPM - 400/690V - IE3 - Cast Iron

Ref: GMM3E 355 M 4a

The Gamak 250 kW – 1500 rpm three-phase electric motoris an industrial motor designed for applications requiring high power, maximum robustness, and lasting reliability. Thanks to its cast irondesign and 4-poletechnology, it offers excellent mechanical resistance, great operational stability, and the ability to meet the demands of the most challenging industrial environments.

Equipped with a shaft height of 355 mmand a shaft of 100 × 210 mm, this motor has technical characteristics suitable for installations requiring powerful drive and reliable power transmission. The B3, B5, and B35mounting options allow for versatile installation and easy adaptation to different types of industrial machinery and equipment.

Compliant with current European standards, the Gamak 250 kW motor ensures safe operation, optimal efficiency, and consistent performance, even under intensive use. It represents an ideal solution for heavy industrial equipment, production lines, conveying systems, agricultural applications, and all installations requiring powerful and robust motorization.

At Dymatec Industries, we put our expertise at the service of industry professionals, maintenance teams, machine manufacturers, agricultural companies, and electric motor repairers. We offer reliable motorization solutions, available with short lead times and providing excellent value for money, to sustainably support the performance of your equipment.

  • Power

How does our 250 kW electric motor work?

This three-phase electric motor has a rotational speed of 1500 rpm at a frequency of 50 Hz.

Its smooth keyed shaft is 100x210 mm in diameter. This shaft has a 28x16 mm key at the M24 end.

Its frame is made of standardized cast iron, perfectly suited for the most robust applications. Its shaft height measures 355 mm.

It must be powered by 400V and rotates in both directions. If desired, you can start this 4-pole motor with a star-delta start or a frequency converter.

The mounting type should be selected according to the application on which the motor will be installed:

  • Foot mounted B3 - Footprint diameter 610x560mm
  • Flange mounted with plain holes B5 - Flange diameter Ø800mm
  • Foot and flange mounted with plain holes B35 - Footprint diameter 610x560mm and flange diameter Ø800mm

Below are the technical characteristics of the 250 kW motor:

  • Reference: GMM3E 355 M 4a
  • Power: 250 kW
  • Speed: 1500 rpm
  • Shaft height: 355 mm
  • Supply voltage: 400/690V
  • Shaft Ø and length: 100x210 mm - 28x16 mm key
  • Efficiency: IE3
  • Protection class: IP55
  • Cast iron frame
  • Winding: Class H - Temperature rise Class B

A 250 kW three-phase electric motor with advantageous characteristics.

Our priority is to guarantee excellent quality across all our motors.

Our 250 kW electric motor has a high IE3 efficiency, significantly and sustainably reducing your energy consumption. This efficiency class is highly sought after by our customers because it saves you money.

By choosing the correct insulation class, you preserve the lifespan of your motor. The use of insulation class H for this motor allows a maximum permissible temperature of 180°C. It is perfectly suited to the specific requirements of certain applications.

You can install our 250 kW three-phase electric motor on:

  • Pumps
  • Fans
  • Grinders
  • Agricultural machinery (potato planters, beet harvesters, etc.)
  • Industrial machinery
  • Packaging equipment
  • Presses
  • And many other applications...

In addition, its IP55 protection rating is effective and practical against dust and water splashes. This is why installation both outdoors and indoors is easily possible.

The entire Dymatec Industries team remains available for any further information. Please do not hesitate to contact us.

Moteur électrique industriel avec boîte de vitesses et composants mécaniques robustes en acier bleu

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