Electric motor 75 kW - 1500 RPM - 400/690V - IE3 - Cast Iron

Ref: GM3EL 280 S 4a

The Gamak 75 kW – 1500 rpm three-phase electric motoris a robust, high-performance, and reliablesolution, designed to meet the needs of the most demanding professionals. Equipped with a 4-pole cast iron motor, it guarantees excellent mechanical resistance, a long lifespan, and perfect adaptability to intensive industrial applications.

With a shaft height of 280 mmand a 75×140 mm shaft, this motor offers technical characteristics suitable for demanding installations. Available with B3, B5, and B35 mounts, it ensures great mounting flexibilityand easy integration into your existing equipment.

Compliant with current European regulations, the Gamak electric motor guarantees safe, efficient, and reliableoperation for numerous industrial, agricultural, or maintenance-related applications.

Every day, Dymatec Industriessupports industry professionals, maintenance services, the agricultural sector, machine manufacturers, and electric motor repairersby offering high-quality motorsthat are readily available and offer the best value for money.

  • Power

What you need to know about its technical composition:

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


Its smooth keyed shaft is 75x140 mm in diameter. This shaft has a 20x12 mm key at the M20 end.


As for its frame, it is standardized and made of cast iron. The cast iron electric motor has many advantages including: resistance to shocks and high temperatures, extended durability, and better sound insulation.


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

You can choose the mounting type that corresponds to your three-phase electric motor installation:

  • Foot mounted B3 - Mounting hole spacing 457x368mm
  • Flange mounted with smooth holes B5 - Flange diameter Ø550mm
  • Foot and flange mounted with smooth holes B35 - Mounting hole spacing 457x368mm and flange diameter Ø550mm

A 75 kW three-phase motor with advantageous characteristics.

Our priority is to offer you excellent quality across all our motors.

Our 75 kW electric motor has an IE3 Premium efficiency rating which sustainably reduces your energy consumption. This efficiency class is highly sought after by our customers because it allows you to save money.

By choosing the correct insulation class, you preserve the lifespan of your motor. The use of insulation class F for this motor allows a maximum permissible temperature of 155°C. It is perfectly suited to the specific requirements of certain applications.

You can install our 75 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 outdoors and indoors is easily possible.

Find below the technical characteristics of the 75 kW three-phase electric motor:

  • Reference: GM3EL 280 S 4a
  • Power: 75 kW
  • Speed: 1500 rpm
  • Shaft height: 280 mm
  • Supply voltage: 400/690V
  • Shaft Ø and length: 75x140 mm - 20x12 mm key
  • Efficiency: IE3
  • Protection rating: IP55
  • Cast iron frame
  • Winding: class F - Temperature rise class B

Dymatec Industries is committed to providing you with qualitative, reliable, and durable three-phase electric motors.

To answer your requests and questions, you can contact us, the team will be happy to assist you.

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

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