Description

The YE3 Series cast iron three-phase motor is designed to deliver high energy efficiency and reliable performance in demanding industrial applications. Meeting the IE3 efficiency requirements of IEC 60034-30, it provides an ideal solution for reducing energy consumption and improving operational continuity.

Available in IEC frame sizes H160–H355 and power ratings from 11 kW to 315 kW, it is widely used in industrial pumps, compressors, woodworking machinery and hydraulic systems.

Designed for S1 continuous duty, the motor ensures stable operation even under heavy loads.

Key Technical Specifications

• Rated power: 11–315 kW
• IEC frame size: H160–H355
• Efficiency class: IE3 (IEC 60034-30)
• Rated voltage: 380 / 415 V
• Frequency: 50 / 60 Hz
• Insulation class: F (Class H available on request)
• Degree of protection: IP55
• Duty: S1 (continuous)

Construction Features

The robust, high-strength cast iron frame ensures mechanical stability and long service life.

The motor features:

• Vacuum pressure impregnated (VPI) windings
• Heavy-duty ball bearings
• Dynamically balanced rotor
• Service factors suited to industrial applications

The optimised electromechanical design delivers high reliability, low vibration and consistent long-term performance.