The energy efficiency motor is fully enclosed, self-fan-cooled three-phase asynchronous motors manufactured with new materials, new technologies and optimized design. They are also squirrel cage motors. They are energy-saving motors of the new generation.
They have center heights ranging from H80 to H355, with power ranging from 0.75KW to 315Kw. The number of poles is 2, 4, 6, and 8. IEC standards are followed for the installation dimensions. For the IE4 motors, the protection level is IP55, with IC411 as the cooling method.

The core advantages

a.Outstanding performance and power, featuring ultra-high operational efficiency and substantial starting torque.
b.Superior operating experience with low noise control levels.
c.Mature structure and heat dissipation, with a more rational body design.

Scope of Application

The energy efficiency motors function as general-purpose three-phase asynchronous motors, applicable to various machinery and industrial uses. Specific application areas include:
a.Compressors: Ideal for air compressors, refrigeration compressors, and similar equipment, they support scenarios such as factory pneumatic air supply and cold chain system refrigeration.
b.Fans: These motors can drive industrial exhaust fans, supply fans, boiler induced draft fans, and other fan varieties, meeting needs for workshop ventilation, HVAC systems, and boiler flue gas exhaust.
c.Pumps: Suitable for centrifugal pumps, submersible pumps, sewage pumps, and other pump equipment, they are used in industrial water circulation, water supply systems, sewage treatment, and other liquid transfer scenarios.
d. Additionally, the motors work with machine tool spindles, conveyor belts, mixers, and similar devices, supporting key production processes like machining, material handling, and mixing operations.

Operating environment

Rated voltage	380V
Rated frequency	50Hz
Working environment temperature	Shall not exceed 40℃
Altitude	Shall not exceed 1000 meters
Working mode	Continuous (S1)

Model Description

The composition and meaning of the squirrel cage motor product model are as follows:

IE4 energy efficiency motor4

Mounting Options

Common mounting options of energy efficiency motor include B3, B5, and B35. Other mounting options are also available upon request.
A customer has inquired whether vertical and horizontal models can be installed interchangeably.
For small motors, both mounting methods are interchangeable as long as installation conditions are met, since their bearing systems are essentially identical. However, for most motors, the structures of their bearing systems vary between these two mounting configurations.
For larger vertical motors, the considerable weight of the rotor results in deep groove ball bearings failing to offer adequate axial load capacity. This makes it impossible to ensure safe vertical operation of the motor. Angular contact ball bearings or other bearing combinations must be used instead.

Order Instructions

Please indicate the following information when placing your order:

Motor model	YE4-160L-4
Rated frequency	50Hz
Rated power	15kW
Rated Voltage	380V
Poles	4 poles
Protection level	IP55
Cooling method	IC411
Installation type	IMB3
Rotation direction	Clockwise direction [viewed from the extension end of the motor shaft]
Outlet box location	at the top of the motor

Note: If you have specific requirements for parameters such as frequency, voltage, ambient temperature, or altitude for IE4, please clearly specify these when placing your order. If the required data catalog is unavailable, you may also inquire about and request a customized version.

For more information, please contact us as follows:

IE4 energy efficiency motor