YE4 Series High-Efficiency Three-Phase Asynchronous Motors

1. Product Overview

The YE4 series high-efficiency three-phase asynchronous motor is a new upgraded high-efficiency product independently developed by our company. Its efficiency complies with the Level 2 energy efficiency standard specified in IEC60034-30 . The installation dimensions of this product meet both IEC standards and national standards, enabling customers to achieve quick replacement.

The YE4 series motor features an attractive appearance, low loss, low noise, low vibration, safety, reliability, and easy maintenance.

2. Product Applications

The YE4 series high-efficiency energy-saving non-explosion-proof motor is widely used in mechanical equipment with no special requirements, such as agricultural machinery, food machinery, fans, water pumps, machine tools, mixers, air compressors, etc.

3. Basic Features

Frame Size: H63 - H355

Power: 0.12 ~ 315kW

Number of Poles: 2, 4, 6, 8

Voltage: 220/380V, 380/660V

Frequency: 50Hz

Duty Type: S1

Motor Housing: Cast iron, with fixed base

Terminal Box: Made of cast iron or steel plate, located on the top of the motor

Mounting Type: B3, B5, B35, V1, etc.

Insulation Class: Class F (assessed by Class B temperature rise)

Protection Class: IP55

Cooling Method: IC411

Wiring: For motors with power ≤ 3kW and voltage 380V, Y-connection is adopted; for motors with power > 3kW and voltage 380V, Δ-connection is adopted (Note: Corrected "3kg" to "3kW" as it is a likely typo)

Bearing Lubrication: Motors with frame size ≤ H132 use maintenance-free bearings; motors with frame size ≥ H160 use open-type bearings and are equipped with oil filling and draining devices

Remarks: Optional configurations available according to user requirements:

Voltage: 230/400V, 400/690V, 415V, 440V, 460V, 480V, etc. (can be customized as per user requirements)

Frequency: 60Hz or variable frequency (can be customized as per user requirements)

Duty Type: S2, S3 (can be customized as per user requirements)

Insulation Class: Class H (can be customized as per user requirements)

Protection Class: IP65 (can be customized as per user requirements)

Ambient Air Temperature: -15℃ ~ +40℃

Altitude: Not exceeding 1000m (Note: If the ambient air temperature and altitude differ from the above specifications, follow the provisions of GB 755)

Humidity: Maximum monthly average relative humidity not exceeding 90%

Note: The motor can be customized according to the user's operating environment requirements.

4. Ordering Guide

The following factors should be considered when selecting a motor:

Voltage: □ 380V, □ 660V, □ 380/660V, □ Others

Frequency: □ 50Hz, □ 60Hz, □ Others

Mounting Type: □ IMB3, □ IMB35, □ IMB5, □ IMV1, □ Others

Operating Environment: □ Indoor; □ Outdoor; □ Ambient temperature; □ Altitude; □ Others

Protection Class: □ IP55, □ IP56, □ Others

Connection Method between Motor and Driven Equipment

Duty Type: □ S1, □ Others

Insulation Class: □ 155 (Class F), □ 180 (Class H), □ Others

Rotation Direction: □ Clockwise; □ Counterclockwise; □ Bidirectional

Terminal Box Position: □ Top of the motor facing right (viewed from the shaft extension end); □ Others

Example of Requirements:

A motor with frame center height 315, 132kW, 2 poles, frame with base, end cover without flange, 380/660V, clockwise rotation, IP55 protection class, and Class F insulation is marked as follows:

YE4-315M-2 132kW 380/660V 50Hz IMB3 IP55 F

If the user has special requirements for voltage, frequency, protection class, rotation direction, mounting type, double shaft extension, noise, vibration, or terminal box connection, the consent of technical personnel must be obtained before manufacturing.