3 Phase Motor Variable Speed 4KW

YVFE5 series 3 phase motor variable speed is derived from YE5 series motor, which meets GB/T 755"Rotating Electrical Machines-Ratings and Performance". The cooling method is lC416,and the efficiency meets with lE5 in GB/T 32891.2-2019 "Rotary Motor Efficiency Classification(IE Code) Part 2:Variable Speed AC Motor. This series of motors can completely replace YJTG, YVF2, YVFE2, YVFE3, YVFE4 series low-voltage variable frequency speed-regulating three-phase asynchronous motors.

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Description

Technical Parameters

Brief Introduction

3 phase motor variable speed 4kw can be used in heavy machinery, such as mechanical presses, steel mills, water pumps, casting equipment, excavators and large contour machines. The motors used in these devices can not only improve work efficiency, but also reduce labor costs in the production process and save energy resources. The high efficiency, high torque and stable performance of the three-phase motor is one of the main reasons why it is widely used in the industrial production field and is favored by everyone.

Heavy machinery generally refers to construction machinery, including tower crane, static pile press, construction elevator, diving drilling machine, concrete mixing station, crawler excavator, crawler bulldozer, crawler crane, diesel pile driver, roller, rotary drilling machine, high-speed hoist, vibration settling (static pressure vibration) pile extractor, high-pressure rotary pile spraying machine, concrete mixer, etc.

The configuration and maintenance of 3 phase motor variable speed is used in heavy machinery and equipment is also very important, and only the correct configuration and timely maintenance can ensure the normal operation of the equipment. The necessary inspection and maintenance of the motor should be carried out, and regular replacement of parts and maintenance of equipment during long-term use are necessary measures to maintain the stable operation of the equipment. Only in this way can we ensure the production efficiency and the normal use of the equipment.

Main Technical Parameters

Frame	H160mm
Power Scope	4kW, 5.5KW
Voltage	380V
Frequency	5~70HZ, 5~100HZ
Number of Poles	8P
Speed	740rpm
Cooling Mechod	IC416
Protection Grade	IP54/IP55
Insulation Class	F(155℃)
Duty	S1
Connection	Y/Delta
Mounting Type	IM B3
Vibration	≤2.4mm/s
Ambient Temperature	-15℃ ～ +40℃
Altitude	≤1000m
Humidity	Average monthly peak relative humidity is 90%