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Operating conditions and technical parameters of hoisting motor
admin 2023-08-29

Terms of Use

Normal operation can be achieved if the altitude is not more than 1000m. Class F applies to ambient air temperatures between-20℃ and 40℃, and Class H applies to ambient air temperatures between-20℃ and 60℃. Relative humidity is less than 90%.

basic form

Rated voltage: 380V

Rated frequency: 50Hz

Degree of protection: IP44 or IP54

Insulation class: F or H

Cooling method: self-cooling IC410(H112 to H132), fan cooling IC411(H160 to H250).

base duty

High speed S3-25%, low speed S3-15%.

device method

B3, B5, V1, YZ, YZR series motors are suitable for driving various types of lifting machinery, metallurgical machinery and other similar equipment special products, with greater overload capacity and higher mechanical strength. Therefore it is especially suitable for those short-term or intermittent operation frequent start braking sometimes overload and significant vibration and impact of the equipment.

Technical data

The power class and device size of the motor comply with the World Electrotechnical Commission (IEC) specifications, and the corresponding links are the same and interchangeable with the German DIN42681 and Japanese JEM1202 specifications. The insulation class of the motor is F class and H class. Class F is suitable for general places where the ambient air temperature does not exceed 40 ° C; Class H is suitable for metallurgical places where the ambient temperature does not exceed 60 ° C. Both motors have the same parameters.

The protection class of motors used in general places is IP44, and the protection class of motors used in metallurgical places is IP 54.

YZ series motors are squirrel-cage rotor motors and YZR series motors are wound rotor motors