Y2/Y3 Series H80-355 Low Voltage Three Phase Electric Motor

Y2/Y3 series small sized low-voltage three-phase induction motor (H80~355) is the national united designed series motor. It has excellent performance. Y355 & YR315~355 series small sized low voltage induction motor have been designed and developed in 1980s and through 30 years development, now they already have reached to consummation. The products have been produced in a large volume and exported to more than 20 countries and regions, even all over the countries, and they have got the good appraisal form the users.

This series products adopt the high quality materials, good manufacturing process, have the characteristics of high efficiency and energy-saving, small vibration, reliable operating and convenient for mounting and maintenance etc.
The power grade, electric property, mounting dimensions and tolerance are coincident with national standard GB755 Rotating Electric Motor Rating and Property, International Electrical Committee standard IEC34-1 Rotating Electric Motor Rating and Property, and machinery industry standards JB/T10391-2002 etc.

The out cover protections of this series of motor are IP44, IP54 and IP55 in accordance with the standard of GB4942.1 and IEC34-5 Enclosure Protection Levels of Rotating Electrical Machine.

The cooling method is IC411 in accordance with the standard of GB/T1993 and IEC34-6 Cooling Methods of Rotating Electrical Machine.

The structure and Installation method of this series of motor is IMB3 (horizontal with footing, end shield without flange), IMB5 (frame without footing, end shield with flange), IMB35 (frame with footing, end shield with flange), which complies with the specifications of GB997 and IEC 34-7 Motor Structure and Mounting Type Code.

2. Application Ranges

This series of motor may be used for driving all kinds of general machines such as the compressor, ventilation fan, water pump, stock-removing machine, transportation machines and other mechanical equipment, and are applied as the prime mover in all industrial and mining enterprises such as the mine, machinery, petrochemical industry and power plant, etc. If the users place an order for the motors that are used for driving the machines with huge rotary inertia such as the blower, coal grinder, rolling machine, crusher, belt machine, etc, they shall provide us with relevant technical data, sign the technical agreement with us as the basis for specific design of motor to ensure the reliable operation of motor.

(1) Sea level is not over 1000m;

(2) The highest ambient temperature is not over 40℃, The lowest ambient temperature is -15℃;

(3) In moist month, the monthly overage highest relative humidity is 90%, at the same time, the monthly

overage lowest temperature is not over 25℃;

(4) The frequency of power source is 50Hz±l%;

(5) The variation of work voltage is not over rated voltage±5%;