Description
Product details
Double Side Flange Crane MotorCrane duty motors are specially designed for frequent starts/stops & reversing required in cranes & lifts of all types. They can also be used in applications such as material handling, weirs & sluices, auxiliary motors in rolling mills or wherever intermittent drives are required. Range: KW : 1.5 Pole : 4P Mounting : B5 Frame : 100 Voltage : 415V ± 10% or as required Frequency : 50Hz ± 5% or as required Ambient : 50°C. (Refer Table 1) Altitude : up to 1000m above msl (Refer Table 2) Rotor type : Squirrel cage aluminum die cast Enclosure : Totally enclosed fan cooled (TEFC) Protection : IP55 Ins. class : Class F with temp. rise limited to class B Duty cycle : S1 Standards : IS 12615 Table 1Table 2 Ambient temp. (°C) Deration factor for Power Altitude above msl (m) Deration factor for Power 50°C1.0010001.0055°C0.9615000.9760°C0.9220000.9425000.9030000.86 Construction: Castings: Crane duty motors end shields are made from high quality castings as per IS 210. All components are machined to correct accuracy & alignment. Stampings: The stampings are made from low loss high permeability steel. Terminal Box: Standard location of terminal box. Winding & Protection: All motors are wound with super enameled dual coat copper wires. This enable motors to be used for inverter applications as well. Features like vacuum pressure impregnation (VPI) & PTC thermistors embedded in stator winding can be provided on request. Earthing terminals: Two earthing terminals are provided, one in the terminal box & other on the motor body. Motors with integral brakes: These motors can be supplied with integral electromagnetic DC fail safe brakes with built in rectifiers .
