Helical Inline Gear motor.

Description :Helical Inline Gear motor to the model no. SK 973.1 - 112MP/4 TF for Axle pusher chain conve yor of Make M/s NORD or substantially equivalent with following features: Input Speed(rpm): 1440; Output speed(rpm): 21; Gear Ratio: 68.5; Power (kW): 4; Service Factor: 1.8; Output torque: 1817 Nm; Overhung lo ad: 25 kN; Axial Load: 22 kN; Motor Inverter Speed Range: Standard Line Powered Inverter Capable; Voltag e: 400/690 V; Frequency: 50 Hz; Efficiency Class: IE3; Current 1: 7.85 A; Current 2: 4.53 A; Cosinus: 0.83; M otor Duty: S1 - Continuous; Enclosure: IP55; Insulation Class - F; Mounting Pos - M1; Housing Material: Cast I ron Housing; Type of housing: Foot Mount; Output Shaft: Solid Keyed Shaft; Output Shaft (Dia X length): 60 X120mm; Output Shaft Material: Standard; Gearbox Breather Options: Auto vent; Gearbox Sealing Options: FKM Seals; Bearing Design: Standard Bearings; Motor Cooling: TEFC - Totally Enclosed Fan Cooled; Motor T hermal Protection: Thermistor; Motor Option: Fluoro Rubber Motor Seals; Height of output Shaft center from bottom of base plate: 225 mm; Mounting base plate details: Minimum plate thickness: 50 mm; 04 holes of

holes perpendicular to shaft: 250 mm; Note: - (i) Material of Construction: Fabricated Steel Housing (Stress relieved) (ii) All gears shall be manufactured from steel forgings or rolled bar made from steel 17CR NI MO6 /18CR NI MO6 (case hardening steel). (iii) All gears shall be case hardened to 58-62 HRC and profile ground . (iv) Output shaft shall be of EN 9 material Normalized to 201 BHN (min) (v) Bearing used shall be rolling el ement type of make SKF/NTN/Timken/FAG only. Special conditions: Above specified materials are the minim um required standard to be considered while designing the gear motor. [ Warranty Period: 18 Months aft er the date of delivery ] ] Consignee SSE AXLE FORGE MAINT., RWF Karnataka 2.00 Numbers Inspection Details Stage Inspection Not Required