W22 IE3 WFF2 ELECTRIC MOTOR – 50HP, BODY : 200L, POWER : 37 KW (50 HP-CV), NUMBER OF POLES : 4, FREQUENCY : 60 HZ, NOMINAL VOLTAGE: 440 V, NOMINAL CURRENT: 61.2 A, STARTING CURRENT: 392 A, IP/IN : 6.4, NO-LOAD CURRENT: 24.0 AMPS, NOMINAL ROTATION : 1775 RPM, SLIP : 1.39, NOMINAL THRUST: 20.3 KGFM, STARTING TORQUE: 250, MINIMUM SETUP: 195, MAXIMUM SETTING: 270, INSULATION CLASS: F, SERVICE FACTOR: 1.25, MOMENT OF INERTIA (J) : 0.3728 KGM²., LOCKED ROTOR TIME: 20 S (HOT) 36 S (COLD), TEMPERATURE RATE: 80 K, OPERATING MODE : S1, AMBIENT TEMPERATURE : -20 °C TO +40 °C, ALTITUDE : 1000 M, DEGREE OF PROTECTION: IPW55, METHOD OF COOLING : IC411 – TFVE, CONSTRUCTION FORM: B3D, DIRECTION OF ROTATION: BOTH, NOISE LEVEL : 66.0 DB(A), VIBRATION CLASS : A, START-UP METHOD : DIRECT START, COUPLING : DIRECT, APPROXIMATE MASS : 266 KG, PAINTING PLANE : 203A, COLOR : RAL 5009, CATEGORY : N