Frame: 128 Output: 10550 kW Rated voltage: 12470V Stator Connection Y Rated current: 499.4 A Poles: 04 Frequency: 60 Hz Rated speed :1800 rpm Duty: S1 Power factor: 1 Excitation: BRUSHLESS Rated torque: 41280.5 Ib.ft Pull-out torque: 61920.7 Ib.ft Mounting: IM1001 Protection Degree: IP55 Cooling: IC81W Overload: 1.5x1n per60 s Stator insulation class: F Stator temperature rise: Class B Service factor:1,00 Rotor insulation class: H Rotor temperature rise: class F Ambient temperature: 40 C Altitude: 7200 ft Approx. weight: 60060 Ib Rotor Inertia (J=GD^2/4): 12496 Ib.ft^2 Noise level: 85 dB(A) Vibration: STANDARD 1.8 mm/s rms Overspeed: 1.25xn per 120s Starting method : FREQUENCY INVERTER Coupling : DIRECT Direction of rotation – CLOCKWISE