NOV Traction Motor 1230 HP QT-6

• Manufacturer: National Oilwell Varco – Baylor Generators & Motors (Sugar Land, Texas, USA)

• Type: A.C. Induction Motor

• Power (HP): Likely 1230 HP

• Voltage: Typically 600 V (sometimes 4160 V depending on configuration)

• Phase: 3-phase

• Frequency: 60 Hz

• RPM: ~900–1200 RPM depending on pole count

• Service Factor (SF): Commonly 1.0–1.15

• Duty: Continuous

• Insulation Class: Class F or H

• Enclosure: Weather-protected (often WPII or TEFC)

• Area Classification: Explosion-proof (Class I, Division 2, Group C&D)

• Temperature Rise: ~80–105 °C depending on rating

Typical Performance Specs (for Baylor 1200 HP motors)

• Full Load Amps: ~1100–1150 A (at 600 V)

• Locked Rotor Amps: ~600% FLA

• Locked Rotor Torque: ~60–70% of full load torque

• Pull-up Torque: ~70–80%

• Efficiency: ~95%

• Power Factor: ~0.85