Electric Motor Specifications
Type of EX-Protection | Class 1 Division 2 Group A,B,C,D T3 (NEC or CEC) Class 1 Division 2 Group A,B,C,D T3 (NEC or CEC) |
Mounting Designation | F1 or F2 F1 or F2 |
Voltage/Frequency | 4000V & 4160V ± 10%/60 Hz 4000V & 4160V ± 10%/60 Hz |
Full Load Speed | 894 rpm 894 rpm |
Electric Motor Type | Squirrel Cage Induction Motor Squirrel Cage Induction Motor |
Number of Poles | 8 8 |
Maximum Ambient Temperature | 104 °F 40 °C |
Full Load Current | 458 Amps 458 Amps |
Shaft | 8.5 in 216 mm |
Rated Torque | 20555 lb/ft 27869 N·m |
Maximum Altitude - Before Derate | 3300 ft 1000 m |
Locked Rotor Amps | 540% Code E 540% Code E |
Connection of Stator Winding | Star Star |
Standards | NEMA MG1 NEMA MG1 |
Duty | Continuous Continuous |
Enclosure Type/Method of Cooling | WP-II WP-II |
Locked Rotor Torque | 60% 60% |
Service Factor | 1.15 SF (1 VFD) 1.15 SF (1 VFD) |
No Load Current | 137 Amps 137 Amps |
Insulation | Class F Class F |
Temperature Rise | Class B at rated load Class B at rated load |