Marathon Motors 20 HP Vector Motor,3-Phase,1770 Nameplate RPM,230/460 Voltage,Frame 256TC – 256THTNA8038

Vector Motor; Motor Application: Crane; Motor Design: 3-Phase; Motor Enclosure Design: Totally Enclosed Nonventilated; HP: 20; Nameplate RPM: 1770; Speed Range: 2000:1 CT; Max. Speed: 4,200 RPM; Frame: 256TC; Max. Operating Frequency: 90 Hz; Voltage: 230/460; Hz: 60; Phase: 3; Full Load Amps: 52/26; Motor Mounting Type: Face/Base; Motor Mounting Position: Horizontal; Motor Shaft Rotation: CW/CCW; Motor Bearings: Ball; Motor Service Factor: 1; Motor Thermal Protection: T-Stat; Ins. Class: H; Insulation Feature: Class F; Ambient Temperature: 40 Degrees C; Nominal Efficiency: 94.1 %; CC Number: CC003A; Motor Efficiency Group: NEMA Premium Efficient; NEMA Design: A; Motor Frame Material: Cast Iron; Finish: Blue Enamel; Base: Rigid; Duty: Continuous; Encoder Acceptable: Yes; Encoder Shaft: 5/8 in x 1-3/4 in; Motor Shaft Design: Keyed; Shaft Dia.: 1 5/8 in; Shaft Length: 3 3/4 in; Overall Length: 27 1/8 in; Standards: CE, CSA Certified (LR2025), UL Recognized (E49747); Warranty: 3 yr; RPM Range: 1701-1800; Voltage Compatibility: 220-230/460, 230/460, 460