Overview Product Description Automatic reset thermal protector prevents overheating. Patented MAXGuard® insulation system offers superior protection for use with a variable frequency drive. Permanently lubricated, double-sealed bearings extend the lifetime of the motor. Ambient temperature up to 70°C allows for consistent operation in a range of environments and applications. Vertical/horizontal mounting for proper placement of the fan within airflow. Nameplate Specifications Phase: 1 Output HP: 1 Hp Output KW: 0.75 kW Voltage: 115/208-230 V Speed: 1725 rpm Service Factor: 1 Frame: 56Z Enclosure: Drip Proof Thermal Protection: Automatic Efficiency: 69 % Ambient Temperature: 40 °C Frequency: 60 Hz Current: 14.4,7.2-7.2 A Power Factor: 0 Duty: Continuous Insulation Class: B KVA Code: J Drive End Bearing Size: 6203 Opp Drive End Bearing Size: 6203 UL: Recognized CSA: Yes CE: N Number of Speeds: 1 Technical Specifications Electrical Type: Capacitor Start Induction Run Starting Method: SM Poles: 4 Rotation: Counterclockwise/Clockwise Mounting: Resilient Base Motor Orientation: ANY Drive End Bearing: BALL Opp Drive End Bearing: Ball Frame Material: Rolled Steel Overall Length: 10.77 in Frame Length: 7.15 in Shaft Diameter: 0.630 in Shaft Extension: 2.25 in Cross Reference: 5KC49NN0061T Marathon B311 6K321 MB311 C523 56C17D5322 C523V1 UC523V1 Product Videos Custom Field Product Reviews