Air Circulator, Blade Dia. 30 In., Stationary, Oscillating, Speeds 2, Voltage 115V, 1 Phase, CFM High 9612, CFM Low 8674, Air Velocity (FPM) @ 20 Ft. 710/650, Motor HP 1/2, Motor RPM 1075/750, Operating Amps 4.1/2.6, Mounting Location Wall, Pedestal or IBeam, Fan RPM 1075/600, Industrial, Assembled AssembledOutside Dia. 33 In., Includes Mounting Bolts Standard1-phase units feature factory wired, 10-ft. 3-cond. power cord with grounded, molded plug; 3-phase 208V and 277V units are hardwired. 208V and 277V air circulators reduce amp draw and can be wired with industrial lighting systems.Pull chain switch for easy operationIndustrial Assembled Air Circulator HeadsHigh-efficiency corrosion-resistant aluminum propellers, except 36" sizes have steel blades. Circulator heads tilt and lock to direct airflow. Additional accessories sold on page 4434.UL and C-UL Listed.Totally enclosed motors Ball bearings Preassembled OSHA-compliant gray polyester powder-coated wire guards, except where noted Max. ambient temp.: 104 F, except where noted of blades: 3 (1ZCN7 has 2)