Product Name: Siemens Beide Yvf Series Variable Speed Asynchronous Electric Induction AC Motor for Axial Fan Water Pump Conveyor Model NO.: YVF2 Certification: ISO9001, CCC Starting Mode: Direct on-line Starting Number of Poles: 4 Casing Protection: Closed Type Function: Driving Number of Stator: Three-Phase Speed: Variable Speed Application: Industrial frame Size: 80-355 Runing Zone for Constant Torque: 5~50Hz Runing Zone for Constant Power: 50~100Hz Color: Grey (as Customers Required) Cooling Type: IC416 Protection: IP54 Insulation: F Voltage: 380V Site Altitude: up to 1000m Above Sea Level Coolant Temperature: -15~40