Supply And Installation Of 30 Kw Lt Drive And Dvr Suitable For Smooth Running Of Overhead Tra Velling Wheels To Start And Stop (A4 Duty Cycle) For Electric Overhead Travelling Crane Offering Precise Contro L On Control Panel, Speed And Torque, Controlled Acceleration And Deceleration And Energy Efficient With Inp Ut Voltage 3 Phase 415 Ac ( With A Typical Tolerance Of +/- 10%), Input Frequency-50 Hz( With A Typical Toler Ance Of +/- 5%) And Output Frequency Range: 0 To 400 Hz. [ Warranty Period: 30 Months After The Date Of Delivery ] ]