In separator VFD frequently trip with OVER VOLTAGE Fault
What is the reason?

Answer Posted / jayamohanan

YOU HAVE TO CHECK THE OVER VOLTAGE SETTING OF THE VFD,THAT SHOULD BE ABOUT 420 TO 430 FOR THREE PHASE MOTORS AND 240-250 FOR SINGLE PHASE.

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

draw the block diagram of a level transmitter ?

1939


what is scale factor of proximitor & unit of the vibration.

1688


when placing a vent or drain hole on an orifice plate should you measure from the center of the bore up or down for the vent placement?

1310


Is it ok, to use non-contact type Radar type LT, on a tank that is half circular from the bottom side? If yes the, isn't the waves gonna bent in other directions? 

1724


What is super thermocoupal?

1701






How do you identify an orifice in the pipeline?

679


In turbine what does term CDP, NH, HSSOC means.

1343


Please tell me details about Sox,Nox,SWAS analyser????

3292


Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.

2719


how to calibrate mass flow meter (Coriolis)? Example calibration range: 0 to 2500 kg/hr line size 3" fluid: Etheline glycol (MEG)

2256


what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?

2071


What is the difference bitween control net scaner and device net scaner

2955


What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?

1516


we have level transmitter for h2s04 storage tank capacity 10k ,always there are failure of transmitter due to failure of magnetic floats ,please come up with solutions at the earliest.

1599


How to Calibrate Vibration Probe (Axial, Redial) in field

720