Warranty Card
- 120 -
Customer Feedback Form of Powtran Inverter Failure
Dear Customer: please fill out the form below in details so that we may better serve you:
Load and control situation
Electrical
power and
poles
Frequency range
under normal
working
□Fan□Textile
machine□Extruder
□Pump□Injection
machine□Other load
□Keyboard
□Terminal
□PID □Host
computer
□V/F control □Vector control without PG
□power-on □start run □in operation
□accelerate □decelerate
□E. oU1 □E.oU2 □E.oU3 □E.LU
□E.oH2 □E.SET □E.EEP □E.PId
□no display after power on □smoking after power on
□power board relay does not pull-in
□button malfunction □parameter can not be modified
□imperfect display □knob malfunction
□burnt □fan does not work □main circuit relay or contactor
does not pull-in □power resistors burned out
□no output voltage □output voltage unbalance □motor
with large vibrations □motor power inadequate