V&T E5 Series User Manual page 143

command. The fan will run when in running status or the heat-sink temperature reach fan running
temperature.
E5−A series:
(T) T8.5kW and below power class: The fan will run after power on
(T) TTkW to 55kW : The fan is controlled by the heat-sink temperature
(3) 75kW to 90kW : The fan will run after power on
(4) TT0kW and above power class: The fan is controlled by the heat-sink temperature and running
command. The fan will run when in running status or the heat-sink temperature reach fan running
temperature.
XIV. What will happen if the CN1 busbar of the control board is loose or damaged?
(T) If the CNT busbar of the control board is loose or damaged, the cannot run or will report various errors.
Such as the may display "−LU−" , E.ocT, E.FAL, E.oHT, E.oHT, E.Cur and E.dL3,etc.
XV. How to solve the trouble if occur E.FAL fault?
(T) When the inverter trip by over current, over voltage, short circuited to ground, output phase imbalance,
etc. There may be occur E.FAL fault.
(T) Check the fault record of d0.00 to d0.05 and d0.TT E.FAL protection type:
d0.TT E.FAL protection type:
0: None
T: Module protection
T: Over current
3: Over voltage
4: Short circuited to ground
5: Vagueness state, interfere and all of above are possible
(3) Check when occur E.FAL fault:
A. Report E.FAL when power on
B. Report E.FAL when start to run
C. Report E.FAL during running status
(4) Integrated above data, parameter settings, hardware and the load to solve the problem.
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E5 Series High Performance Universal Inverter
Chapter 7
User's Manual
Troubleshooting