Delta VFD-L Series

VFD-L Series
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
5-34
6 – 06
E
lectronic Thermal Characteristic
F
actory Setting: d 60
Settings d 30 to d 600Sec Unit: 1 Sec
This parameter can be set during operation.

The parameter determines the time required activating the I
2
t electronic thermal
protection function. The graph below shows I
2
t curves for 150% output power for 1
minute.
1
2
3
4
5
60Hz or more
50Hz
10Hz
5Hz
0
20
40
60
80
100
120
140
160
180
200
Operation
time(min)
Load
factor
(%)
6 – 07
P
resent Fault Record Factory Setting: d 0
6 – 08
S
econd Most Recent Fault Record Factory Setting: d 0
6 – 09
T
hird Most Recent Fault Record Factory Setting: d 0
6 – 10
F
orth Most Recent Fault Record Factory Setting: d 0
6 – 11
F
ifth Most Recent Fault Record Factory Setting: d 0
6 – 12
S
ixth Most Recent Fault Record Factory Setting: d 0
Settings d 0 No fault occurred
d 1 Over-current (oc)
d 2 Over-voltage (ov)
d 3 Overheat (oH)
d 4 Overload (oL)
d 5 Overload1 (oL1)
d 6 External fault (EF)
d 7 CPU failure (cF3)
d 8 Hardware protection failure (HPF)
d 9 Current exceeds 2 times rated current during acce. (ocA)
d 10 Current exceeds 2 times rated current during dece. (ocd)
d 11 Current exceeds 2 times rated current during steady state
operation (ocn)

Pr.6-07 to 6-12 store records of the six most recent faults that had occurred. Use the
MODE/RESET key to reset the drive when the fault no longer exits.