7-19
(8) Motor overheat
NO
NO
YES
YES
NO
NO
Related codes:
E30, E31, E32, and P30
Cooling fan fault is
suspected.
Contact FUJI.
Take measure to
decrease ambient
temperature.
Decrease load.
Increase motor capacity.
Review power supply
system.
Remove obstacle.
Use function
code P02 to select
corresponding motor.
Inverter specifies VG7
motor parameters
automatically.
Thermistor is defective.
Operate with spare
thermistor.
YES
NO
YES
NO
Execute motor parameter
tuning
(function code H01).
Is input voltage of cooling
fan within specification?
Is motor dedicated to
VG7?
Motor overheat
OH4
Motor or inverter fault is
suspected.
Contact FUJI.
YES
NO
YES
NO
YES
Is motor cooling fan
running?
Is air passage of cooling
fan stuffed?
Is motor ambient
temperature within
specification?
Is load too heavy?
Do motor parameters
(function code P and A)
match companion motor?
Does Motor overheat
alarm repeat?
YES
Is function code
specified according
to thermistor
(PTC or NTC)?
Specify function code
according to thermistor.
Check if activation level
(E32) is specified
correctly when you use
PTC thermistor.
YES
NO
Replace thermistor with
spare.
Содержание 5000VG7S Series
Страница 7: ...0 6 Warning Label Position for Inside the Inverter...
Страница 23: ...2 5 Basic Wiring Diagram Figure 2 3 1 Basic Wiring Diagram...
Страница 36: ...2 18 l Control circuit terminals Control circuit terminals Screw size M3...
Страница 94: ...9 4 FS5941 40 47 Figure 9 1 FS5941 60 52 FS5941 86 52 Figure 9 2...
Страница 96: ...9 6 RF3280 F11 RF3400 F11 Figure 9 5 RF3880 F11 Figure 9 6 6 6 Figure 9 7 F200160...