S8VS
Self-Diagnostics Function
Numbers in the following table indicate the number used in Nomenclature on pages 14 and 17.
(6) Main display
Description
Output status
Restoration method
Setting after
restoration
---
Noise detected in voltage or
current
No change
Automatic reset.
No change
h\t
Overheated
Maintenance
forecast output
terminal (Yrs) turns
OFF.
Automatic reset.
No change
e01
Undervoltage alarm set value
memory error
Undervoltage
output terminal (DC
LOW) turns OFF.
Press and hold the Up Key
U
(9) or Down
Key
D
(10) for three seconds and check
the set value of the corresponding point.
The set value must return to the shipment
setting
Shipment setting or
value set in the
setting mode again
e02
Memory error of alarm set value
of maintenance forecast monitor
or total run time monitor
Maintenance
forecast output
terminal (Yrs) turns
OFF or total run
time output terminal
(kh) turns OFF.
e03
Other memory error
Undervoltage
output terminal (DC
LOW) turns OFF.
Maintenance
forecast output
terminal (Yrs) turns
OFF or total run
time output terminal
(kh) turns OFF.
Turn the AC input OFF then ON again.
If the Product is not reset, contact the
dealer.
No change
e04
,
e05
Hardware error
(S8VS-48024A/B only)
Undervoltage
output terminal (DC
LOW) turns OFF.
Maintenance
forecast output
terminal (Yrs) turns
OFF or total run
time output terminal
(kh) turns OFF.
Turns the AC input OFF then ON again.
If the Product is not reset, contact the
dealer.
No change
Note: 1. External noise is probable as a cause of “
---
”, “
e01
”, “
e02
”, “
e03
”, “
e04
”, and “
e05
” errors.
2. Operation out of the derating curve area, ventilation error, and incorrect mounting direction are probable as a cause of “
h\t
” error.
3. If the “
h\t
” error state continues for more than three hours, the maintenance forecast monitor function becomes invalid. The Yrs output
(Maintenance forecast output terminal (Yrs)) will remain OFF (no continuity).
Replace the power supply if this condition occurs even if the output is correct, as internal parts may be deteriorated.
4. The “
h\t
” error detection function is only for the S8VS-
20
Summary of Contents for S8VS 120-W
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