(7) Input phase loss (LPV)
Input phase loss
LPV
Are power supply wires
connected to all of
terminals L1/R, L2/S and
L3/T of the main circuit?.
Connect power supply
wires to all the three
phases.
Are screws on the
terminal block loosened?
Is the interphase voltage
unbalance large in the three-
phase source voltage?
Power supply failure.
Examine the power
supply system including
wiring.
Retighten the screws on
the terminal block.
YES
NO
NO
YES
YES
NO
Converter failure or
malfunction caused by
noise is probable.
Contact FUJI.
(8) A/D converter error (Er8)
Converter failure or
malfunction caused by
noise is probable.
Contact FUJI.
A/D converter error
Er8
Is there a short circuit or
dust accumulation on the
printed circuit board?
Correct faults.
YES
NO
7-7
Содержание RHC-D 690V Series
Страница 8: ...Location of General Precaution and Warning Labels PWM Converter RHC D Series vi...
Страница 153: ...10 3 External Dimensions Rank 3 Converter stack RHC132S 69DE RHC160S 69DE RHC200S 69DE 10 4...
Страница 154: ...Rank 4 Converter stack RHC250S 69DE RHC280S 69DE RHC315S 69DE RHC355S 69DE RHC400S 69DE RHC450S 69DE 10 5...