Chapter 8 - Options
8-7
Group 3
(Unit: mm)
5) Monitoring LEDs
* Group 1
LED Description
OHT
(GREEN,
LEFT)
When heat sink is overheated and the level exceeds its
setting limit, overheat protection is activated and OHT
LED is turned ON after DBU’s signal is shut off.
POWER
(RED)
POWER LED is turned ON upon inverter Power ON
because normally it is connected to the inverter.
RUN
(GREEN,
RIGHT)
RUN LED is blinking while DBU is operating normally
by motor regenerating energy.
OHT POWE RUN
IM
ynam ic
R
T
S
U
NP
(P2)
W
V
D
B1
N
P
G
WIRING
B2
B2
B1
U
rakingB
nit
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