YASKAWA Varispeed-606PC3 User Manual

2
.
DIGITAL
OPERATOR
(JV( :)P-114)
(Cont'd)
Operation
when continuous
operation after
momentary
power loss is provided
is as described
below
(D When
undervoltage (UV)
is detected, the inverter
output is shut off
and the frequency reference
value
and run command given
before the
momentary
power
loss are held .
Additionally,
counting of the
undervoltage time
starts ; during counting, U u
is displayed,
blinking
on the digital display unit and
digital operator . If
undervoltage
is detected, the inverter
output is shut

J
a
off for the
minimum baseblock time
0 .5 sec .
C2)
After recovery
from the momentary power
loss,
after
checking that the inverter
DC voltage has
recovered sufficiently,
speed search operation
is
performed .
0
Speed search operation starts
when the inverter
output current
exceeds the speed
search operation
level . At this time,
the new frequency reference
value and run
command
are
read in . The
frequency
in
which the inverter output
current is smaller than
the speed
search operation level
is judged to be the
speed synchronized
point, and
reacceleration/
redeceleration is performed
up/down to the
set
frequency
in the set accel/decel time
.

YASKAWA Varispeed-606PC3 Specifications

General

Brand	YASKAWA
Model	Varispeed-606PC3
Category	Inverter
Language	English