YASKAWA Varispeed-606PC3

2
.
DIGITAL
OPERATOR
(J'VOP-114)
(Cont'd)
Protective
Explanation
Monitor
Fault
Function
Display
Contact
Output
External
Baseblock When
an external baseblock
signal is input,
Signal Input
the motor coasts to a stop .
When the
(BB)
Non
(Main
Circuit external baseblock
signal is removed, the
Operation
Transistor inverter
output is immediately turned on at
! !
~~ u
(Blink)
Instantaneous the previously
set frequency
Shut-off)
Inverter acceleration
is stopped when 170%
o m
or more of the inverter
rated current is
10 During
required by the load
Accel- This
prevents overload protection (OL 1,
CL a)
~o
eration OL2)
or overcurrent (OC) from occuring .
When
current is reduced to less than
170%,
E
°
c
acceleration is
enabled
Cx
0 , 0 2
C~
U
Output frequency
is decreased when 160%
-0 o
During
Normal
of the inverter
rated current or greater is
Non
~
' o Oper-
required by the
load .
This
prevents motor
Operation
oN
ation
and
inverter overload (OL 1, OL2) .
When
E a
current is reduced below 160%,
inverter
acceleration is enabled
.
Deceleration is stopped when
the DC
During
voltage is caused
to rise by motor
Deceler-
regenerative energy .
This prevents
~ -D If anon
overvoltage trips
(OV) . When DC voltage
0 a)
Q
'c
decreases, deceleration to the set value
resumes .