YASKAWA Varispeed-606PC3 Manual de Instruções Página 73

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1
.
VS-606PO3
INVERTER
MAIN
UNIT
(Cont'd)
1
.10
.2
Peripheral
Units
Note
:
Contact
your
YASKAWA
representative
for
further
information
.
Name
Model
(Code
No
.)
Function
Frequency
Meter
DCF-6A
Frequency
Setter
Provided
with
VS
operator
as
standard
.
Frequency
Meter
Available
as
separate
components
for
Adjusting
Potentiometer
remote
control
from
several
locations
.
Frequency
Setting
Knob
Install
at control
circuit
terminal
for
the
Potentiometer
calibration
of
frequency
meter
or
ammeter
and
frequency
reference
.
Used
for
power
supply
coordination
when
AC
Reactor
UZBA-~~
;
power
supply
capacity
exceeds
600
kVA,
or
for
improvement
of
inverter
input
power
factor
.
LNFB~=
;
Use
a
radio
nose
filter
to
eliminate
radio
Radio
noise
(Single-phase)
wave
interference
.
Protective
Filter
LNFD
~-A
It
is
provided
at
input
terminals
of
the
(Three-phase)
inverter
main
circuit
.
Enables
optimum
system
configuration
by
VS
System
Module
JGSM-1~
combining
-quired
VS
system modules
according
to
automatic
control
system
. .
Molded-case
Circuit
NF-
L-1
Installation
of
MCCB
at
power
supply
will
Breaker
(MCCB)
protect
the
inverter
connection
.
Magnetic
Contactor
H
1-r
E
MC
is
required
on
inverters
using
the
(MC)
`-'
dynamic
braking
function
.
Absorbs
surge
currents
by
opening
and
Surge
Suppressor
DCR2-
L
_;
closing
of
magnetic
contactors
and
control
relays
.
Must
:
be
installed
on
magnetic
contactors
or control relays
near
the
inverter
.
Output
Voltmeter
SCF-12NH
Voltmeter
for
PWM
inverter
.
Isolator
DGP~=
;
Isolates
the
inverter
input
and
output
signals to
reduce
induced
noise
.
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