Constructive
description
04/2015
S.
36
5.4.
Electrical
system
A
three
‐
phase
power
supply
(400
V,
50
Hz)
is
required
on
site
for
installing
the
machine.
The
specific
connection
values
can
be
found
in
the
chapter
"Technical
data".
The
"Electric
System"
module
controls
the
machine
and
supplies
it
with
electric
energy.
The
processing
time
of
the
plant
and/or
the
bale
length
may
be
selected
freely
within
pre
‐
set
limits.
Further
information
can
be
found
in
chapter
6
"Operation".
Fig.
48:
switchgear
box
The
module
"Electric"
essentially
consists
of
the
following
components:
Switchgear
box
(1)
with
relay
(2)
motor
circuit
breaker
(3),
fuses
(4)
programmable
logic
controller
(5)
and
wiring,
•
emergency
push
‐
button
•
electrical
motor
at
the
unit
•
light
barrier
•
safety
switch
knotting
hood
•
inductive
limit
switches
press
in
front
press
rear
needle
bottom
(right)
needle
bottom
(left)
needle
at
top
(right)
twister
bale
length
•
signaller
oil
temperature
/lack
of
oil
•
On
funnel
extensions:
Light
barrier
level
control
safety
switch
revision
door
at
the
funnel
•
For
ramp
funnels
Ripcord
Safety
bar
as
the
case
may
be
•
heating
for
switch
gear
box
optional
Optionally
switch
gear
boxes
can
be
fitted
with
an
automatic
heating
which
also
ensures
trouble
‐
free
operation
in
winter.
Fig.
49:
switchgear
box
(inside)
The
built
‐
in
motor
circuit
breaker
protects
the
electrical
system
and
switches
off
when
overloaded.
The
setting
(H=Manual)
of
the
motor
circuit
breaker
must
not
be
changed.
If
the
motor
circuit
breaker
has
tripped,
it
can
be
reset
after
a
short
time
using
the
"RESET"
key
(20).
The
machine
is
then
ready
to
operate
again.
5
3
2
4