Installation
‐
Electrical
Supply
Mains
19
6.5.2
Mains
Connectivity
Follow
the
procedure
below
to
connect
the
appropriate
3
‐
Phase
power
to
the
chiller’s
main
circuit
breaker
disconnect.
The
chiller
is
equipped
with
a
1
‐
3/8”
conduit
fitting
on
the
right
side
of
the
electrical
enclosure
(See
Figure
7)
to
facilitate
mains
connectivity.
1.
Open
the
electrical
enclosure
by
turning
the
main
circuit
breaker
disconnect
handle
to
the
OFF
position
and
releasing
the
quarter
‐
turn
latches
using
a
flathead
screwdriver
(refer
to
Figure
7).
2.
Remove
the
cap
on
the
electrical
enclosure
conduit
(1
‐
3/8”)
located
on
the
right
side
of
the
chiller.
3.
Route
the
supply
power
through
the
conduit
and
into
the
electrical
enclosure.
4.
Wire
mains
power
to
the
main
circuit
breaker
disconnect
according
to
the
label
located
above
the
disconnect.
5.
Wire
the
ground
lead
to
the
provided
ground
lug
(refer
to
Figure
9).
WARNING
This
procedure
involves
a
risk
of
electric
shock
that
could
cause
property
damage,
injury
and/or
death.
All
electrical
connections
should
be
performed
only
by
properly
trained
and
certified
electricians
wearing
proper
protective
gear
and
using
properly
insulated
tools.
Before
attempting
to
make
any
electrical
connections
or
disconnections
to
the
chiller:
Verify
that
the
chiller’s
main
circuit
breaker
disconnect
handle
is
in
the
OFF
position
Verify
that
the
incoming
power
to
the
chiller
has
been
turned
off
Lock
out
and
tag
out
the
main
electrical
service
disconnect
Use
a
voltmeter
to
verify
that
there
is
no
incoming
power
to
the
chiller
WARNING
The
largest
wire
size
that
can
be
safely
accepted
by
the
main
circuit
breaker
disconnect
is
6
AWG.
Always
follow
all
applicable
electrical
standards
for
selecting
and
installing
wires
for
the
required
power
and
current
ratings.
CAUTION
The
chiller
is
equipped
with
a
phase
monitor
that
prevents
incorrect
phase
wiring
of
incoming
main
power.
If
the
chiller’s
controller
displays
a
phase
monitor
alarm
(alarm
code
AL*26)
swap
any
two
of
the
three
incoming
main
power
wires
that
connect
to
the
main
circuit
breaker
disconnect.
Do
not
swap
any
of
the
compressors’,
fan(s’)
or
pumps’
wiring
within
the
electrical
enclosure.
All
the
chiller’s
components
have
been
wired
correct
and
tested
at
the
factory
prior
to
shipping.
Swapping
any
of
the
chiller’s
components
will
lead
to
incorrect
component
motor
rotation,
damage
to
the
chiller,
and
void
the
warranty.
Hypertherm, Inc. Part Number: 810540
Summary of Contents for Koolant Koolers N-Series
Page 61: ...Appendix B Electrical Schematics PLC 59 PLC Hypertherm Inc Part Number 810540...
Page 62: ...Appendix B Electrical Schematics I O Module 60 I O Module Hypertherm Inc Part Number 810540...
Page 63: ...Appendix B Electrical Schematics Logic 61 Logic Hypertherm Inc Part Number 810540...
Page 73: ...Appendix E Declaration of Conformity 71 Hypertherm Inc Part Number 810540...
Page 74: ...Appendix E Declaration of Conformity 72 Hypertherm Inc Part Number 810540...
Page 75: ...Appendix E Declaration of Conformity 73 Hypertherm Inc Part Number 810540...
