26
Fig. 25 —
CHILLED
FLUID
PUMP
FROM
ADDITIONAL
AIR HANDLERS
AIR HANDLING
UNIT
FA
N
MOT
OR
POWER
FIELD
POWER
SUPPL
Y
CHILLED FLUID
PUMP
POWER
FIELD-SUPPLIED
SHUT
-OFF V
AL
VE
FIELD-
SUPPLIED
SHUT
-OFF
V
AL
VES
FIELD-SUPPLIED
SHUT
-OFF V
AL
VE
T
O COOLING
T
OWER
FROM COOLING
T
OWER
STRAINER*
CONDENSER
W
A
TER PUMP
30MPW MANIFOLD UNITS
T
O EXP
ANSION
TA
N
K
T
O ADDITIONAL
AIR HANDLERS
MUL
TI-CHILLER
CONTROLLER
ST
*
AIRFLOW THROUGH
AIR HANDLING UNIT
POWER WIRING
CONTROL
WIRING
CHILLED FLUID PIPING
FIELD-SUPPLIED
ST
AR
TER
FIELD-SUPPLIED
DISCONNECT
FIELD SUPPLIED
FD
STRAINER*
NOT
E
S:
1.
Ch
iller
m
u
st
b
e installed
level
ly
to
ma
intain pro
per compressor oil return (lev
el
a
djustment kit include
d with ma
nifold pip-
ing kit (option).
2.
Wiring and
pipin
g shown
are
genera
l
poi
nt
s-of-connection
guides onl
y and are not
intende
d
for
a spe
c
ific
installation.
Wiring and piping sh
own are
for a
q
u
ick overview of system a
nd are n
ot in
a
c
cordan
ce w
ith reco
gnized standards.
3.
All w
iring must comply w
ith ap
plica
b
le local an
d national codes.
4.
All
piping must fo
llow standard piping
techni
q
u
es.
Refer
to Carrier System Desig
n Manual or appro
priate ASHRAE
(American Society
of Heating, Refrig
e
rating, and Air-C
ondi
tioning Engineers) hand
b
ook for
details.
5.
See product data for minimum system
fluid volume.
T
his system may re
q
uire th
e addition of a holding tank to ensure
ade
q
uate volume
.
6.
Operating
environ
ment — C
hiller should
b
e installed in
an indoor e
nvironme
nt where the am
b
ient temp
erature is
b
et
ween 40 to 104°F
(4 to 40°C)
w
ith a relative humidity (n
on-
condensin
g) of 95% or
less. To
ensure th
at e
lectrical
com-
pon
ents opera
te
pro
perly, do
not
lo
cate the
chiller in an
ar
ea exposed to
dust, dirt, corros
ive fume
s,
or excessive
heat
and
humidity.
Fig. 25 — Ma
nifold Ty
pical Piping
a
nd Wiring
, 30
MPW
Units
Sh
own
