17
Fi
g.
1
7
—
T
y
pic
a
l Lo
w V
o
lta
g
e Contr
o
l
Wi
ri
ng
a30-5338
NO
TE
S:
1.
F
a
ct
or
y wir
in
g
is in
a
c
cor
dance with
UL
1
995 stan
dard
s
.
Field
modi
ficat
ion
s or addit
ion
s m
u
st
b
e in
comp
liance wit
h all appl
ica
b
le
code
s
.
2.
A
ll unit
s
or
mo
dules ha
v
e
singl
e
p
o
int
pr
ima
ry po
w
e
r conne
ct
ion
. Main
po
w
e
r
m
u
st
b
e suppl
ied
fro
m
a f
ield or f
a
ct
or
y supp
lied disconn
ect.
3.
Wi
ri
ng
f
o
r
ma
in fie
ld su
pply m
ust
b
e
r
ate
d 7
5
C
. Use
co
pper
cond
ucto
rs on
ly
.
a
.
Incomin
g w
ire si
z
e r
a
nge f
or
t
er
m
inal
b
lo
c
k
wit
h MCA (mini
m
u
m cir
c
u
it amp
s
)
up
t
o
120
a
m
ps
is
1
4 A
WG (Amer
ican Wire
G
age) t
o 2/0
.
b
.
Incomin
g wire
siz
e
r
a
nge
fo
r
te
rminal
b
loc
k
wit
h MCA
f
rom 1
20.
1 a
m
p
s
to
31
0 amp
s
is 6
A
W
G
to
3
5
0
kcm
il.
c.
In
comin
g
wire
siz
e
r
a
n
ge f
o
r n
on-f
u
sed
disco
nnect
wit
h MCA
up t
o
50 a
mps is 10
a
w
g
to
2
AW
G
.
d
.
In
comin
g
w
ire si
z
e
r
a
nge f
o
r
n
on-f
u
sed disconn
ec
t wit
h MC
A
f
rom 50
.1 amp
s
t
o
90 amps
is 6
A
W
G to 3/
0.
e
.
In
comin
g
wir
e siz
e
r
ang
e f
o
r n
on-f
u
sed
disconn
ec
t
with
MCA
fr
om 90
.1
amps
to
25
0 a
m
ps
is
4
A
WG to 35
0
k
c
m
il.
4.
Re
fe
r t
o
cer
tif
ied di
mensiona
l dr
a
wings f
o
r
e
x
ac
t l
o
cati
ons
of
t
h
e
ma
in
po
w
e
r a
nd
cont
rol
p
o
w
e
r
e
n
tr
ance locat
ion
s
.
5.
T
e
rminal
24 of
the L
V
T
is
f
o
r c
ontrol
of chille
d w
a
ter
pump
(CWP)
st
a
rter
.
T
e
rm
inal 20 of
the L
V
T
is
for cont
rol
of
co
nden
se
r pump
(CNP) st
ar
ter
or con
denser
fan r
ela
y
(CF
R
).
The
maxim
um lo
ad
a
llo
w
ed f
or
t
he rel
a
ys
is
5 V
A
sea
led.
1
0 V
A
inr
ush at
2
4
V
A
C
.
Fie
ld po
w
er suppl
y is not
re
q
uire
d.
6.
T
e
rminal
2
5
of
L
V
T is
fo
r an a
lar
m re
la
y.
The
maxim
u
m loa
d
allo
w
e
d f
o
r al
ar
m rel
a
y is 5 V
A
se
aled
,
1
0 V
A
inr
ush at
24
V
A
C
.
Fie
ld po
w
er suppl
y is
n
ot
re
q
uire
d.
7.
Ma
k
e
ap
propr
iat
e
conn
ectio
n
s to
L
V
T as sho
w
n f
o
r ene
rgy mana
gement
b
oa
rd
op
ti
o
n
s
. T
h
e c
o
n
-
ta
ct
s f
o
r dema
nd
limit and
ice done
opt
ion
s
m
u
st
b
e
ra
ted
f
o
r dr
y circuit
a
pplicat
ion
capa
b
le
of
ha
n-
d
ling 24
V
A
C
loa
d up to
50
mA.
In
st
alla
tio
n of op
tio
nal ener
gy
ma
nageme
nt
b
o
a
rd re
q
uired
.
8
.
R
e
mo
v
e jump
er
b
et
w
een
te
rmina
ls
16
and
17
when
f
ield
chille
d w
a
te
r
pump
int
e
rl
oc
k (
C
WPI
) is
instal
led.
9.
A
ll discret
e
input
s
a
re 24 V
A
C
.
L
E
GE
ND
ALMR
—
A
lar
m Rela
y
(24 V) 5 V
A
Max
AW
G
— A
m
er
ican
Wi
re
Gage
CFR
— Co
ndenser
F
an
Rela
y
CNFS
—
C
o
ndenser
Flo
w
Swit
ch
CNP
— Co
ndenser
P
ump
CNPI
— Co
ndenser
P
ump
In
ter
loc
k
CWP
—
Ch
illed W
a
ter Pump
CWPI
—
Chille
d
W
a
te
r P
u
m
p
In
te
rl
oc
k
LV
T
—
L
o
w
V
olt
age T
er
m
inal St
ri
p
NEC
—
N
a
tio
nal Elect
rical
Cod
e
OA
T
—
O
ut
s
ide Air T
emper
at
ure
SP
T
— S
pace
T
emper
atu
re
