Sterling AquaSnap 30RA010-055 User Manual

Page 52

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52

Fig. 2

6

Con

tr

o

l a

nd Fie

ld

P

o

we

r W

ir

ing Dia

g

ra

m

30R

A032

-0

55

NO

T

ES:

1.

F

a

ct

or

y

w

ir

ing

is

i

n

a

ccor

d

a

n

ce

w

it

h

U

L

1

9

9

5

stan

dar

ds

.

F

iel

d

mo

di

fi

ca

ti

on

s

o

r a

d

d

itio

n

s m

u

st b

e

in

c

o

m

p

lia

n

c

e

with

a

ll a

p

p

lica

b

le

c

o

d

e

s

.

2.

W

ir

ing

f

o

r mai

n

fi

el

d

s

upp

ly

must b

e

rate

d 75

C

mi

ni

mum

. U

s

e

copp

er

f

o

r

a

ll

u

n

its

.

M

a

x

im

u

m

in

co

m

in

g

wir

e

siz

e

f

o

r th

e

te

rm

in

a

l b

lo

c

k

is 3

5

0

kc

m

il. M

a

xi-

mum

i

n

com

in

g

w

ir

e si

z

e

f

o

r

10

0 amp

n

on-

fuse

d di

sco

nne

ct

is

#1

A

W

G

.

M

a

xi

-

mum

i

n

co

mi

n

g

w

ir

e si

z

e

f

o

r 25

0 a

m

p

no

n-f

u

sed

di

sc

onn

ect

is

35

0 kcm

il.

3.

T

e

rm

in

al

s 9

a

nd

10

o

f T

B

5

are

f

o

r

fi

el

d

e

x

te

rn

a

l co

nn

ecti

o

n

s f

o

r

re

mo

te

on-

off

.

T

he co

nta

c

ts m

u

st be

rat

ed f

o

r dr

y

ci

rc

ui

t ap

pl

ic

at

ion cap

a

b

le

o

f han

dl

in

g

a

2

4

v

a

c

l

o

ad

up

to

50

mA

.

4

.

T

e

rm

in

a

ls 1

a

n

d

2

o

f

T

B

5

a

re

co

n

n

e

c

te

d

to

th

e

f

a

cto

ry-

in

sta

lle

d

ch

ille

d

w

a

te

r

fl

ow

s

w

it

ch (

C

W

F

S

).

T

o

a

dd ch

ill

ed w

a

ter

pum

p i

n

te

rl

o

c

k

c

onta

c

ts

, r

e

m

o

v

e

the

ora

nge

ha

rn

e

ss w

ir

e fr

om

T

B

5

-1

an

d w

ir

e co

nta

c

ts

in

se

ri

es

as

sho

w

n

. T

h

e

co

nta

c

ts must b

e

rate

d f

o

r dr

y ci

rcui

t app

lic

ati

o

n cap

a

b

le o

f ha

ndl

in

g a 24

v

a

c

lo

ad

up

to

5

0

mA

.

5

.

T

e

rm

in

a

ls 1

1

a

n

d

1

3

o

f

T

B

5

a

re

f

o

r co

n

tr

o

l

o

f ch

ille

d

w

a

te

r

p

u

m

p

1

(

C

WP1

)

sta

rter

. T

e

rm

in

al

s

13

and

1

5

o

f T

B

5 a

re

fo

r co

ntr

o

l o

f ch

ill

e

d

w

a

te

r p

u

m

p

2

(C

W

P

2

) s

tar

te

r.

Th

e

m

a

x

imu

m l

o

ad

al

lo

w

e

d

f

o

r the

c

h

ill

e

d w

a

te

r

p

u

m

p

rel

a

y

is

5

v

a

sea

led,

10

v

a

i

n

ru

sh

at 2

4

v

. F

iel

d

pow

er

sup

p

ly

i

s

not

re

qui

red.

6.

T

e

rm

in

al

s

1

2

and

1

3

o

f

T

B

5 ar

e

fo

r an al

a

rm rel

a

y.

Th

e max

imu

m l

oad

al

lo

w

e

d

f

o

r th

e al

a

rm re

la

y i

s

75 v

a

seal

e

d

, 36

0 v

a

i

n

ru

s

h

at 11

5 v

.

F

iel

d

pow

e

r su

ppl

y

is

no

t re

qu

ir

ed

.

7.

Ma

k

e

ap

pr

opr

ia

te

con

nec

ti

ons

to T

B

6 a

s

sh

o

w

n

fo

r

ene

rg

y ma

nag

em

en

t

bo

ar

d o

p

ti

on

s

. T

h

e

con

tac

ts f

o

r d

e

ma

nd

l

im

it

and

i

c

e

don

e o

p

ti

o

n

s mus

t be

rate

d f

o

r dr

y

c

ir

c

ui

t a

ppl

ic

a

ti

o

n

c

apa

b

le of h

and

ling a

2

4

v

a

c l

oad

up to

50 m

A

.

8.

C

a

re

sho

u

ld

be

ta

k

e

n

w

h

en i

n

te

rf

aci

n

g

w

it

h

oth

e

r m

anuf

a

c

tur

e

r’

s con

tr

o

l

syst

em

s

d

u

e

t

o

pos

sib

le pow

er

s

upp

ly diff

e

ren

ces:

f

u

ll w

a

v

e

b

ridg

e

v

e

rs

u

s

ha

lf

w

a

v

e

r

e

ct

if

ic

ati

o

n. T

he tw

o di

ff

e

re

n

t pow

er

sup

p

lie

s ca

nno

t be m

ix

e

d

.

Co

m

fo

rt

Li

n

k

c

o

nt

ro

ls

us

e

h

a

lf

w

a

v

e

re

c

ti

fi

c

at

io

n.

A

s

ign

a

l i

s

o

lat

io

n

de

v

ic

e

sh

o

u

ld

b

e

u

tiliz

e

d

if

a

fu

ll w

a

v

e

b

rid

g

e

sig

n

a

l g

e

n

e

ra

tin

g

d

e

vice

is

u

s

e

d

.

LE

G

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M

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