9
Wiring Diagrams
FACTORY
WIRING
FIELD
WIRING
L E G E N D
All
Diagrams
INPUT
SINGLE PHASE
STR45-1, STR60-1,
STR75-1, STR90-1
THREE PHASE
STR45-3, STR60-3,
STR75-3, STR90-3
STR120-3, STR150-3
CONTROL
BOARD
S AWO 230 VOLT S S ING L E P HAS E WIR ING DIAG R AM
WATER
FEED
SOLENOID
VALVE
S
LIGHT
BLUE
CONTACTOR
WHITE
GRAY
HEATING
ELEMENT
WHITE
C
TRANSFORMER
GROUND
DARK
BLUE
WHITE
BLACK
L
N
BLACK
G
GREEN
POWER
T O
P R O B E
T E M P S E N S O R
SAWO
CONTROL
AUTOMATIC
DRAIN
D A R K
B L U E
C O N T R O L B O A R D
W H I T E
S AWO 415 VOLT S T HR E E P HAS E WIR ING DIAG R AM
G R O U N D
C O N T A C T O R
C
S
G R AY
H E AT I N G
E L E ME N T
W A T E R
F E E D
S O L E N O I D
V A L V E
W H I T E
W H I T E
L I G H T
B L U E
B L A C K
B L A C K
N
P O W E R I N P U T
L 1
L 3
L 2
P U R P L E
G R E E N
T R A N S F O R ME R
G
T O
P R O B E
SAWO
CONTROL
AUTOMATIC
DRAIN
8
Field Power Wiring
Contactor
Knock-out
N
L
Ground
Ground Lug
Models STR45-1, STR-60-1, STR75-1 and STR90-1
Models STR45-3, STR60-3, STR75-3, STR90-3, STR120-3 and STR-150-3
_________________________________________________
_________________________________________________
TO AVOID EQUIPMENT DAMAGE DO NOT CONNECT
POWER SUPPLY DIRECTLY TO ELEMENTS !!!
NOTE:
For illustrative purposes only. Consult with
qualified licensed electrician for electrical installation.
(fitting omitted
for clarity)
_________________________________________________
_________________________________________________
TO AVOID EQUIPMENT DAMAGE DO NOT CONNECT
POWER SUPPLY DIRECTLY TO ELEMENTS !!!
NOTE:
For illustrative purposes only. Consult with
qualified licensed electrician for electrical installation.
L, N, Ground
by field wiring
L1, L2, L3, N, Ground
by field wiring
Ground Lug
Knock-out
(fitting omitted
for clarity)
