34
UltraTemp
®
Heat Pump Installation and User’s Guide
Wiring Diagram – (Three Phase – 50Hz)
Optional
Reversing Valve
2
3
4
5
6
7
8
Compressor
T1
T3
T2
24 VAC
COMPRESSOR
FAN
REVERSING
VALVE
FLOW
10K ohm
Thermistors
1
2
3
4
5
6
Fan
Motor
Water Pres Sw
Hi Ref Pres Sw
TBL
TBR
WHITE
WHITE
BLUE
YELLOW
BLUE
YELLOW
WHITE
WHITE
BLACK
RED
BLACK
RED
RED
RED
BLACK
BLACK
WHITE
GREEN
COM
SPA
POOL
INPUT
SWITCHES
J9
WTR
TEMP
J4
DEF
TEMP
J5
3 - WIRE
REMOTE
TERM.
PWR
J7
J8
CONNECTION
BLACK
OUTPUTS
J3
BLACK
PURPLE
BLACK
BLACK
Transformer
415V
24
VA
C
COM
Compressor
Contactor
Fan
Relay
BLACK WHITE
BLACK
BLUE
BLUE
WHITE
PURPLE
ORANGE
BLACK
YELLOW/BLUE
TAN
WHITE
BROWN
BROWN
PURPLE
YELLOW
(L1)
Incoming 380 VAC 50 Hz
3 Phase Power Connection
GREEN
TAN
ORANGE
RED
T1
T2
T3
L2
L3
L1
BLUE/WHITE
R
ED
/BLA
C
K
B
LA
C
K/
WHITE
L1
L2
L3
Y-Out
C
Y
RED/BLACK
BLACK/WHITE
YELLOW
YELLOW/BLUE
GREEN
NO NO
YELLOW
(L3)
YELLOW
(L2)
ORANGE/WHITE
Heat Pump Control Board
THERM1
THERM2
GREEN
380V
Phase Prot ect ion Devi ce
Note: If red LED is on, swap any two phases.
C
C
ORANGE/WHITE
YELLOW (L1)
Label P/N 474017 Rev. B
Figure 20.