3-1 Phase Conversions - Lochinvar COMPACT ASME HI-POWER 5 Manuel D'instructions

3-1 PHASE CONVERSIONS

In the case where the unit is phase convertible and it has only one contactor, jumper wires (provided) must be added according to the
phase of the supply voltage. See the diagram below. For single-phase connection, jumpers A-C and B-D must be added. For three-
phase connection, jumper B-C must be added.
CONTACTOR 1
RED
BLACK
BLACK
BLACK
J12
CONTACTOR 1
COIL
PRIMARY
FUSES
120V SECONDARY
BLACK
WHITE
SECONDARY
FUSE
Element fuses provided when
amp draw exceeds 120A
1 PHASE CONNECTION
Figure 5. 3-1 Phase Contactor Jumper Configuration
OPTIONAL
CONTACTOR 2
J13
CONTACTOR 2
COIL
120V
120V
RETURN
RETURN
BLACK
120:24
YELLOW J1-5
YELLOW
J1-4
WHITE J1-3
BLACK
J1-1
J2-1
PILOT SWITCH
120VAC
J2-3
120V RETURN
Figure 6. Single-Phase Wire Diagram
BLUE
ANODE J10-2
ANODE RETURN GREEN J10-1
RED J10-4
LWCO
J10-3
LWCO RETURN GREEN
3 PHASE CONNECTION
CONTACTOR 3 CONTACTOR 4
J14 J15
CONTACTOR 3 CONTACTOR 4
COIL COIL
120V 120V
RETURN RETURN
OUT 3
OUT 4
J3
J2
J5
J1
CONTROL
J7 JUMPERS
BOARD
J9 AIN
J10
DISPLAY
J11
1 3
2 4
J12 J13 J14 J15 J16
Current Sensor Inputs
14
CONTACTOR 5
J16
CONTACTOR 5
COIL
120V
RETURN
OUT 5
BLACK
J5-2
TEMPERATURE
J5-3 BLACK
J5-1 RED
ECO
J5-4 RED
DISPLAY
6
CAT5
J2-2
PROTECTIVE
EARTH
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