Optional cables:
•
2-way valve cable
•
Extra pump cable
•
Boiler contact cable
•
•
•
Terminal screw on PCB
Maximum tightening torque cN•m {kgf•cm}
M3
M4
Guide Optional Cables and Power Supply Cords to Bushings
Wire guiding shall be free from hot surfaces.
Else, cable insulator damage and electrical shock may happen.
Wire ways shall be smooth and free from sharp edges.
Else, cable insulator damage and electrical shock may happen.
Use either "COMBINATION-1" or "COMBINATION-2" for guiding
Optional Cables and Power Supply Cords to Bushings.
A-1 and A-2 Bushings are for:
•
•
Power Supply 1
Room thermostat
cord
zone 1 cable
•
•
Power Supply 2
Room thermostat
cord
zone 2 cable
•
•
Indoor Unit/
Mixing valve
Outdoor Unit
zone 1 cable
•
Connecting cable
Mixing valve
•
Pump zone 1
zone 2 cable
cable
•
Pump zone 2 cable
•
Solar pump cable
18
Optional cables (from Optional PCB):
•
External control cable
•
Outdoor air sensor cable
•
Remote controller cable
•
Room sensor zone 1 cable
•
Room sensor zone 2 cable
•
Buffer tank sensor cable
•
Pool sensor cable
•
Water sensor zone 1 cable
•
Water sensor zone 2 cable
•
Demand signal cable
•
Solar sensor cable
•
SG signal cable
•
Heat/Cool switch cable
•
External Compressor switch cable
Power Supply 1 cord
Power Supply 2 cord
Indoor Unit/Outdoor
Unit Connecting cable
Optional cables (from Optional PCB):
•
Pump zone 1 cable
•
Pump zone 2 cable
•
Solar pump cable
•
Room thermostat zone 1 cable
•
Room thermostat zone 2 cable
•
Mixing valve zone 1 cable
•
Mixing valve zone 2 cable
50 {5.1}
120 {12.24}
CAUTION
D-1
COMBINATION- 1
A-1
A-2
COMBINATION- 2
D-2
•
2-way valve cable
•
Extra pump cable
•
Boiler contact
cable
D-1 and D-2 Bushings are for:
•
External control cable
•
Outdoor air sensor cable
•
Remote controller cable
•
Room sensor zone 1 cable
•
Room sensor zone 2 cable
•
Buffer tank sensor cable
•
Pool sensor cable
Ensure all sensor cables are not touching with Front Panel f
Guide the wiring inside the unit like below fi gure.
Once all wiring work done, tie the cable / cord with the banding
strap (fi eld supply), to prevent them touching with hot surfaces
such as Heater Assembly, bare copper pipes and etc.
Wiring for "COMBINATION-1"
Connecting Cables Length
When connecting cables between Tank Unit and external devices,
the length of the said cables must not exceed the maximum length
as shown in the table.
External device
Two-way valve
Mixing valve
Room thermostat
Extra pump
Solar pump
Pool pump
Pump
Boiler contact / Defrost signal
External control
Room sensor
Outdoor air sensor
Buffer tank sensor
Pool water sensor
Solar sensor
Water sensor
Demand signal
SG signal
Heat/Cool switch
External compressor switch
Connection of the main PCB
C O N C O N
2-way
3-way
valve
valve
•
Water sensor zone 1 cable
•
Water sensor zone 2 cable
•
Demand signal cable
•
Solar sensor cable
•
SG signal cable
•
Heat/Cool switch cable
•
External Compressor switch
cable
Wiring for "COMBINATION-2"
Maximum cables length (m)
50
50
50
50
50
50
50
50
50
30
30
30
30
30
30
50
50
50
50
Zone 1 room sensor
Outdoor air sensor
Tank sensor
External control
Remote controller
Boiler contact /
Defrost Signal
Extra pump
H C N L
Optional
Thermostat 1