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7. HYDRO UNIT INSTALLATION MANUAL
Engineering Data Book
7
Electrical supply/cable specifications
▼ Wiring specifications
▼ Wiring specifications (control line)
▼ Control parts specifications
▼ Output line specifications
Description POWER SUPPLY
Maximum
current
Installation fuse
rating
Power wire
Connection
destination
Outdoor unit
power
14 kW 230 V ~ 50 Hz 22.8 A 25 A 2.5 mm² or more
, 11 kW 230 V ~ 50 Hz 22.8 A 25 A 2.5 mm² or more
8 kW 230 V ~ 50 Hz 20.8 A 25 A 2.5 mm² or more
Outdoor-Hydro – – 1.5 mm² or more , ,
Hydro inlet heater
power
3 kW 230 V ~ 50 Hz 13 A 16 A 1.5 mm² or more , (TB02)
6 kW 400 V 3N ~ 50 Hz 13 A (13 A x 2P) 16 A 1.5 mm² or more
, , ,
(TB02)
9 kW 400 V 3N ~ 50 Hz 13 A (13 A x 3P) 16 A 1.5 mm² or more
Hydro cylinder heater power 230 V ~ 50 Hz 12 A 16 A 1.5 mm² or more , (TB03)
Hydro - cylinder – 12 A – 1.5 mm² or more , (TB03)
Description Line spec
Maximum
current
Maximum length
Connection
destination
3-way valve control 2 line or 3 line 100 mA 12 m 0.75 mm² or more
, ,
(TB05)
Mixing valve control 3 line 100 mA 12 m 0.75 mm² or more
, ,
or
, ,
(TB04)
2-zone thermo sensor 2 line 100 mA 5 m 0.75 mm² or more , (TB06)
Cylinder thermo sensor
2+GND(shield
wire)
100 mA 5 m 0.75 mm² or more , (TB06)
Second remote controller 2 line 50 mA 50 m 0.75 mm² or more , (TB07)
Power Maximum current Type
Motorized 3-way valve
(for hot water)
AC 230 V 100 mA
Spring return type
Note: 3-wire SPST and SPDT type can be used by changing
DIP switch 13-1.
Motorized 2-way valve
(for cooling)
AC 230 V 100 mA spring return type (normally open)
Motorized mixing valve
type 1 (for 2-zone)
AC 230 V 100 mA
60 sec 90º. SPDT type
Note: SPST and 20 to 240 sec type can be used by changing
the function code.
Description Output
Maximum
current
Max
voltage
Maximum
length
External pump No.1 AC230V 1 A – 12 m
External boost heater AC230V 1 A – 12 m
Output as required when outdoor air
temperature is -20°C or less
Boiler control
Non-voltage
contacts
0.5 A AC230 V 12 m
Output as required when outdoor air
temperature is -10°C or less
1 A DC24 V 12 m
ALARM Output
Non-voltage
contacts
0.5 A AC230 V 12 m
1 A DC24 V 12 m
Compressor operation
output
Non-voltage
contacts
0.5 A AC230 V 12 m
1 A DC24 V 12 m
22-EN
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