Daikin Altherma 3 H HT F Series, Installation Manual

9 Technical data

Installation manual

32

ETVH/9W(G)

Daikin Altherma 3 H HT F

4P586454-1 – 2019.07

Electrical connection diagram

For more details, please check the unit wiring.

2×0.75

230 V

1

1

2

2

(F1B)

X1M: 1-2-3

X2M: 5-6

X5M: 9-10

A8P: X801M: 1-5

A8P: X801M: 2-5

A8P: X801M: 3-5

A8P: X801M: 4-5

A4P: Y1-YC

X2M: 7-9

A4P: X1-X2

X5M: 11-12

X2M: 1-2

X5M: 7-8

X5M: 5-6

X5M: 3-4

A4P: Y2-YC

X2M: 7-9

3

3

3

2×0.75

2×0.75

A15P: X1M: H-C-com

X2M: L-N

A2P: X1M: 1-3

230 V

230 V

230 V

230 V

230 V

A2P: X1M: C-com-H

X1M: 1-2-3

4D124705

A3P: X11M: 3-4-5-6

- In case of signal cable: keep minimum distance to power cables >5 cm

Notes:

FIELD SUPPLY

Only for KRCS01-1 or EKRSCA1

2-way valve

signal

2 core

signal

2 core

signal

2 core

signal

2 core

Power limitation demand input 4

Power limitation demand input 3

Power limitation demand input 2

Power limitation demand input 1

FIELD SUPPLY

Only for *KRP1AHTA

Only for *KRP1HB* 

FIELD SUPPLY

INDOOR UNIT 

Cooling/heating On/OFF output

Electricity meter pulse input 2

Electricity meter pulse input 1

External thermistor (indoor or outdoor)

Circulation pump for domestic hot water

M2S for cooling mode

Ext. heat source (e.g. boiler)

Alarm indication

signal

2 core

signal

2 core

signal

2 core

signal

2 core

2 core

2 core

2 core

2 core

3 core

R2T External sensor (floor or 

ambient)

Only for *KRTETS

signal

2 core

(3m included)

A13P: P1-P2 LAN adapter

A14P: P1-P2 user interface

Only for Human Comfort Interface

Only for *KRTR (wireless room thermostat)

Only for *KRTW (wired room thermostat)

5 core for C/H operation

4 core for H only operation

3 core for C/H operation

2 core for H only operation

2 core

communication

communication

2 core

OPTIONAL PART

OPTIONAL PART

External room thermostat / Heat pump convector
(main and/or additional zone)

main: X2M: 30-31-34-35

add: X2M: 30-31-34a-35a

main: X2M: 30-34-35

add: X2M: 30-34a-35a

Cooling/heating

On/OFF output

NO valve: X2M: 21-28

NC valve: X2M: 21-29

Changeover to

ext. heat source output

Alarm output

X6M: L1-L2-L3 + earth

or L-N + earth

or L1-L2-L3-N + earth

5 or 4 or 3 core

Backup heater power supply (6/9 kW):

400 V or 230 V + earth

3 core

5 or 3 core

5 or 3 core

2 core

2 core

X1M: L1-L2-L3-N-earth

or L-N-earth

Normal kWh rate power supply for indoor unit:

Safety thermostat Q4L

Preferential kWh rate power supply contact

Unit preferential kWh rate power supply:

400 V or  230 V + earth

Only for preferential kWh rate power supply installation

Unit power supply:

400 V or 230 V + earth

Only for normal power supply installation

OUTDOOR UNIT

STANDARD PART

POWER SUPPLY

signal

signal

X2M: 1-2 + earth

Drain tube heater

FIELD SUPPLY

Only for heat pump convector

main: X2M: 30-35

add: X2M: 30-35a

main & add: X2M: 3-4

signal

4 core