Daikin Altherma EHVH04S18CB3V Installer's Reference Manual page 105

Indoor units
Liquid side
Sound power level
Nominal
Sound pressure level
Nominal
Operation range
Heating Heating at water
side
Indoor installation
Domestic hot water
at water side
Safety devices
Electrical specifications
Power supply Name
Voltage range
Wiring connections
For power supply Quantity of wires
backup heater
Type of wires
Communication cable Quantity of wires
to outdoor unit
Type of wires
Preferential kWh rate Quantity of wires
power supply
Type of wires
Electricity meter Quantity of wires
Type of wires
Domestic hot water Quantity of wires
pump
Type of wires
For connection with Quantity of wires
R6T
Type of wires
For connection with Quantity of wires
A3P
Type of wires
For connection with Quantity of wires
M2S
Type of wires
For connection with Quantity of wires
bottom plate heater
Type of wires
For connection with Quantity of wires
user interface
Type of wires
For connection with Quantity of wires
optional FWXV
Type of wires
(demand input and
output)
(1) PED unit category: excluded from scope of PED due to article 1, item 3.6 of 97/23/EC.
(2) Operation area is extended to lower flow rates only in case the unit operated with heat pump only. (Not in startup, no backup heater operation, no
defrost operation).
(3) Including piping + PHE + backup heater; excluding expansion vessel.
(4) DB/WB 7°C/6°C – LWC 35°C (DT=5°C)
(5) The sound pressure level is measured in an anechoice room at 1 m distance from the unit. It is a relative value, depending on the distance and
acoustic environment. The sound pressure level mentioned is maximum possible value inside operation range of unit.
(6) For ERLQ outdoor units >55°C backup heater only, no heat pump operation.
(7) Above mentioned power supply of the hydrobox is for the backup heater only. The switch box and the pump of the hydrobox are supplied via the
outdoor unit. The optional domestic hot water tank has a separate power supply.
(8) Select diameter and type according to national and local regulations.
ERLQ004~008CA + EHVH/X04+08S18+26CB
Daikin Altherma – Low temperature split
4P384973-1A – 2016.02
EHVH04S18C EHVH08S18C
B3V B3V
EHVH04S18C EHVH08S18C
B3V B3V
3G
Minimum 0.75 mm
Minimum 0.75 mm
Voltage 230 V/maximum current: 100 mA/minimum 0.75 mm
Voltage 230 V/maximum current: 100 mA/minimum 0.75 mm
Voltage 230 V/maximum current: 100 mA/minimum 0.75 mm
0.75 mm
EHVH08S26C EHVX04S18C
B9W B3V
Ø6.4 mm
(4)
42 dBA
(5)
28 dBA
Maximally 55°C
5~35°C DB
(6)
60°C
Thermal cut out
EHVH08S26C EHVX04S18C
B9W B3V
(7)
See
–10%~+10%
Refer to 3G
installation
manual
(8)
See
3
2
2.5 mm
Power: 2
(8)
Power: 6.3 A
2
2
(5 V DC pulse detection)
2
2
(2 A in rush, 1 A continuous)
2
2
Minimum 0.75 mm
Depends on thermostat type
2
2
2
2 2
~1.25 mm (maximum length 500 m)
4
2
100 mA, minimum 0.75 mm
14 Technical data
EHVX08S18C EHVX08S26C
B3V B9W
EHVX08S18C EHVX08S26C
B3V B9W
Refer to
installation
manual
2 (8)
.
2 (8)
.
2 (8)
.
Installer reference guide
105