14 Technical data
Installer reference guide
80
EGSQH10S18AA9W
Daikin Altherma ground source heat pump
4P351748-1D – 2016.02
Indoor unit
Heating only
Water expansion vessel
Volume
10 l
Maximum water pressure
3 bar
Pre-pressure
1 bar
Maximum height above unit
1 m
Water filter
Diameter perforations
1.0 mm
Material
brass + stainless steel
Brine pump
Type
DC motor
Nr. of speeds
3
Nominal ESP
pump
Heating
(c)
58 kPa
Power Input
140 W
Brine heat exchanger
Type
Brazed plated
Quantity
1
Brine volume
2.30 l
Minimum brine flow rate
25.0 l/min
Nominal brine
flow rate
Heating
(c)
40.0 l/min
Maximum brine
flow rate
Heating
54.0 l/min
Insulation material
—
Brine expansion vessel
Volume
10 l
Maximum brine pressure
3 bar
Pre-pressure
1 bar
Maximum height above unit
12 m
Brine filter
Diameter perforations
1.0 mm
Material
brass + stainless steel
Tank
Water volume
180 l
Material
Stainless steel (EN1.4521)
Maximum water temperature
60°C
Maximum water pressure
10 bar
Insulation material
Polyester
Corrosion protection
Anode
Heat loss
(d)
1.4 kWh/24 h
Heat exchanger (tank)
Quantity
1
Material
Stainless steel (EN1.4521)
Surface
1.9 m
2
Internal coil volume
8.9 l
3‑way valve (tank)
Flow factor space heating/tank
heating
13/8 m
3
/h
Safety devices
Devices
Thermal cut‑out / High pressure switch
Water circuit space heating side
Piping connections Ø
22 mm
Safety valve
3 bar
Manometer
Yes
Drain valve/fill valve
Yes
Shut-off valves
—
Air purge valve
Yes
Total water volume
(e)
23.0 l
Minimum water volume
20.0 l
Water circuit domestic hot water side
Piping connections
Cold water in/hot water out Ø
22 mm
Recirculation connection
G 1/2" female
Brine circuit
Piping connections Ø
28 mm