Daikin EKHWP300B [22/28] Basic data
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Daikin EKHWP300B [22/28] Basic data

Daikin EKHWP300B [22/28] Basic data
Installation and maintenance manual
22
Daikin EKHWP300+500
Daikin High-performance hot water storage tank
008.1618744 – 08/2015
8 x Technical data
8 Technical data
Not all the hot water storage tanks listed here are
offered certain countries.
8.1 Basic data
Unpressurised (DrainBack) - DB
Unit EKHWP300B EKHWP500B
Energy labelling Regulation: (EU) 811/2013 / Ecodesign Regulation: (EU) 813/2013
Energy efficiency class — B
Standing loss W 64 72
Hot water storage tank volume litres 294
477
Basic data
Empty weight kg 58 82
Total filled weight kg 359 593
Dimensions (L x W x H) without switching unit from E-PAC cm 59.5 x 61.5 x 164.6 79 x 79 x 165.8
Tilt dimension cm 163 167
Maximum permissible storag
e water temperature °C 85
Heat consumption at stand-by and at 60 °C kWh/24h 1.3 1.4
Drinking water heat exchanger (stainless steel 1.4404)
Potable water capacity litres 27.9
Maximum operating pressure bar 6
Domestic water heat exchanger surface m
2
5.8 6.0
Storage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 13.2 18.5
Heat exchanger surface area m
2
2.7 3.8
Solar heating backup (stainless steel 1.4404)
Water capacity heat exchanger litres — 2.3
Heat exchanger surface area m
2
— 0.5
Thermal output data
Volume of hot water without reheating at draw-off rate
(8 l/
3)
/12 l/min
4)
) (T
KW
= 10 °C/T
WW
= 40 °C/T
SP
= 50 °C)
litres 184
3)
/ 153
4)
364
3)7)
/ 318
4)7)
328
3)8)
/ 276
4)8)
Volume of hot water without reheating at draw-off rate
(8 l/
4)
/12 l/min
4)
) (T
KW
= 10 °C/T
WW
= 40 °C/T
SP
= 60 °C)
litres 282
3)
/ 252
4)
540
3)
/ 494
4)
Volume of hot water without reheating at draw-off rate
(8 l/
4)
/12 l/min
4)
) (T
KW
= 10 °C/T
WW
= 40 °C/T
SP
= 65 °C)
litres 352
3)
/ 321
4)
612
3)
/ 564
4)
Reheating time (Wh) with a draw-off quantity
(bathtub: 140 l
5)
/ shower: 90 l
6)
)
(T
KW
=10 °C / T
WW
=40 °C / T
SP
=50 °C)
min 45
5)9)
/ 30
6)9)
25
5)10)
/ 17
6)10)
Pipe connections
Cold and hot water inches 1" AG
Heating flow / Return flow inches 1" IG / 1" AG
Solar connections inches 1" IG
Tab. 8-1 Basic data EKHWP - Drain-Back
7) Charging by heat pump and electric booster heater.
8) Charging only by heat pump without
electric booster heater.
9) With heat pump 8 kW.
10) With heat pump 16 kW.

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