Daikin EKHWP300B, Installation And Operating Instructions Manual

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9 x Technical data
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017 Installation and operating instructions
29
9.1.3 EKHWP
Non-pressurised (DrainBack) - DB
Unit EKHWP300B EKHWP500B
Energy Labelling Regulation: (EU) 812/2013 / Ecodesign Regulation: (EU) 814/2013
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 storage 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
Heat technics power 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. 9-4 Basic data EKHWP - DrainBack
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.