Daikin EKHWP300B, Installation And Operating Instructions Manual

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Installation and operating instructions
28
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017
9 x Technical data
Pressurised system - P
Unit EKHWCH300PB EKHWCH500PB EKHWCB500PB
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 53 80 86
Total filled weight kg 357 593 599
Dimensions (L x W x H) 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/24 h 1.3 1.4
Drinking water heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 19.0 24.5
Maximum operating pressure bar 6
Domestic water heat exchanger surface m
2
3.9 5.0
1. Storage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 9.4 10.5
Heat exchanger surface area m
2
1.9 2.1
2. Storage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres — — 11.3
Heat exchanger surface area m
2
— — 2.3
Pressurised solar heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 4.2 12.5
Heat exchanger surface area m
2
0.8 1.7
Solar heating backup (stainless steel 1.4404)
Water capacity heat exchanger litres — 3.2
Heat exchanger surface area m
2
— 0.4
Heat technics power data
Output characteristic N
L
in accordance with
DIN 4708
1)
2.2 2.3 2.5
Continuous output Q
D
according to DIN 4708 kW 27 35 45
Maximum draw-off rate for the duration of 10 min
on recharging at 35 kW

(T
KW
= 10 °C / T
WW
= 40 °C / T
SP
=60 °C)
l/min 21 22 24
Hot water quantity without reheating with up to
15 l/min draw-off rate (T
KW
= 10 °C/T
WW
=
40 °C/T
SP
= 60 °C)
litres 200 230 230 / 405
2)
Hot water volume with post-heating at 15 l/min
draw-off rate (post-charge output 20 kW)

(T
KW
=10 °C / T
WW
=40 °C / T
SP
=60 °C)
litres 400 500 500 / 858
2)
Short-term water quantity in 10 min litres 210 220 240
Pipe connections
Cold and hot water inches 1" AG
Heating feed and return flow inches 1" AG
Solar connections inches 3/4" IG / 1" AG
Tab. 9-3 Basic data EKHWC - pressurised system
1) With post-charging at 35 kW, 80 °C flow temperature, 65 °C storage tank temperature, 45 °C hot water temperature
;
10 °C cold water temperature.