Daikin EKHWP300B, Installation And Operating Instructions Manual

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Installation and operating instructions
26
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017
9 x Technical data
9 Technical data
9.1 Basic data
9.1.1 EKHWD
Not all the hot water storage tanks listed here are
offered certain countries.
Unit EKHWDH500B EKHWDB500B
Energy Labelling Regulation: (EU) 812/2013 / Ecodesign Regulation: (EU) 814/2013
Energy efficiency class — B
Standing loss W 72
Hot water storage tank volume litres 477
basic data
Empty weight kg 73 76
Total filled weight kg 585 591
Dimensions (L x W x H) cm 79 x 79 x 165.8
Tilt dimension cm 167
Maximum permissible storage water temperature °C 85
Heat consumption at stand-by and at 60 °C kWh/24 h 1.4
Drinking water heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 24.5
Maximum operating pressure bar 6
Domestic water heat exchanger surface m
2
5
1. Storage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 11.0
Heat exchanger surface area m
2
2.2
2. Storage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres — 10.9
Heat exchanger surface area m
2
— 2.2
Heat technics power data
Output characteristic N
L
in accordance with DIN 4708
1)
4.1 4.4 / 4.8
2)
Continuous output Q
D
according to DIN 4708 kW 35 50 / 50
2)
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 30 31 / 34
2)
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 420
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 970
Short-term water quantity in 10 min litres 310
Pipe connections
Cold and hot water inches 1" AG
Heating feed and return flow inches 1" IG / 1" AG
Tab. 9-1 Basic data EKHWD
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.
2) With parallel connection of both storage tank charging heat exchangers.
3) Data applies to draw-off rate of 20 l/min.