Ekhwc - Daikin EKHWP300B Installation And Operating Instructions Manual

9.1.2 EKHWC

Non-pressurised (DrainBack) - DB
Energy Labelling Regulation: (EU) 812/2013 / Ecodesign Regulation: (EU) 814/2013
Energy efficiency class
Standing loss
Hot water storage tank volume
Empty weight
Total filled weight
Dimensions (L x W x H)
Tilt dimension
Maximum permissible storage water temperature
Heat consumption at stand-by and at 60 °C
Water capacity heat exchanger
Maximum operating pressure
Domestic water heat exchanger surface
Water capacity heat exchanger
Heat exchanger surface area
Water capacity heat exchanger
Heat exchanger surface area
Water capacity heat exchanger
Heat exchanger surface area
Water capacity heat exchanger
Heat exchanger surface area
Output characteristic N in accordance with
L
1)
DIN 4708
Continuous output Q according to DIN 4708
D
Maximum draw-off rate for the duration of 10 min
on recharging at 35 kW 
(T = 10 °C / T = 40 °C / T
KW WW
Hot water quantity without reheating with up to
15 l/min draw-off rate (T
KW
40 °C/T = 60 °C)
SP
Hot water volume with post-heating at 15 l/min
draw-off rate (post-charge output 20 kW) 
(T =10 °C / T =40 °C / T
KW WW
Short-term water quantity in 10 min
Cold and hot water
Heating feed and return flow
Solar connections
Tab. 9-2 Basic data EKHWC - DrainBack
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.
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017
Unit
—
W
litres
kg
kg
cm
cm
°C
kWh/24 h
Drinking water heat exchanger (stainless steel 1.4404)
litres
bar
2
m
1. Storage tank charging heat exchanger (stainless steel 1.4404)
litres
2
m
2. Storage tank charging heat exchanger (stainless steel 1.4404)
litres
2
m
Pressurised solar heat exchanger (stainless steel 1.4404)
litres
2
m
Solar heating backup (stainless steel 1.4404)
litres
2
m
Heat technics power data
kW
l/min
=60 °C)
SP
= 10 °C/T = litres
WW
litres
=60 °C)
SP
litres
Pipe connections
inches
inches
inches
EKHWCH300B EKHWC500B
64
294
basic data
51 69
355 582
59.5 x 61.5
x 164.6
170
1.3
19.0
3.9
9.4 —
1.9 —
— —
— —
— —
— —
—
—
2.2 —
27 —
21 —
200
400 —
210 —
1" AG
9 x Technical data
EKHWCH500B EKHWCB500B
B
72
477
74 79
588 594
79 x 79 x 165.8
167
85
1.4
24.5
6
5.0
10.5
2.1
— 11.3
— 2.3
—
—
3.2
0.4
2.3 2.5
35 45
22 24
230 230 / 405
500 500 / 858
220 240
1" AG
1" AG
1" IG 1" AG
Installation and operating instructions
—
—
2)
2)
27