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Daikin EKHWP300B [26/36] Technical data
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8 Technical data
Installation and operating manual
26
EKHW(D/C/P)(300/500)(P)B
Daikin Altherma ST (Hot water storage tank)
008.1633099_00 – 06/2020
8.2.2 EKHWC
8‒2 Unpressurised (DrainBack) - DB
Model Identifier (x=A, B, C, …) EKHWCH300Bx EKHWC500Bx EKHWCH500Bx EKHWCB500Bx
Unit
Product data related to regulation (EU) 812/2013 and regulation (EU) 814/2013
Energy efficiency class — B
Standing loss S W 64 72
Hot water storage tank volume V litres 294 477
Specific standing loss (EN12977) (UA)
sb,s,a
W/K 1.43 1.59 1.59 1.59
Volume of the non-solar heat storage V
bu
litres 288 0 322 322
Basic data
Empty weight kg 49 65 70 76
Total filled weight kg 343 542 547 553
Dimensions (L×W×H) cm 59.5×61.5×164.6 79×79×165.8 79×79×165.8 79×79×165.8
Tilt dimension cm 175 184 184 184
Maximum permissible storage water
temperature
°C 85 85 85 85
Standby heat expenditure at Δ45K kWh/24h 1.5 1.7 1.5 1.7
Drinking water heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 18.6 24.5
Maximum operating pressure bar 10
Domestic water heat exchanger surface m
2
3.8 4.9
1ststorage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres 9.7 — 10
Heat exchanger surface area m
2
1.9 — 1.95
2ndstorage tank charging heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres — — — 10.9
Heat exchanger surface area m
2
— — — 2.2
Pressurised solar heat exchanger (stainless steel 1.4404)
Water capacity heat exchanger litres — — — —
Heat exchanger surface area m
2
— — — —
Solar heating backup (stainless steel 1.4404)
Water capacity heat exchanger litres — 3.8
Heat exchanger surface area m
2
— 0.74
Thermal output data
Efficiency characteristic N
L
acc. to DIN4708
(1)
— 2.2 — 2.3 2.3 / 2.5
(2)
Continuous output Q
D
according to DIN4708 kW 27 — 35 35 / 45
(2)
Maximum draw-off rate for the duration of
10min (reheating with 35kW)
(3)
l/min 21 — 22 22 / 24
(2)
Hot water quantity without reheating at 15l/min
draw-off rate
(3)
litres 200 230 230 / 405
(2)
Hot water volume with reheating with 20kW at
15l/min draw-off rate
(3)
litres 400 — 500 500 / 858
(2)
Short-term water quantity in 10min
(3)
litres 210 — 220 220 / 240
(2)
Pipe connections
Cold and hot water Inches 1"AG(outer thread)
Heating feed and return flow Inches 1"AG(outer thread)
Solar connections Inches 1"IG(internal thread)/ DN25
(1)
With post-charging at 35kW, 80°C flow temperature, 65°C storage tank temperature(T
SP
), 45°C hot water temperature(T
WW
), 10°C cold water
temperature(T
KW
).
(2)
With parallel connection of both storage tank charging heat exchangers.
(3)
With 40°C hot water temperature, 10°C cold water temperature and 60°C storage tank temp. at draw-off start.
Содержание
- Daikin altherma st hot water storage tank 1
- Installation and operating manual 1
- Children aged 8 and above and by persons with restricted physical sensory or mental capabilities or with a lack of experience and knowledge if they are under supervision or if they have been instructed in the safe use of the equipment and understand the 2
- Devices that have not been set up and installed correctly can impair the function of the device and or cause serious or fatal injury to the user 2
- Disregarding the following safety instructions may result in serious physical injury or death 2
- General safety precautions 2
- General safety precautions 2 2
- Hydraulic 20 2
- Installation and operating manual 2
- List of contents 2
- List of keywords 32 2
- Particular safety instructions 2
- Product description 6 2
- Service and maintenance 23 2
- Servicing connection and initial commissioning must only be carried out by persons who are authorised and who have successfully completed qualifying technical or vocational training and who have taken part in advanced training sessions recognised by the relevant responsible authorities for the specific activity these include in particular certified heating engineers qualified electricians and hvac specialists who because of their professional training and expert knowledge have experience in the professional installation and maintenance of heating cooling and air conditioning systems as well as hot water storage tanks 2
- Set up and installation 13 2
- Start up 16 2
- Taking out of service 17 2
- Technical data 24 2
- This device must only be used by 2
- Warning 2
- Work on the unit such as setup 2
- Accordance with iec 60335 1 via a separator device which exhibits contact separation in all poles with a contact opening distance that provide full disconnection in accordance with overvoltage category iii 3
- All the electrical work must only be 3
- Can be drained the instructions must be observed 3
- Carried out by electrically qualified experts and with consideration of the local and national regulations and the instructions in this manual check that a suitable electrical circuit is being used inadequate capacity of the power circuit or improperly executed connections can cause electrocution or fire 3
- Dangers arising therefrom children must not play with the device cleaning and user maintenance must not be carried out by children without supervision 3
- General safety precautions 3
- Make up the power supply in 3
- Meaning of warnings and symbols 3
- Observing the instructions 3
- The storage tank and hot water circuit 3
- Before starting any work on the indoor unit and secure against being switched on inadvertently 4
- Device installation room 4
- Devices that have not been set up and installed correctly can impair the function of the device and or cause serious or fatal injury to the user 4
- Do not leave any tools or other 4
- Electrical installation 4
- General 4
- General safety precautions 4
- Intended use 4
- Objects below the hood of the unit after finishing installation or maintenance work 4
- Requirements of the heating and filling water 4
- Safety instructions for installation and operation 4
- Servicing connection and initial commissioning must only be carried out by persons who are authorised and who have successfully completed qualifying technical or vocational training and who have taken part in advanced training sessions recognised by the relevant responsible authorities for the specific activity these include in particular certified heating engineers qualified electricians and hvac specialists who because of their professional training and expert knowledge have experience in the professional installation and maintenance of heating cooling and air conditioning systems as well as hot water storage tanks 4
- Switch off the external main switch 4
- Warning 4
- Work on the unit such as setup 4
- General safety precautions 5
- Handover to operator and warranty 5
- Heating and sanitary side connection 5
- Instructing the owner 5
- Operation 5
- Warranty conditions 5
- Design and components 6
- Product description 6
- Product description 7
- 2 2 500 l models 8
- Product description 8
- Unpressurised system drainback 8
- 2 3 300 l models 9
- Product description 9
- 2 4 500 l p models 10
- Pressurised system 10
- Product description 10
- Brief description 11
- Product description 11
- Dirt filter 12
- Electric immersion heaters 12
- Kfe filling connection 12
- Non return valves 12
- Optional accessories 12
- Product description 12
- Scalding protection 12
- Scope of delivery 12
- Solar storage tank extension kit 12
- Important information 13
- Installing the hot water storage tank 13
- Set up 13
- Set up and installation 13
- Hydraulic system connection 14
- Important information installation 14
- Installation 14
- Set up and installation 14
- Buffer tank 15
- Filling topping up 15
- Hot water heat exchanger 15
- Set up and installation 15
- Start up 16
- Draining the storage tank 17
- Taking out of service 17
- Temporary shutdown 17
- Taking out of service 18
- With pre mounted kfe filling connection 18
- With subsequently fitted kfe filling connection 18
- Without kfe filling connection 18
- Drain the solar panel circuit only pressurised system 19
- Draining the heating circuit and hot water circuit 19
- Final shutdown 19
- Taking out of service 19
- 6 1 standard connection schematic with heat pump and drain back solar system 20
- Connection schemata 20
- Hydraulic 20
- Solution for low temperature heat pumps 20
- 6 2 standard connection schematic for the incorporation of several hot water storage tanks large installations 21
- Hydraulic 21
- Solution for systems with high hot water demand 21
- Hydraulic 22
- Solution for oil or gas condensing boilers 22
- Solution for sanitary side connection 22
- Annual inspection 23
- Periodic checks 23
- Service and maintenance 23
- 8 1 type plate 24
- Information 24
- Information on the type plate 24
- Several hot water storage tanks listed here are probably not offered in certain countries 24
- Technical data 24
- Basic data 25
- Technical data 25
- Technical data 26
- Technical data 27
- Technical data 28
- Technical data 29
- 8 2 hot water performance with reheating 30
- 8 3 pressure drop characteristic for the heat exchanger 30
- 8 4 hot water performance without reheating 30
- 8 5 pressure drop characteristic for the heat exchanger 30
- Ekhwd ekhwc 30
- Information 30
- L min can in certain rare circumstances lead to noises in the domestic water heat exchanger of the hot water storage tank 30
- Maximal available hot water volume at 40 c is shown as a function of the draw off rate in 8 2 hot water performance with 30
- Maximal available hot water volume at 40 c is shown as a function of the draw off rate in 8 4 hot water performance without 30
- Performance diagrams 30
- Reheating 4 30 for 10 c cold water entry temperature and 60 c storage tank temperature at draw off start and reheating with 20 kw 30
- Reheating 4 30 for 10 c cold water entry temperature and 60 c storage tank temperature at draw off start without reheating 30
- Technical data 30
- Technical data 31
- Tightening torque 31
- List of keywords 32
- Numerics 32
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