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1 General safety precautions

Installation and operating manual

3

EKHW(D/C/P)(300/500)(P)B
Daikin Altherma ST (Hot water storage tank)
008.1633099_00 – 06/2020

dangers arising therefrom. 

Children

must not play with the device.
Cleaning and 

user maintenance

must not be carried out by 

children

without supervision.

▪ Make up the power supply in

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.

▪ All the electrical work must only be

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.

▪ The storage tank and hot water circuit

can be drained. The instructions must
be observed.

1.1.1

Observing the instructions

▪ The  original  documentation  is  written  in  English.  All  other

languages are translations.

▪ Please  read  this  manual  carefully  and  thoroughly  before

proceeding  with  the  installation  or  modification  of  the  heating
system.

▪ These instructions are intended for authorised and trained heating

and  sanitation  experts  who  have  experience  in  the  proper
installation  and  maintenance  of  heating  systems  and  hot  water
storage tanks by virtue of their technical training and knowledge.

▪ This manual provides all the necessary information for installation,

start-up  and  maintenance,  as  well  as  basic  information  on
operation  and  settings.  Please  go  through  the  attached
documents for a detailed description of operation and control.

This  manual  is  valid  for  models  as  listed  on  front  page,  hereinafter
referred  to  as  “Hot  water  storage  tank”.  Subject  to  change  and
correction.

Documentation set

This  document  is  part  of  a  documentation  set.  The  complete  set
consists of:

▪ Installation and operation manual (format: paper – included in the

scope of delivery)

▪ Installation and maintenance instructions

▪ Operating instructions for the user / owner

▪ On connection of an external heat generator

▪ the associated installation and operating manual.

▪ On connection of a solar system

▪ the associated installation and operating manual.

The  guides  are  included  in  the  scope  of  supply  for  the  individual
units.

The  digital  documents  and  the  latest  editions  of  the  supplied
documentation  are  available  on  the  regional  Daikin  website  or,  on
request,  from  your  dealer.  The  Daikin  website  is  easy  to  access
using the QR code on your device.

1.1.2

Meaning of warnings and symbols

Warnings  in  this  manual  are  classified  according  into  their  severity
and probability of occurrence.

DANGER

Indicates an immediate danger.

Disregarding  this  warning  can  lead  to  serious  injury  or
death.

WARNING

Indicates a potentially dangerous situation.

Disregarding  this  warning  may  result  in  serious  physical
injury or death.

CAUTION

Indicates a situation which may cause possible damage.

Disregarding  this  warning  can  lead  to  damage  to  property
and the environment.

INFORMATION

This  symbol  identifies  user  tips  and  particularly  useful
information, but not warnings or hazards.

Special warning signs

Some types of danger are represented by special symbols:

Electric current

Risk of burning or scalding

Validity

Some  information  in  this  manual  has  limited  validity.  The  validity  is
highlighted by a symbol.

Comply with the stipulated tightening torque (see

"8.4 Tightening torque" 

[

4

 31])

Only applicable for the unpressurised system (drain-back)

Only applicable for the pressurised system

Handling instructions

1

Handling instructions are shown as a list. Actions for which the
sequential order must be maintained are numbered.

Содержание EKHWCH300B

Страница 1: ...ikin Altherma ST Hot water storage tank English Installation and operating manual Daikin Altherma ST Hot water storage tank EKHWCH300 P B EKHWC500B EKHWCH500 P B EKHWCB500 P B EKHWDH500B EKHWDB500B EK...

Страница 2: ...sed system 19 5 3 Final shutdown 19 6 Hydraulic 20 6 1 Connection schemata 20 6 1 1 Solution for low temperature heat pumps 20 6 1 2 Solution for systems with high hot water demand 21 6 1 3 Solution f...

Страница 3: ...page hereinafter referred to as Hot water storage tank Subject to change and correction Documentation set This document is part of a documentation set The complete set consists of Installation and op...

Страница 4: ...and secure it against unintentional switch on Seals must not be damaged or removed Make sure that the safety valves comply with the requirements of EN 12828 when connecting on the heating side and wit...

Страница 5: ...lurry and swarf could enter the hot water storage tank and cause blockages local overheating or corrosion To prevent possible damage fit a dirt filter or sludge separator into the heating return flow...

Страница 6: ...lar flow S F S G S K S M x Hot water connection 1 all y Cold water connection 1 all z Storage tank charging return flow via 1st heat source 1 S A S B S D S F S G S H S M S O S P aa Storage tank chargi...

Страница 7: ...Hot water storage tank EKHWP500PBx S G Hot water storage tank EKHWP300PBx S Q Hot water storage tank EKHWC500Bx S H Hot water storage tank EKHWCH500Bx S I Hot water storage tank EKHWCB500Bx S J Hot w...

Страница 8: ...2 Product description Installation and operating manual 8 EKHW D C P 300 500 P B Daikin Altherma ST Hot water storage tank 008 1633099_00 06 2020 Unpressurised system DrainBack 2 2 500 l models...

Страница 9: ...2 Product description Installation and operating manual 9 EKHW D C P 300 500 P B Daikin Altherma ST Hot water storage tank 008 1633099_00 06 2020 2 3 300 l models...

Страница 10: ...2 Product description Installation and operating manual 10 EKHW D C P 300 500 P B Daikin Altherma ST Hot water storage tank 008 1633099_00 06 2020 Pressurised system 2 4 500 l P models...

Страница 11: ...generator Depending on the available heat from the sun the entire hot water storage tank can be heated up The stored heat is now used both for hot water generation and for heating support The high to...

Страница 12: ...circulation pump is turned off and during periods without drinking water draw off gravitational circulation circulation brakes should be built into the connections to the hot water storage tank see 2...

Страница 13: ...the heat pump see installation and operating manual of the heat pump and the relevant storage tank connecting kit E Pac Requirement The installation site meets the applicable country specific require...

Страница 14: ...essure maximum 10 bar At higher pressure in the drinking water line a pressure reducer must be installed Connect the pressure relief line to the safety pressure relief valve customer supply and connec...

Страница 15: ...n accordance with country specific guidelines We recommend an insulation thickness of at least 20 mm 3 3 Filling Topping up INFORMATION Any optional accessories must be fitted before filling INFORMATI...

Страница 16: ...and fill the storage tank on the EKHWC EKHWP until water comes out of the safety overflow 3 5 Filling the buffer storage tank 2 416 3 5 Filling the buffer storage tank 2 4 Start up WARNING Units which...

Страница 17: ...er pressure on the heating side 3 bar Yes 11 Are the heat generator and heating system vented Yes 12 Are all hydraulic connections tight leaks Yes 13 Does the installation operate without faults Yes 1...

Страница 18: ...filling connection accessory KFE BA see 5 2 1 With pre mounted KFE filling connection 418 Without solar system INFORMATION Draining with KFE filling connection accessory KFE BA is recommended Alterna...

Страница 19: ...dstill of the solar panel circuit drain in accordance with the installation instructions of the regulating and pump unit 5 3 Final shutdown 1 Disconnect hot water storage tank from all electrical and...

Страница 20: ...0 06 2020 6 Hydraulic 6 1 Connection schemata 6 1 1 Solution for low temperature heat pumps 6 1 Standard connection schematic with heat pump and drain back solar system 1 1 The displayed system schema...

Страница 21: ...6 2020 6 1 2 Solution for systems with high hot water demand 6 2 Standard connection schematic for the incorporation of several hot water storage tanks large installations 1 1 The displayed system sch...

Страница 22: ...ording to local legislation Short name Meaning h Non return valve i Pressure reducer k Manometer l Shut off valve 3UV1 3 way switch valve DHW 3UV2 3 way switch valve cooling 3UV3 3 way switch valve he...

Страница 23: ...again DANGER RISK OF ELECTROCUTION All work performed on live components must be carried out in accordance with the proper procedures otherwise there may be a danger to the life and health of individu...

Страница 24: ...pacity V e Max permissible operating temperature Tmax f Standby heat expenditure in 24 hours at 65 C storage tank temp Qst g Operating pressure of storage water pH2O h Nominal capacity of drinking wat...

Страница 25: ...anger stainless steel 1 4404 Water capacity heat exchanger litres 10 6 Heat exchanger surface area m2 2 14 2nd storage tank charging heat exchanger stainless steel 1 4404 Water capacity heat exchanger...

Страница 26: ...a m2 1 9 1 95 2nd storage tank charging heat exchanger stainless steel 1 4404 Water capacity heat exchanger litres 10 9 Heat exchanger surface area m2 2 2 Pressurised solar heat exchanger stainless st...

Страница 27: ...r stainless steel 1 4404 Water capacity heat exchanger litres 10 9 Heat exchanger surface area m2 2 2 Pressurised solar heat exchanger stainless steel 1 4404 Water capacity heat exchanger litres 3 9 8...

Страница 28: ...ter capacity heat exchanger litres 12 85 10 18 1 Heat exchanger surface area m2 2 66 1 95 3 7 Solar heating backup stainless steel 1 4404 Water capacity heat exchanger litres 3 9 Heat exchanger surfac...

Страница 29: ...3 7 Pressurised solar heat exchanger stainless steel 1 4404 Water capacity heat exchanger litres 3 9 8 7 Heat exchanger surface area m2 0 76 1 69 Solar heating backup stainless steel 1 4404 Water capa...

Страница 30: ...Storage tank charging heat exchanger 1 EKHWCH300Bx EKHWCH300PBx e Heating support heat exchanger EKHWCH500Bx EKHWCH500PBx EKHWCB500Bx EKHWCB500PBx p mbar Pressure drop in millibar m L h Flow rate in...

Страница 31: ...1633099_00 06 2020 8 4 Tightening torque 8 6 Tightening torque Designation Thread size Tightening torque Hydraulic line connections water 1 25 to 30 Nm Electric immersion heater 1 5 max 10 Nm hand ti...

Страница 32: ...on 4 Electronic control 12 E Pac 4 14 22 F Filling 15 Filling water 4 16 Freezing 17 H Hydraulic system 14 20 I Intended use 4 K KFE filling connection 12 18 L Large installations 21 Load bearing capa...

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Страница 36: ...008 1633099_00 06 2020 Copyright Daikin Verantwortung f r Energie und Umwelt...

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