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125A8V1BF

VRV IV System indoor unit

4P405267-1C – 2021.04

Installation and operation manual

43

14.6. Technical specifications table

14.7. Electrical specifications table

15. Disposal requirements

Dismantling of the unit, treatment of the refrigerant, of oil and of other

parts must be done in accordance with the applicable legislation.
Do  not  try  to  dismantle  the  system  yourself:  the  dismantling of  the

system,  treatment of  the refrigerant, of oil and  other  parts  must be

done  by  a  qualified  installer  in  accordance  with  the  applicable

legislation.
Units  must  be  treated  at  a  specialized  treatment  facility  for  re-use,

recycling  and  recovery.  By  ensuring  this  product  is  disposed  off

correctly, you will help to prevent potential negative consequences for

the  environment  and  human  health.  Please  contact  the  installer  or

local authority for more information.

HXY080A8V1B

HXY125A8V1B

Nominal cooling capacity 

• Heating

(a)

(a) DB/WB 7°C/6°C - LWC 35°C (DT=5°C)

kW

9

14

• Cooling

(b)

(b) Tamb 35°C - LWE 18°C (DT=5°C)

kW

8

12.5

Casing

• Colour

White

• Material

Pre-coated sheetmetal

Dimensions

• Packing 

(height x width x depth)

mm

415 x 650 x 1016

• Unit 

(height x width x depth)

mm

890 x 480 x 344

Weight of unit

• Machine net weight

kg

44

• Packed machine weight

kg

47

Packing materials

• Material

Carton / EPS / PP (straps)

• Weight

kg

2,8

PED

• Category of unit

Art 3.3

(c)

(c) Excluded from scope of PED due article 1, item 3.6 of 97/23/EC

Pump

Type

DC motor

Number of speed

Inverter controlled

Nominal ESP unit

• Cooling

(b)

kPa

88

72

• Heating

(a)

kPa

85

65

Power input

W

110

135

Water side Heat exchanger

Type

Brazed plate

Quantity

1

Minimal water flow rate

(d)

(d) Flow switch setting

l/min

15

Nominal water flow rate

• Cooling

(a)

l/min

22.9

35.8

• Heating

(e)

(e) The sound pressure level is measured at 1 m from the unit. It is a relative value, 

depending on the distance and acoustic environment.

l/min

25.8

40.1

Insulation material

Elastomeric foam

Expansion vessel

Volume

l

10

Maximum water pressure

bar

3

Pre-pressure

bar

1

Water filter

Diameter perforations

mm

1

Material

• Body

Copper and brass

• Filter element

Stainless steel

Water circuit

• Piping connections 

diameter

(f)

(f) Value mentioned is connection after ball valves. Connection at unit is 

G 1-1/4” female.

inch

G 1-1/4” (female)

• Safety valve

bar

3

• Manometer

Yes

• Drain/fill valve

Yes

• Shut off valves

Yes

• Flow switch

Yes

• Air purge valve

Yes

Refrigerant circuit

• Gas side diameter

mm

15.9

• Liquid side diameter

mm

9.52

• Piping length restrictions

See installation manual of the outdoor 

unit and technical engeneering data

Sound level

• Sound power

(b)

dBA

• Sound pressure

(e)

dBA

Operation range

• Ambient space cooling

°C

10~43

• Ambient space heating

°C

–20~20

• Waterside space cooling

°C

(5)10~20

• Waterside space heating

°C

25~45

HXY080A8V1B

HXY125A8V1B

Power supply

• Phase

1

• Frequency

Hz

50

• Voltage

V

220~240

Current

• Running current

A

2.5

• Z

max

Ω

• Minimum S

sc

 value

kVA

Fuse

• Recommended fuse

A

6~16

Voltage range

• Minimum

V

198

• Maximum

V

264

Wiring connections

• For power 

supply

• Quantity of 

wires

3G

• Type of wires

Wire type/size has to be selected 

according to applicable legislation

• Communication 

cable (F1F2)

• Quantity of 

wires

2

• Type of wires

0.75~1.25 mm

2

• User interface 

(P1P2)

• Quantity of 

wires

2

• Type of wires

0.75~1.25 mm

2

Содержание HXY080A8V1BF

Страница 1: ...INSTALLATION AND OPERATION MANUAL HXY080A8V1BF HXY125A8V1BF System indoor unit...

Страница 2: ...rtificaat C 05 Nota como se establece en A y es valorado positivamente por B de acuerdo con el Certificado C 06 Nota delineato nel A e giudicato positivamente da B secondo il Certificato C 07 A B C 08...

Страница 3: ...ion 16 7 4 1 To fix the user interface cover to the indoor unit 16 7 4 2 To close the indoor unit 16 8 Commissioning 17 8 2 Final air purging 17 8 3 Field settings 17 8 3 1 Procedure 17 8 3 2 Detailed...

Страница 4: ...gerant of oil and of other parts must be done by an authorized installer and must comply with applicable legislation Units must be treated at a specialized treatment facility for reuse recycling and r...

Страница 5: ...erant gas comes into contact with fire WARNING Always recover the refrigerants Do NOT release them directly into the environment Use a refrigerant reclaim unit to evacuate the installation NOTICE Make...

Страница 6: ...and or codes that are relevant and applicable for a certain product or domain Service company Qualified company which can perform or coordinate the required service to the product Installation manual...

Страница 7: ...h Control close to the indoor unit Room thermostat functionality in the principal space to be heated Room thermostat EKRTWA EKRTR1 You can connect an optional room thermostat to the indoor unit This t...

Страница 8: ...valve field supply j User interface slave The under floor heating or heat pump connection is directly connected to the indoor unit The room temperature is controlled by the user interface which is us...

Страница 9: ...al capacity in case of heat pump capacity shortage See 9 Installing the optional EKBUHAA 6V3 6W1 heater kit on page 26 for details 6 Preparation 6 1 Preparing installation site Do NOT install the unit...

Страница 10: ...high humidity max RH 85 for example a bathroom In places where frost is possible Ambient temperature around the indoor unit should be 5 C The indoor unit is designed for indoor installation only and f...

Страница 11: ...nt galvanic corrosion Never use Zn coated parts in the water circuit Because the unit s internal water circuit uses copper piping excessive corrosion may occur Only use appropriate tooling to handle b...

Страница 12: ...uit is 100 l No actions or adjustments are required Example 2 The indoor unit is installed at the highest point in the water circuit The total water volume in the water circuit is 350 l Actions Becaus...

Страница 13: ...ectrical connections to the fixed wiring All components procured on the site and all electrical construction must comply with the applicable legislation WARNING The indoor unit should have a dedicated...

Страница 14: ...nnection 9 52 mm b Refrigerant gas connection 15 9 mm 1 Connect the liquid piping from the outdoor unit to the refrigerant liquid connection of the indoor unit 2 Connect the gas piping from the outdoo...

Страница 15: ...duce capacity losses during heating and cooling operations If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness of the sealing materials should be at least 20 mm...

Страница 16: ...able legislation Use only copper wires All field wiring must be carried out in accordance with the wiring diagram supplied with the unit and the instructions given below Never squeeze bundled cables a...

Страница 17: ...e Fixation of the user interface to the indoor unit 1 Fix the wallplate of the user interface to the frontplate of the unit For installation of the frontplate see 7 4 1 To fix the user interface cover...

Страница 18: ...tening the mounting screws INFORMATION If next to the standard remote controller the optional remote controller is installed as well Connect the electrical wires of both remote controllers in the same...

Страница 19: ...valves Make sure that the shut off valves are correctly installed and fully open Once all checks are fulfilled the unit must be closed only then can the unit be powered on When the power supply to th...

Страница 20: ...ng can be programmed in 2 different ways based on the temperature set point both leaving water temperature and room temperature and based on the ON OFF instruction In the following tables both methods...

Страница 21: ...LED will stop working When pushing the button The schedule timer for space heating will stop when active at that moment and will start again at the next scheduled ON function The last programmed comma...

Страница 22: ...is installed its operation must be enabled by field setting Default 6 01 0 which means no external room thermostat is installed Set 6 01 2 if the optional external room thermostat is installed The ext...

Страница 23: ...ccount influence of high ambient temperatures in the measurement 9 02 Setting is not applicable 9 03 Leaving water temperature compensation value for cooling operation 9 04 Setting not applicable A Op...

Страница 24: ...20 1 C 02 Set point at low ambient temperature Lo_Ti 40 25 80 1 C 03 Set point at high ambient temperature Hi_Ti 25 25 80 1 C 4 Settings are not applicable 00 Not applicable Do not change the default...

Страница 25: ...1 C 03 Set point cooling leaving water minimum temperature 10 5 18 1 C 04 Not applicable Do not change the default value 0 d Settings are not applicable 00 Not applicable Do not change the default va...

Страница 26: ...and are blinking 3 Push the button again to leave this mode If no button is pressed the user interface leaves the display mode after 10 seconds Procedure for space heating cooling 1 Check the leaving...

Страница 27: ...do not touch a conductive section Do not rinse the unit This may cause electric shocks or fire Play it safe Touch a metal part by hand such as piping sheet metal in order to eliminate static electric...

Страница 28: ...heater Refer to 8 3 Field settings on page 17 how to make field settings for field settings related to the EKBUHAA heater kit Other field settings which are explained in the EKBUHAA manual are not app...

Страница 29: ...e master VRV DX Indoor Unit Refer to outdoor unit manual for further information Push the or button Display 88 8 starts blinking Display Set desired room temperature e g 22 C The user interface room t...

Страница 30: ...s active 16 PUMP ICON This icon indicates that the circulation pump is active 17 OUTDOOR TEMPERATURE DISPLAY When this icon is flashing the outdoor ambient temperature is displayed Refer to 11 3 7 Tem...

Страница 31: ...ed by the room temperature set point The set point can be set manually or through the schedule timer Selecting space cooling operation 1 Use the button to switch ON OFF space cooling Icon appears on t...

Страница 32: ...t point Activating this operation will result in a lower power consumption than use with a manually fixed leaving water set point During weather dependent operation the user has the possibility to shi...

Страница 33: ...time at which setback is started 2 02 Stop time time at which setback is stopped 5 02 Leaving water setback temperature temperature drop A Normal leaving water temperature set point B Leaving water s...

Страница 34: ...Time T Temperature set point Room temperature Leaving water temperature INFORMATION By default space cooling based on temperature set point method 1 is enabled so only temperature shifts are possible...

Страница 35: ...st action and end with the highest number for the last action This is not a requirement but will simplify the interpretation of the program later If 2 or more actions are programmed for the same day a...

Страница 36: ...time 8 Use the and buttons to set the leaving water temperature 9 Use the and buttons to set the room temperature 10 Use the button to select to switch cooling and the user interface off 11 Repeat st...

Страница 37: ...e 10 Use the and buttons to set the room temperature 11 Use the button to select to switch heating and the user interface off to select automatic temperature calculation for leaving water temperature...

Страница 38: ...e selected mode is blinking You can leave programming by pressing the button 3 Press the button to confirm the selected mode The actual day is blinking 4 Select the day you would like to copy to the n...

Страница 39: ...nd value of altered field settings at variance with the default value 11 4 1 Procedure To change one or more field settings proceed as follows 1 Press the button for a minimum of 5 seconds to enter FI...

Страница 40: ...bient temperature Hi_A 15 10 20 1 C 02 Set point at low ambient temperature Lo_Ti 40 25 80 1 C 03 Set point at high ambient temperature Hi_Ti 25 25 80 1 C 4 Settings are not applicable 00 Not applicab...

Страница 41: ...re not applicable 00 Not applicable Do not change the default value 10 01 Not applicable Do not change the default value 30 02 Not applicable Do not change the default value 15 03 Not applicable Do no...

Страница 42: ...g the button In case this procedure for resetting the safety is not successful contact your local dealer For other malfunction codes which may be displayed during the system test run or operation see...

Страница 43: ...te YLW Yellow Notes PC L N X2M C COM X1M H H20 R1H X1M X1M only for EKRTR only for EKRTETS only for EKRTW 1 C COM H 1 A6P A6P A7P X801M 4 5 1 2 3 A4P 1 A1P WHT YLW ORG BLU RED BRN BLU BRN RED BLK WHT...

Страница 44: ...e on DX cooling cold draft and total efficiency Heating operation a Outdoor Ta CDB WB b Indoor LWC C c Warming up zone d Normal operation range 14 5 ESP curve ESP External Static Pressure Flow Waterfl...

Страница 45: ...a 85 65 Power input W 110 135 Water side Heat exchanger Type Brazed plate Quantity 1 Minimal water flow rate d d Flow switch setting l min 15 Nominal water flow rate Cooling a l min 22 9 35 8 Heating...

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Страница 48: ...4P405267 1C 2021 04 Copyright 2021 Daikin 3...

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