Daikin RXYSQ-TAV Installation Manual Download Page 15

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RXYSQ6TAV1B
VRV IV-S System air conditioner
4P482260-1 – 2017.03

Installation manual

9.7.

Example of connection for Sky Air or room air conditioner indoor units

Example of connection

(Connection of 8 units heat pump system)

Branc

h with refnet joint

Maxim

um allo

wab

length

Betw

een outdoor and BP units

otal pipe length

Pipe length betw

een outdoor and BP units

≤

55 m

[Example] 3 BP units:

a+b+c+d+e

≤

55 m

Betw

een BP and indoor units

otal pipe length

Piping length betw

een BP and indoor units:

RXYSQ4

≤

60 m, RXYSQ5

≤

80 m, RXYSQ6

≤

90 m

[Example] RXYSQ5:

f+g+h+i+j+k+l+m

≤

80 m

Betw

een BP and an indoor unit

1 room length

Pipe length betw

een BP and an indoor unit:

≤

15 m

[Example] f

, g, h, i, j, k, l, m

≤

15 m

Minim

um allo

wab

length

(*)

Betw

een outdoor unit and the first

refr

iger

ant br

anch kit

Pipe length

Pipe length betw

een outdoor unit and first refr

iger

ant br

anch kit:

≥

5 m

[Example] a

≥

5 m

Allo

wab

le height

Betw

een outdoor and indoor units

Diff

erence in height

Diff

erence in height betw

een outdoor and indoor units (H1)

≤

30 m

Betw

een outdoor and BP units

Diff

erence in height

Diff

erence in height betw

een outdoor and BP units (H2)

≤

30 m

Betw

een BP and BP units

Diff

erence in height

Diff

erence in height betw

een BP and BP units (H3)

≤

15 m

Betw

een indoor and indoor units

Diff

erence in height

Diff

erence in height betw

een indoor and indoor units (H4)

≤

15 m

Allo

wab

le length after the branc

Pipe length

Pipe length from first refr

iger

ant br

anch kit (refnet joint) to indoor unit

≤

40 m

[Example] unit 8:

b+c+m

≤

40 m

[Example] unit 6:

b+e+k

≤

40 m

[Example] unit 3:

d+h

≤

40 m

Refrig

erant branc

h kit selection

Refr

iger

ant br

anch kits can only be used with R410A.

Use the f

ollo

wing refnet joint:

KHRQ22M20T

(*)

The refr

iger

ant sound from the outdoor unit can be tr

ansmitted.

indoor unit

refr

iger

ant br

anch kit (refnet joint)

BP unit

NOTE

The refr

iger

ant br

anch kits m

ust be positioned as close to the BP units

as possib

le (c

, d, e m

ust be as shor

t as possib

le).

BP 1

BP 3

BP2

4PEN482260-1.book Page 11 Monday, March 20, 2017 8:54 PM

Summary of Contents for RXYSQ-TAV

Page 1: ...INSTALLATION MANUAL RXYSQ6TAV1B VRV IV S System air conditioner 4PEN482260 1 book Page 1 Monday March 20 2017 8 54 PM...

Page 2: ...L1 H 0 L2 1 2 H 1 2 H L2 H L2 H L2 H L2 H L2 H L2 H L2 H 150 500 500 500 500 750 100 100 100 100 200 300 200 100 250 250 500 1000 1000 1000 500 500 500 500 1000 1000 1000 1000 500 500 1000 500 1000 1...

Page 3: ...2 3 4 1 2 3 4 380 415 V V1 Y1 10 16 V 230 V 230 V 16 V 16 V 16 V 1 2 3 2 3 4 1 2 3 4 1 4 5 5 5 380 415 V V1 Y1 11 2 1 1 1 2 3 4 4 V1 1 50 Hz Y1 3N 50 Hz 1 50 Hz 1 8 11 9 8 10 4PEN482260 1 book Page 1...

Page 4: ...B C 08 Nota tal como estabelecido em A e com o parecer positivo de B de acordo com o Certificado C 09 A B C 10 Bem rk som anf rt i A og positivt vurderet af B i henhold til Certifikat C 11 Information...

Page 5: ...The English text is the original instruction Other languages are translations of the original instructions 1 SAFETY CONSIDERATIONS The precautions listed here are divided into the following two types...

Page 6: ...tubes are not effective grounds Lightning conductor or telephone ground wire Electric potential may rise abnormally if struck by a lightning bolt Be sure to install an earth leakage breaker Failure to...

Page 7: ...an optimum refrigerant branching kit refer to Refrigerant branch kit selection on page 11 2 5 Technical and electrical specifications Refer to the Engineering Data Book for the complete list of specif...

Page 8: ...e satisfied and that meets with your customer s approval Places which are well ventilated Places where the unit does not bother next door neighbours Safe places which can withstand the unit s weight a...

Page 9: ...evention of falling over If it is necessary to prevent the unit from falling over install as shown in the figure prepare all 4 wires as indicated in the drawing unscrew the top plate at the 4 location...

Page 10: ...H A and L is shown in the table below NOTE If drain holes of the outdoor unit are covered by a mounting base or by floor surface raise the unit in order to provide a free space of more than 100 mm und...

Page 11: ...reat caution is needed when passing copper tubes through walls For handling of stop valves refer to 9 3 How to use the stop valve on page 9 Only use the flare nuts included with the unit Using differe...

Page 12: ...material field supply to stop up all gaps as shown in the figure Insects or small animals entering the outdoor unit may cause a short circuit in the electrical box Pipe size Tightening torque N m A m...

Page 13: ...ul not to let the BP unit and outdoor branch piping come into contact with the compressor terminal cover If the liquid side piping insulation might come into contact with it adjust the height as shown...

Page 14: ...al cover 3 For Sky Air or room air conditioner indoor units only BP unit and outdoor field piping 3 For VRV indoor units only Indoor and outdoor field piping 4 Corking etc 5 Insulation material field...

Page 15: ...Difference in height Difference in height between outdoor and indoor units H1 30 m Between outdoor and BP units Difference in height Difference in height between outdoor and BP units H2 30 m Between...

Page 16: ...c d e Total indoor capacity Q Gas pipe Liquid pipe Qc Qd Qe 5 0 kW 12 7x0 8 6 4x0 8 Qc Qd Qe 5 0 kW 15 9x1 0 9 5x0 8 NOTE Qc Qd Qe is total connected indoor capacity c d e indicates the symbols in th...

Page 17: ...If the recommended pipe size is not available stick to the original pipe diameter which may result in a small capacity decrease Gas side RXYSQ4 5 15 9 19 1 RXYSQ6 19 1 22 2 A Piping between outdoor un...

Page 18: ...tory charged with refrigerant and depending on pipe sizes and pipe lengths some systems require additional charging of refrigerant See How to calculate the additional refrigerant to be charged on page...

Page 19: ...ollows 1 Turn on the power of the outdoor unit 2 Press at least 5 seconds 3 Press 51 times on 4 Press once 5 Press once 6 Press 2 times on The setting for changing from VRV applications to Sky Air or...

Page 20: ...eration stops The operation automatically stops within 30 minutes If the refrigerant charge cannot be finished within 30 minutes repeat step 5 If the operation stops immediately after restart there is...

Page 21: ...in switch has a contact separation of at least 3 mm in all poles Never squeeze bundled cables into a unit Fix cables so that cables do not make contact with the pipes especially on high pressure side...

Page 22: ...urely clamp the cable as shown in figure 12 1 Power 2 Earth leakage breaker 3 Branch switch overcurrent breaker fuse 4 Ground 5 BP unit 1 Power 2 Earth leakage breaker 3 Branch switch overcurrent brea...

Page 23: ...vent outside pressure being exerted on the terminal board Use an appropriate screwdriver for tightening the terminal screws A screwdriver with a small head will strip the head and make proper tighteni...

Page 24: ...nd transmission wiring Use a designated power supply and transmission wiring and make sure that it has been carried out according to the instructions described in this manual according to the wiring d...

Page 25: ...BS1 BS5 3 DIP switches 2 DS1 1 DS1 2 x OFF w ON c blinking For changing the set mode For field setting For field setting For test operation For resetting the address when the wiring is changed or whe...

Page 26: ...ic judgement of piping length 4 After the test operation maximum 30 minutes the unit automatically stops Check the operation results by the outdoor unit led indication H1P H2P H3P H4P H5P H6P H7P OFF...

Page 27: ...mmediately and then energize the heater for a sufficient length of time before restarting the operation Run each indoor unit one at a time and make sure the corresponding outdoor unit is also running...

Page 28: ...y against leakage according to local regulations or standards The following standards may be applicable if local regulations are not available This unit like other air conditioning systems uses R410A...

Page 29: ...tional legislation amount of refrigerant in a single unit system amount of refrigerant with which the system is charged before leaving the factory additional charging amount amount of refrigerant adde...

Page 30: ...4PEN482260 1 book Page 1 Monday March 20 2017 8 54 PM...

Page 31: ...E E E E E 12 A B C 2 2 3 2 4 7 2 9 3 2 3 5 6 1 4 8 3 2 4 3 2 1 6 8 9 7 2 V1 Y1 3 14 A1P A2P A4P X2M X2M F1 F1 F2 F2 TO IN D UNIT C H SELECTOR X2M A C B A4P TO OUT D UNIT F1 F1 F2 A C B F2 TO IN D UNIT...

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