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Installation manual

REMQ8~16P8Y1B

VRVIII System air conditioner

4PW40598-1A

6.6.

Example of connection

(Connection of 8 indoor units)

Branc

h with refnet joint

Branc

h with refnet joint and refnet header

Branc

h with refnet header

Outdoor units installed

in a m

ultiple outdoor

unit system

(REYQ18~48)

Install the joint par

t (

par

t in the figure) of the outdoor unit m

ulti connection piping kit

hor

ontally with attention to the installation restr

ictions descr

ibed in "connecting the

refr

iger

ant piping".

(*) In case of m

ulti combination, inter

prete the w

ord "outdoor" as "first outdoor

anch".

Maxim

um allo

wab

length

Betw

een outdoor and indoor units

Actual pipe length

Pipe length betw

een outdoor(*) and indoor units

≤

165 m

[Example] unit 8:

a+b+c+d+e+s

≤

165

[Example] unit 6:

a+b+l

≤

165 m,

unit 8:

a+m+n+p

≤

165 m

[Example] unit 8:

a+o

≤

165 m

Equiv

alent length

Equiv

alent pipe length betw

een outdoor(*) and indoor units

≤

190 m (Assume equiv

alent pipe length of the refnet joint to be 0.5 m, of the refnet header to be 1.0 m,

of the BSVQ100 and BSVQ160 to be 4 m and of the BSVQ250 to be 6 m (f

or calculation pur

poses)) (See note 1 on ne

xt page)

otal e

xtension length

otal piping length from outdoor(*) to all indoor units

≤

1000 m

Betw

een the first outdoor unit m

ulti connection piping kit

and outdoor unit (in case of a m

ultiple outdoor unit system)

Actual and equiv

alent

pipe length

The actual pipe length from the first outdoor unit m

ulti connection piping kit to the outdoor unit

≤

10 m.

≤

10 m, y

≤

10 m, z

≤

10 m)

The equiv

alent pipe length from the first outdoor unit m

ulti connection piping kit to the outdoor unit

≤

13 m.

≤

13 m, y

≤

13 m, z

≤

13 m)

Allo

wab

le height

diff

erence

Betw

een outdoor and indoor units

Diff

erence in height betw

een outdoor and indoor units (H1)

≤

50 m (

≤

40 m if outdoor unit is located in a lo

er position).

Betw

een indoor and indoor units

Diff

erence in height betw

een adjacent indoor units (H2)

≤

15 m

Betw

een outdoor and outdoor units

Diff

erence in height betw

een adjacent outdoor units (H3)

≤

5 m

Allo

wab

le length after the branc

Actual pipe length

Pipe length from first refr

iger

ant br

anch kit (either refnet joint or refnet header) to indoor unit

≤

40 m (See note 2 on ne

xt page)

[Example] unit 8:

b+c+d+e+s

≤

40 m

[Example] unit 6:

b+l

≤

40 m, unit 8:

m+n+p

≤

40 m

[Example] unit 8:

≤

40 m

Outdoor unit m

ulti connection piping kit and refrigerant branc

h kit selection

w to select the refnet joint

When using refnet joints at the first br

anch counted from the outdoor unit side

, choose from

the f

ollo

wing tab

le in accordance with the capacity of the outdoor unit (e

xample:

refnet joint

A).

w to select the refnet header

Choose from the f

ollo

wing tab

le in accordance with the total capacity of all the indoor units connected

belo

w the refnet header.

Note

250 type indoor unit can not be connected low

er than the refnet header.

Outdoor unit

capacity type (Hp)

Refrig

erant branc

h kit name

Indoor

capacity type

Refrig

erant branc

h kit name

3 pipes

2 pipes

8+10

KHRQ23M29T

<200

KHRQ23M29H KHRQ22M29H

12~22

KHRQ23M64T

200

≤

x<290

KHRQ23M29H KHRQ22M29H

≥

KHRQ23M75T

290

≤

x<640

KHRQ23M64H

KHRQ22M64H

or refnet joints other than the first br

anch, select the proper br

anch kit model based on the

total capacity inde

x of all indoor units connected after the refr

iger

ant br

anch.

≥

640

KHRQ23M75H KHRQ22M75H

w to c

hoose an outdoor m

ulti connection piping kit (this is required when the

system is a m

ultiple outdoor unit system)

Indoor

capacity type

Refrig

erant branc

h kit name

3 pipes

2 pipes

Choose from the f

ollo

wing tab

le in accordance with the number of outdoor units

<200

KHRQ23M20T

KHRQ22M20T

Number of

outdoor units

Branc

h kit name

200

≤

x<290

KHRQ23M29T9

KHRQ22M29T

290

≤

x<640

KHRQ23M64T

KHRQ22M64T

BHFQ23P907

≥

640

KHRQ23M75T

KHRQ22M75T

BHFQ23P1357

Example of do

wnstream indoor units

[Example]

in case of refnet joint C:

indoor units 5+6+7+8

[Example]

in case of refnet joint B:

indoor units 7+8,

in case of refnet header:

indoor units 1+2+3+4+5+6

[Example]

in case of refnet header:

indoor units

1+2+3+4+5+6+7+8

Use the outdoor unit m

ulti connection piping kit that is sold separ

ately

as an option (BHF1357) f

or the m

ulti installation of outdoor

units

. Selection method is as sho

wn in the r

ight tab

Outdoor unit side (3 pipes)

Indoor unit side (2 pipes)

Suction gas pipe

Gas pipe

HP/LP gas pipe

BS unit

Liquid pipe

indoor unit

refnet header

Outdoor unit side (3 pipes)

refnet joint

outdoor m

ulti connection piping kit

Indoor unit side (2 pipes)

Refr

iger

ant br

anch kits can only be used with R410A.

Содержание VRV III REMQ8P8Y1B

Страница 1: ...INSTALLATION MANUAL REMQ8P8Y1B REMQ10P8Y1B REMQ12P8Y1B REMQ14P8Y1B REMQ16P8Y1B System air conditioner ...

Страница 2: ...m b 300 mm c 10 mm d 500 mm a 50 mm b 100 mm c 50 mm d 500 mm a 200 mm b 300 mm a 10 mm b 300 mm c 10 mm d 500 mm e 20 mm a 50 mm b 100 mm c 50 mm d 500 mm e 100 mm a 200 mm b 300 mm e 400 mm A B C D A B 3 a 10 mm b 300 mm c 10 mm d 500 mm e 20 mm f 600 mm a 50 mm b 100 mm c 50 mm d 500 mm e 100 mm f 500 mm 4 a 10 mm b 300 mm c 10 mm d 300 mm e 20 mm f 500 mm a 50 mm b 100 mm c 50 mm d 100 mm e 10...

Страница 3: ...20 mm 500 mm 1 1 1 A B 2 2 2 4 5 3 8 F1 F2 F1 F2 Q1 Q2 F1 F1 F2 F2 Q1Q2 7 TOIN DUNIT TOOUT DUNIT TOMULTIUNIT A1P Q1 Q2 A1P Q1 Q2 A1P 1 2 2 3 4 5 6 8 10 10 9 9 REMQ8 12 REMQ14 16 1 2 3 4 1 5 6 7 8 F1 F2F1F2 F1 F2F1F2 TO IN D UNIT TO OUT D UNIT TO IN D UNIT TO OUT D UNIT F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 11 10 10 9 9 12 13 14 15 16 17 18 20 19 21 ...

Страница 4: ...ään ohjeidemme mukaisesti 14 za předpokladu že jsou využívány v souladu s našimi pokyny odpovídají následujícím normám nebo normativním dokumentům 15 u skladu sa slijedećim standardom ima ili drugim normativnim dokumentom ima uz uvjet da se oni koriste u skladu s našim uputama 16 megfelelnek az alábbi szabvány ok nak vagy egyéb irányadó dokumentum ok nak ha azokat előírás szerint használják 17 spe...

Страница 5: ...štelę 23 Maksimālais pieļaujamais spiediens PS K bar Minimālā maksimālā pieļaujamā temperatūra TS TSmin Minimālā temperatūra zemā spiediena pusē L C TSmax Piesātinātā temperatūra saskaņā ar maksimālo pieļaujamo spiedienu PS M C Dzesinātājs N Spiediena drošības ierīces iestatīšana P bar Izgatavošanas numurs un izgatavošanas gads skat modeļa izgatavotājuzņēmuma plāksnītie 24 Maximálny povolený tlak ...

Страница 6: ...pes will cause malfunctions when combined with the REYQ P system The REMQ P units can be combined with Daikin VRV indoor units for air conditioning purposes suitable for R410A The present installation manual describes the procedures for unpacking installing and connecting the REMQ P units Installation of the indoor units is not described in this manual Always refer to the installation manual suppl...

Страница 7: ...350 910 REYQ30 REMQ14 REMQ16 375 975 REYQ32 REMQ16 REMQ16 400 1040 REYQ34 REMQ8 REMQ10 REMQ16 425 1105 REYQ36 REMQ8 REMQ12 REMQ16 450 1170 REYQ38 REMQ10 REMQ12 REMQ16 475 1235 REYQ40 REMQ12 REMQ12 REMQ16 500 1300 REYQ42 REMQ10 REMQ16 REMQ16 525 1365 REYQ44 REMQ12 REMQ16 REMQ16 550 1430 REYQ46 REMQ14 REMQ16 REMQ16 575 1495 REYQ48 REMQ16 REMQ16 REMQ16 600 1560 NOTE When installing a multi outdoor sy...

Страница 8: ...oncentration from exceeding allowable safety limits in the event of a refrigerant leak 11 To prevent dripping water to form a puddle underneath the unit install a drain pan available as option kit Make sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter by small animals Small animals making contact with electrical parts can cause malfunctions smoke ...

Страница 9: ...height of the foundation must at least be 150 mm from the floor The unit must be installed on a solid longitudinal foundation steelbeam frame or concrete and make sure the base under the unit is larger than the grey marked area as indicated in figure 3 Fasten the unit in place using four foundation bolts M12 It is best to screw in the foundation bolts until their length remains 20 mm above the fou...

Страница 10: ... be installed by a licensed refrigeration technician and must comply with relevant local and national regulations Caution to be taken when brazing refrigerant piping Do not use flux when brazing copper to copper refrigerant piping Particularly for the HFC refrigerant piping Therefore use the phosphor copper brazing filler metal BCuP which does not require flux Flux has extremely harmful influence ...

Страница 11: ... around the edges using repair paint to prevent rusting When passing electrical wiring through the knockout holes wrap the wiring with protective tape to prevent damage 1 Large knockout hole 2 Small knockout hole 3 Drill 4 Points for drilling Any gas remaining inside the stop valve may blow off the pinched piping causing damage or injury 1 Pinched piping 2 Do not dissolve this brazing 3 Auxiliary ...

Страница 12: ...ohibited patterns change to pattern 1 or 2 To avoid the risk of oil retention to the outmost outdoor unit always connect the stop valve and the piping between outdoor units as shown in the 4 correct possibilities of the figure below Prohibited patterns change to pattern 1 or 2 Change to configuration as in figures below Correct configuration If the piping length between the outdoor units exceeds 2...

Страница 13: ... installation may lead to malfunction of the outdoor unit 5 Piping length restrictions Make sure to perform the piping installation within the range of the maximum allowable pipe length allowable level difference and allowable length after branching as indicated in 6 6 Example of connection on page 9 6 5 Protection against contamination when installing pipes Take measures to prevent foreign materi...

Страница 14: ...Outdoor unit multi connection piping kit and refrigerant branch kit selection How to select the refnet joint When using refnet joints at the first branch counted from the outdoor unit side choose from the following table in accordance with the capacity of the outdoor unit example refnet joint A How to select the refnet header Choose from the following table in accordance with the total capacity of...

Страница 15: ...it can be extended up to 90 m if all the following conditions are fulfilled Required conditions Example drawings It is necessary to increase the pipe size of the liquid and suction gas pipe if the pipe length between the first and the final branch kit is over 40 m reducers must be procured on site Increasing the HP LP gas pipe size is not allowed If the increased liquid pipe size is larger than th...

Страница 16: ... Liquid line stop valve 11 Refrigerant charge port 12 Valve A 13 Valve B 14 Valve C 15 To BS unit or indoor unit 16 Stop valve 17 Service port 18 Field piping 19 Gas flow NOTE Make sure to perform airtightness test and vacuum drying using the service ports of the stop valves of the equalizer pipe HP LP gas pipe suction gas pipe and liquid pipe For the service port location refer to the Caution lab...

Страница 17: ...quid H E liquid suction liquid R10 Resistor current sensor A4P A8P R31T R33T Thermistor discharge M1C M3C R50 R59 Resistor R90 Resistor current sensor R95 Resistor current limiting S1NPH Pressure sensor high S1NPL Pressure sensor low S1PH S3PH Pressure switch high SD1 Safety devices input T1A Current sensor A6P A7P V1R Diode bridge A3P V1R Power module A4P A8P V2R Power module A3P X1A X4A Connecto...

Страница 18: ...e to abnormal rise in electrical potential in the grounding This unit uses an inverter and therefore generates noise which will have to be reduced to avoid interfering with other devices The outer casing of the product may take on an electrical charge due to leaked electrical current which will have to be discharged with the grounding Be sure to install an earth leakage breaker One that can handle...

Страница 19: ...ing wires to the terminal block on the PC board too much heat or tightening could damage the PC board Attach with care See the table below for the tightening torque of the transmission wiring terminals 1 Field power supply 6 Remote controller 2 Main switch 7 BS unit 3 Earth 8 Cool heat selector 4 Outdoor unit 9 Earth leakage breaker 5 Indoor unit 10 Fuse Power supply wiring sheathed cable 380 415 ...

Страница 20: ... wiring between outdoor units 1 Liquid pipe 2 HP LP gas pipe 3 Finishing tape 4 Suction gas pipe 5 Transmission wiring 6 Insulation material 1 Power supply 380 415 V 3 N 50 Hz 2 Earth leakage breaker 3 Fuse 4 Grounding wire 5 Power supply terminal block 6 Connect each power wire RED to L1 WHT to L2 BLK to L3 and BLU to N 7 Ground wire GRN YLW 8 Clamp the power wire to the plastic bracket using a f...

Страница 21: ...n page 5 The electrical work 1 Make sure there is no faulty power wiring or loose nuts See 8 Field wiring on page 11 2 Make sure there is no faulty transmission wiring or loose nuts See 8 Field wiring on page 11 3 Make sure the insulation resistance of the main power circuit is not deteriorated Measure the insulation resistance and check if the value is in accordance with relevant local and nation...

Страница 22: ...ve Refrigerant cannot be charged until all field wiring and field piping has been completed Refrigerant may only be charged after performing the leak test and the vacuum drying The refrigerant charge of the system must be less than 100 kg This means that in case the calculated refrigerant charge is equal to or more than 95 kg you must divide your multiple outdoor system into smaller independent sy...

Страница 23: ... 1 H1P x OFF BS1 MODE BS1 MODE BS2 SET BS2 SET BS3 RETURN BS1 MODE Adding refrigerant using the automatic refrigerant charging function is recommended When charging a system charging over the permissible quantity can cause liquid hammer Always use protective gloves and protect your eyes when charging refrigerant When the refrigerant charging procedure is done or when pausing close the valve of the...

Страница 24: ...trument 2 Refrigerant tank R410A siphon system 3 Charge hose 4 Equalizer pipe stop valve 5 High pressure low pressure gas pipe stop valve 6 Suction gas pipe stop valve 7 Liquid pipe stop valve 8 Refrigerant charge port 9 Valve A 10 Valve B 11 Valve C 12 To BS unit indoor unit 13 Stop valve 14 Service port 15 Field piping 16 Refrigerant flow when pre charging through the liquid stop valve service p...

Страница 25: ...system reaches the stable state It may disturb a correct decision and may cause overcharging 7 Ready Press the button once within 5 minutes If the button is not pushed within 5 minutes P2 will be displayed on the remote controller Refer to 3 Remote controller malfunction code display on page 21 8 Operation When the following LED display is shown open valve A and close the front panel If the front ...

Страница 26: ...nt charging operation If the refrigerant tank is left with the valve open the amount of refrigerant which is properly charged may be off the point H1P H2P H3P H4P H5P H6P H7P w c c w w w w LED display Default status before delivery Micro computer operation monitor Mode Ready Error Cooling Heating changeover Low noise Demand Multi Indivi dual Bulk master Bulk slave HAP H1P H2P H3P H4P H5P H6P H7P H...

Страница 27: ...x 15 70 x 75 w x x w w w w 16 75 x 80 w x w x x x x 17 80 x 85 w x w x x x w 18 85 x 90 w x w x x w x 19 90 x 95 w x w x x w w 20 95 x 100 w x w x w x x 21 100 x w x w x w x w NOTE If you get confused in the middle of the input process press the button to return to setting mode 1 initial state The H1P LED is off x Resume the input procedure from step 2 onwards BS2 SET BS3 RETURN BS2 SET BS3 RETURN...

Страница 28: ... is located on the outdoor unit PCB A1P The figure shows state of the LED indications when the unit is shipped from the factory Check operation procedure 1 Turn the power on for the outdoor unit and the indoor unit Be sure to turn the power on at least 6 hours before operation in order to have power running to the crankcase heater 2 Make sure that transmission is normal by checking the LED display...

Страница 29: ...normal w abnormal c under preparation or under test operation 2 Indication of low noise operation state x standard operation factory setting w operation 3 Indication of power consumption limitation setting x standard operation factory setting w operation NOTE If you get confused in the middle of the setting process push the button Then it returns to setting mode 1 H1P LED is off Possible functions...

Страница 30: ...ing the test operation the refrigerant running sound or the magnetic sound of a solenoid valve may become loud and the LED display may change but these are not mal functions During the test operation it is not possible to stop the unit operation from a remote controller To abort the operation press the button The unit will stop after 30 seconds 6 Close the front panel in order to let it not be the...

Страница 31: ...g 4 When the unit is not operating push the button until the additional refrigerant charging operation function A in setting mode 2 can be defined refer to Setting the mode on page 24 the H1P LED is on w 5 The operation starts automatically The H2P LED will start flashing c and the messages Test operation and Under centralized control will display on the remote controller 6 After charging the spec...

Страница 32: ... as the following calculate the volume of A B as a single room or as the smallest room 3 Calculating the refrigerant density using the results of the calculations in steps 1 and 2 above If the result of the above calculation exceeds the maximum concentration level then make similar calculations for the second then third smallest room and so until the result falls short of the maximum concentration...

Страница 33: ...0 3 2 6 6 6 6 23 18 9 8 1 2 4 3 5 13 14 15 10 7 12 19 2 1 24 6 11 16 17 15 6 5 10 11 12 7 4 9 16 17 18 3 8 13 14 2 2 1 1 9 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 4 4 6 6 6 6 6 6 22 23 24 ...

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Содержание VRV III REMQ8P8Y1B

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