Daikin FBQ100D_RZQG100L9V [20/52] Connecting the electrical wiring
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Daikin FBQ100D_RZQG100L9V [20/52] Connecting the electrical wiring

Daikin FHQ100CB_RZQSG100L9V [20/52] Connecting the electrical wiring
6Installation
Installerreferenceguide
20
RZQG71~140L_V1+Y1+RZQSG100~140L_V1+Y1
Splitsystemairconditioners
4P3855221–2014.08
Layout Additionalrefrigerantamount(R)
L2=20 m
(Ø6.4 mm)
L3=17 m
(Ø6.4 mm)
L4=17 m
(Ø6.4 mm)
L1=5 m (Ø9.5 mm)
RZQG125
Case:Triple,standardliquidpipesize
1 G1 TotalØ9.5=>G1=5m
G2 TotalØ6.4=>G2=20+17+17=54m
2 Case:G1≤30m(andG1+G2>30m)
R1 R1=0.0kg
R2 Length=G1+G2−30m=5+54−30=
29m
=>R2=0.9kg
3 R R=R1+R2=0.0+0.9=0.9kg
6.6.5 Todeterminethecompleterecharge
amount
ForRZQGonly:Whenpipinglengthis<5m,acompleterechargeof
theunitisrequired.
Todeterminethecompleterechargeamount(kg)(incaseof
standardliquidpipesize)
Model Length(m)
(a)
5~10
(b)
10~20 20~30 30~40 40~50 50~60 60~75
RZQG71 1.9 2.4 2.9 3.4 3.9 — —
RZQG100~140 3.0 3.5 4.0 4.5 5.0 5.5 6.0
RZQSG100+125 1.9 2.4 2.9 3.4 3.9 — —
RZQSG140 3.0 3.5 4.0 4.5 5.0 — —
(a) Length=L1(pair);L1+L2(twin,triple);L1+L2+L4(double
twin)
(b) ForRZQG:3~10m
Todeterminethecompleterechargeamount(kg)(incaseof
sizeupliquidpipesize)
Model Length(m)
(a)
3~5 5~10 10~15 15~20 20~25 25~30 30~35
RZQG71 1.9 2.4 2.9 3.4 3.9 — —
RZQG100~140 3.0 3.5 4.0 4.5 5.0 5.5 6.0
RZQSG100+125 — 2.4 2.9 3.4 3.9 — —
RZQSG140 — 3.5 4.0 4.5 5.0 — —
(a) Length=L1(pair);L1+L2(twin,triple);L1+L2+L4(double
twin)
Todeterminethecompleterechargeamount(kg)(incaseof
sizedownliquidpipesize)
Model Length(m)
(a)
3~5 5~10
RZQG71 1.9 1.9
RZQG100~140 3.0 3.0
RZQSG100+125 — 1.9
RZQSG140 — 3.0
(a) Length=L1(pair);L1+L2(twin,triple);L1+L2+L4(double
twin)
6.6.6 Chargingrefrigerant:Setup
See"6.5.3Checkingrefrigerantpiping:Setup"onpage17.
6.6.7 Tochargerefrigerant
WARNING
▪ OnlyuseR410Aasrefrigerant.Othersubstancesmay
causeexplosionsandaccidents.
▪ R410Acontainsfluorinatedgreenhousegasescovered
by the Kyoto Protocol. Its global warming potential
value is 1975. Do NOT vent these gases into the
atmosphere.
▪ When charging refrigerant, always use protective
glovesandsafetyglasses.
CAUTION
To avoid compressor breakdown, do NOT charge more
thanthespecifiedamountofrefrigerant.
Prerequisite:Beforechargingrefrigerant,makesuretherefrigerant
pipingisconnectedandchecked(leaktestandvacuumdrying).
1 Connectthe refrigerantcylinder to both the service port of the
gasstopvalveandtheserviceportoftheliquidstopvalve.
2 Chargetheadditionalrefrigerantamount.
3 Openthestopvalves.
If pump down is needed in case of dismantling or relocating the
system,see"11.3Topumpdown"onpage27formoredetails.
6.6.8 Tofixthefluorinatedgreenhousegases
label
1 Fillinthelabelasfollows:
c
b
a
a Factoryrefrigerantcharge:seeunitnameplate
b Additionalrefrigerantamountcharged
c Totalrefrigerantcharge
2 Thefilledoutlabelmustbeadheredontheinsideoftheproduct
and in the proximity of the product charging port (e.g., on the
insideoftheservicecover).
6.7 Connectingtheelectricalwiring
6.7.1 Aboutconnectingtheelectricalwiring
Typicalworkflow
Connecting the electrical wiring typically consists of the following
stages:
1 Making sure the power supply system complies with the
electricalspecificationsoftheunits.
2 Connectingtheelectricalwiringtotheoutdoorunit.
3 Connectingtheelectricalwiringtotheindoorunits.
4 Connectingthemainpowersupply.

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