Daikin RXYSQ5P8V1B User Manual

RXYSQ4~6P8V1B+Y1B
VRVIII-S System air conditioner
4PW68122-1 – 02.2011
Installation manual
11
9.7. Example of connection for Sky Air or room air conditioner indoor units
Example of connection (Connection of 8 units heat pump system)
Branch with refnet joint
Maximum allowable length
Between outdoor and BP units Total pipe length
Pipe length between outdoor and BP units ≤55 m [Example] 3 BP units: a+b+c+d+e≤55 m
Between BP and indoor units Total pipe length
Piping length between 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
Between BP and an indoor unit 1 room length
Pipe length between BP and an indoor unit: ≤15 m
[Example] f, g, h, i, j, k, l, m≤15 m
Minimum allowable length
(*)
Between outdoor unit and the first refrigerant branch kit
Pipe length
Pipe length between outdoor unit and first refrigerant branch kit: ≥5 m [Example] a≥5 m
Allowable height
Between outdoor and indoor units 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 BP and BP units Difference in height Difference in height between BP and BP units (H3)≤15 m Between indoor and indoor units Difference in height Difference in height between indoor and indoor units (H4)≤15 m
Allowable length after the branch Pipe length
Pipe length from first refrigerant branch 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
Refrigerant branch kit selection Refrigerant branch kits can only be used with R410A.
Use the following refnet joint: KHRQ22M20T.
(*) The refrigerant sound from the outdoor unit can be transmitted.
indoor unit refrigerant branch kit (refnet joint) BP unit
NOTE The refrigerant branch kits must be positioned as close to the BP units
as possible (c, d, e must be as short as possible).
BP 1
1 2 3
A B
BP 1
BP 3
f
a
de
bc
g
h
4 56
BP2
ij
k
7
H4
l
H1
H2
8
m
H3

Daikin RXYSQ5P8V1B Specifications

General

Model	RXYSQ5P8V1B
Category	Air Conditioner
Cooling Capacity	14.0 kW
Heating Capacity	16.0 kW
Refrigerant	R410A
Operating Temperature (Cooling)	-5 to 46 °C
Operating Temperature (Heating)	-20 to 15.5 °C
Type	Outdoor Unit
Power Supply	380-415V, 3Ph, 50Hz