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About the units and options
Installer and user reference guide
55
RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10
Code
Explanation
T7
Model series
Y1
Power supply
B
European market
[*]
Minor model change indication
(a) For RXYLQ, there is no restriction on use as multi module.
16.3 About the outdoor unit
This installation manual concerns the VRV IV, full inverter driven, heat pump
system.
Model line up:
Model
Description
RXYLQ10~14
Single non-continuous heating model.
RXYLQ16~42
Multi non-continuous heating model (consisting of 2
or 3 modules).
Depending on the type of outdoor unit which is chosen, some functionality will or
will not exist. It will be indicated throughout this installation manual and brought to
your attention. Certain features have exclusive model rights.
These units are intended for outdoor installation and aimed for heat pump
applications including air to air and air to water applications.
These units have (in single use) heating capacities ranging from 31.5 to 45 kW and
cooling capacities rating from 28 to 40 kW. In multi combination the heating
capacity ranges from 50 to 135 kW and cooling capacity ranges from 45 to 120 kW.
The outdoor unit is designed to work in heating mode at ambient temperatures
from –25°C WB to 15.5°C WB and in cooling mode at ambient temperatures from –
5°C DB to 43°C DB.
16.4 System layout
INFORMATION
Not all combinations of indoor units are allowed, for guidance, see
g
c
g
g
h
g
g
c
c
c
d
f
e
b
i
a
a
VRV IV Heat pump outdoor unit
b
Refrigerant piping
c
VRV direct expansion (DX) indoor unit
d
VRV LT Hydrobox (HXY080/125)
e
BP box (required to connect Residential Air (RA) or Sky Air (SA) direct expansion
(DX) indoor units)
