About the units and options
Installer reference guide
8
RZAG71~Y1
Sky Air Alpha-series
4P573381-1 – 2019.04
3.2.2
To handle the outdoor unit
CAUTION
To avoid injury, do NOT touch the air inlet or aluminium
fins of the unit.
Carry the unit slowly as shown:
NOTICE
The cloth inside the left handle is intended to protect the
hand from being cut by the aluminium fins of the unit.
ONLY remove the cloth until the unit is completely
mounted:
3.2.3
To remove the accessories from the
outdoor unit
1×
1
2
3
ENERG
IJA
Y
IA
IE
ENERG
IJA
Y
IA
IE
1×
2×
b
1×
a
c
1×
1×
d
e
f
1×
a
General safety precautions
b
Outdoor unit installation manual
c
Cable tie
d
Fluorinated greenhouse gases label
e
Energy label
f
Addendum (LOT21)
4
About the units and options
4.1
Overview: About the units and
options
This chapter contains information about:
▪ Identifying the outdoor unit
▪ Combining the outdoor unit with options
4.2
Identification
NOTICE
When installing or servicing several units at the same time,
make sure NOT to switch the service panels between
different models.
4.2.1
Identification label: Outdoor unit
Location
Model identification
Example:
R Z A G 140 N7 V1 B [*]
Code
Explanation
R
Air-cooled split outdoor unit
Z
Inverter
A
Refrigerant R32
G
High-end series
71~140
Capacity class
N7
Model series
V1
Power supply: 1~, 220~240 V, 50 Hz
Y1
Power supply: 3N~, 380~415 V, 50 Hz
B
European market
[*]
Minor model change indication
4.3
Combining units and options
4.3.1
Possible options for the outdoor unit
Refrigerant branch kit
When connecting multiple indoor units to the outdoor unit, you need
one or more refrigerant branch kits. The outdoor‑indoor combination
determines which and how many refrigerant branch kits to use.
Layout
Model name
Twin
KHRQ(M)58T
Triple
KHRQ(M)58H
Double twin
KHRQ(M)58T (3×)
For more selection details, see the catalogues. For installation
instructions, see the installation manual of the refrigerant branch kit.
Bottom plate heater (EKBPH140N7)
▪ Prevents freeze-up of the bottom plate.
▪ Recommended in areas with low ambient temperature and high
humidity.
▪ For installation instructions, see the installation manual of the
bottom plate heater.
Demand adaptor kit (SB.KRP58M52)
▪ Includes the additional mounting plate (EKMKSA2)
▪ Can be used for the following:
▪ Low noise: To lower the operation sound of the outdoor unit.
▪ I-demand function: To limit the power consumption from the
system (example: budget control, limit power consumption
during peak moments…).
▪ For installation instructions, see the installation manual of the
demand adaptor kit.
