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Special requirements for R32 units
Installer and user reference guide
40
BS4~12A14AJV1B
VRV 5 branch selector unit
4P695527-1 – 2022.02
13 Special requirements for R32 units
In this chapter
13.1 Installation space requirements
NOTICE
▪
Protect pipework from physical damage.
▪
Keep the pipework installation to a minimum.
13.2 System layout requirements
The VRV 5 Heat Recovery uses R32 refrigerant, which is rated as A2L and is mildly
flammable.
To comply with the requirements of enhanced tightness refrigerating systems of
the IEC 60335-2-40, this system is equipped with shut-off valves in the BS unit and
an alarm in the remote controller.
The safety measures that are needed for the BS unit are explained in more detail
below. If they are followed, no additional safety measures for the BS unit are
required. Carefully follow the installation requirements for the BS unit as explained
in this manual. Follow the installation requirements described in the outdoor unit
and indoor unit installation and operation manuals to ensure that the complete
system is compliant with legislation.
Outdoor unit installation
For installation of the outdoor unit, see the installation and operation manual
delivered with the outdoor unit.
Indoor unit installation
Room area limitations apply for the indoor units. Details are explained in the
installation and operation manual delivered with the outdoor unit. For installation
of the indoor unit, see the installation and operation manual delivered with the
indoor unit. For compatibility of indoor units, see the latest version of the technical
data book of the outdoor unit.
Remote controller requirements
To install the remote controller, see the installation and operation manual
delivered with the remote controller. For requirements on where and how to use a
remote controller and which type to use, see the installation and operation manual
delivered with the outdoor unit.
Содержание VRV 5 BS4A14AJV1B
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