Daikin BEV2, Руководство по установке для специалистов

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3 | Specific installer safety instructions
Installer reference guide
10
BEV2N-A
CO₂ Conveni-Pack: BEV2 unit
4P677928-1 – 2021.10
3 Specific installer safety instructions
Always observe the following safety instructions and regulations.
Unit installation (see "6 Unit installation" [
4
16] )
WARNING
Installation shall be done by an installer, the choice of materials and installation shall
comply with the applicable legislation. In Europe, EN378 is the applicable standard.
WARNING
▪
Make sure to install all necessary countermeasures in case of refrigerant leakage
according to standard EN378 (see
"6.1.2 Additional installation site requirements
for CO₂ refrigerant" [
4
18]).
▪
Make sure to install a CO
2
leak detector (field supply) in every room with
refrigerant piping, air conditioning units, showcases or blower coils, and enable
the function for refrigerant leak detection (see the installation manual of the
indoor units).
WARNING
Make sure installation, servicing, maintenance, repair and applied materials follow
the instructions from Daikin and, in addition, comply with applicable legislation and
are performed by qualified persons only. In Europe and areas where IEC standards
apply, EN/IEC 60335-2-40 is the applicable standard.
CAUTION
Appliance NOT accessible to the general public, install it in a secured area, protected
from easy access.
This unit, both indoor and outdoor, is suitable for installation in a commercial and
light industrial environment.
Refrigerant piping installation (see "7 Piping installation" [
4
21] )
CAUTION
Install the refrigerant piping or components in a position where they are unlikely to
be exposed to any substance which may corrode components containing refrigerant,
unless the components are constructed of materials that are inherently resistant to
corrosion or are suitably protected against corrosion.
WARNING
▪
Use K65 piping for high-pressure applications with a working pressure of 120 bar
or 90 bar, depending on its location in the system.
▪
Use K65 unions and fittings approved for a working pressure of 120 bar or 90 bar,
depending on its location in the system.
▪
ONLY brazing is allowed for connection of pipes. No other types of connections
are allowed.
▪
Expanding of pipes is NOT allowed.