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Preparation
Installer and user reference guide
21
FXFQ20~125BVEB
VRV system air conditioner
4P561452-1B – 2021.07
▪
Ceiling insulation
. When conditions in the ceiling exceed 30°C and a relative
humidity of 80%, or when fresh air is inducted into the ceiling, then additional
insulation is required (minimum 10 mm thickness, polyethylene foam).
▪
Spacing
. Mind the following requirements:
(mm)
≥1500
≥2000
≥4000
≥1500
A
B
C
b
a
d
a
c
A
Minimum distance to the wall (see below)
B
Minimum and maximum distance to the floor (see below)
C 20~63 class:
≥227 mm: In case of installation with standard panel
≥269 mm: In case of installation with design panel
≥307 mm: In case of installation with self-cleaning panel
≥277 mm: In case of installation with standard panel + fresh air intake kit
≥319 mm: In case of installation with design panel + fresh air intake kit
80~100 class:
≥269 mm: In case of installation with standard panel
≥311 mm: In case of installation with design panel
≥349 mm: In case of installation with self-cleaning panel
≥319 mm: In case of installation with standard panel + fresh air intake kit
≥361 mm: In case of installation with design panel + fresh air intake kit
125 class:
≥311 mm: In case of installation with standard decoration panel
≥353 mm: In case of installation with design decoration panel
≥391 mm: In case of installation with self-cleaning panel
≥361 mm: In case of installation with standard panel + fresh air intake kit
≥403 mm: In case of installation with design panel + fresh air intake kit
a
Indoor unit
b
Lighting (the figure shows ceiling-mounted lighting, but recessed lighting is also
allowed)
c
Air fan
d
Static volume (example: table)
▪
A: Minimum distance to the wall
. Depends on the airflow directions towards the
wall.
≥1500
≥500
≥200
a
A
A
A
b
c
a
Air outlet and corners open
b
Air outlet closed, corners open (optional blocking pad kit required)
c
Air outlet and corners closed (optional blocking pad kit required)
▪
B: Minimum and maximum distance to the floor
:
-
Minimum: 2.7 m to avoid accidental touching.
-
Maximum: Depends on the airflow directions and the capacity class. See
39].
INFORMATION
Maximum distance to the floor for the 3-way and the 4-way airflow (which require an
optional blocking pad kit) may differ. See the installation manual of the optional
blocking pad kit.