Hitachi R32/R410A-Serie Installations- Und Betriebshandbuch Seite 38

INDOOR UNITS INSTALLATION
4.4.3 Service space for lateral extraction of
the air filter
b
a
Service space (mm)
a
500
4.5 FAN PERFORMANCE CURVE
These units provide three options for the installation: High static pressure, standard static pressure or Low static pressure conditions
in each particular installation, as shown below Fan Performance Curve.
RPIH-4.0FSRE
Air flow (m
RPIH-6.0FSRE
Air flow (m
8 PMML0529 rev.1 - 02/2021
b
500
/min)
3
/min)
3
4.4.4 Operation space
!
C A U T I O N
• If the suction of the indoor unit is through a plenum, there must be no
obstacle less than 1000mm.
• If the indoor unit is discharged freely, there must be no obstacle less
than 1000mm.
• In case of suction or discharge of the indoor unit through ducts, ducts
must be straight 1000mm span from the unit.
Top side
d' Bottom side
Operation space (mm)
a' b'
20 10
RPIH-5.0FSRE
Air flow (m
c'
c' d'
10 300
/min)
3
a'
b'