Technical data
15
FDEN ceiling suspended 208, 258, 308, 408, 508
(1) Indoor unit
Models FDEN208H, 258H, 308H
46
10
Liquid piping
Gas piping 
Drain piping connection
Holes for suspension bolt
(12 x 17 x 4 pcs.)
275
650
184
195
(Liq.)
(Gas)
(Drain)
225
248
135
75
7518
570
80
45
34
605 5
195
18
7020
3120
46
37
150
34
94
 1244 [984]
1160 [900]
1200 [940]
 1260 [1000]
(Holes for suspension bolt)
(Holes for suspension bolt)
 The brackets face interior
Side panel
Drain
Air inlet grille
Air outlet grille
Air filter
208: ø6.35 (1/4˝)
Liquid piping
 258, 308: ø9.52 (3/8˝) 
30
55
35
30
20
30
20
10
50
50
10
20
30
15
15
290
135 15
7
Holes for 
suspension bolts
(12 × 17 × 4 pcs.)
The brackets face out
 When the unit is half
 recessed above the ceiling
(
)
 When the unit is suspended 
 beneath the ceiling
(
)
(Automatic louver)
Indication board
Gas piping ø15.88 (5/8")
Drain (Connectable with VP20)
Drain piping
connection
Note (1) The slope of drain piping inside the 
 unit is able to take incline of 10 mm. 
75
70
11
18
ref. piping 
& wiring
(
)
drain
piping 
(
)
piping
& wiring
(
)
piping
& wiring
(
)
piping 
& wiring
(
)
Space for installation & servicing
Piping & wiring draw out holes
Note (1) The [ ] value dimension for models FDEN208H.
100mm
or more
150mm
or more
 5mm
or more
300mm
or more
Obstacles 
Top exit
Right exit
Left exit
Rear exit
Left exit
VIEW A
A
↑
Unit: mm










