Mitsubishi Heavy Industries FDTCVA SERIES Technical Manual page 95

(b) Ceiling recessed type (FDT)
Models FDTA151R, 201R, 251R
B
Drain hose piece
(Accessory)
(Installed at site)
Holes for
tapping screws
4-φ4
VIEW C
860~890(Ceiling hole size)
780(Suspension bolts pitch)
267
332 310
840
Drain
(Connectable with VP25)
Lug for
suspension bolts
Control box
A
Holes for
55
tapping screws
25
Holes
80
Outside air
opening for
ducting
C
Control box
Exhaust air
opening for
ducting
D
Liquid piping
φ6.35(1/4")
Gas piping
151, 201: φ12.7(1/2")
251: φ15.88(5/8")
Suspension bolts
Hole for wiring
140
60
6-φ4
Holes
100
VIEW D
94
- -
Decorative Panel
950
630
Air supply
VIEW A
295~325
VIEW B
Space for installation and service
Obstacle
If you are mounting units close together, leave
a space of 4000 or greater between units.
Unit : mm
Air return grille
1000
or more