Mitsubishi Heavy Industries FDTCVA SERIES Technical Manual page 109

Model FDCVA251HENR
286.4
Holes for drain
43.1
(ø20×5 pcs.)
106
Required space for maintenance and air fl ow
Air inlet
L2
Air
inlet
Air outlet
471.5
12
463
510
780
L3
L4
( )
Maintenance
space
L1
50
Holes for anchor bolt
(M10×4 pcs.)
17.5
164
67
Liquid piping: φ6.35 (1/4")
(Flare connecting)
Gas piping: φ15.88 (5/8")
(Flare connecting)
Minimum allowable space to the obstacles
Installation
type
Mark
L1
L2
L3
L4
Notes
(1) It is prohibited to install in a space enclosed with walls at four
sides.
(2) Unit must be secured with anchor bolts.
Anchor bolt should not protrude more than 15 mm above the
surface.
(3) Where strong winds blow, the blow outlet must be oriented at
right angle against the wind direction.
(4) Secure a space of 1 m or more above the unit.
(5) Barrier standing in front of the blow outlet must be lower than the
height of unit.
108
- -
Terminal block
90.6
29.7
Piping, wiring outlet
Unit:mm
1 2 3
Open 280 280
100 75 Open
100 80 80
250 Open 250
Unit: mm