5 5 . . C C ent
enter er of Gr
of Gra a vity
Duct S
Model
CNH18HDB (AC018BNHDCH/AA)
CNH24HDB (AC024BNHDCH/AA)
CNH30HDB (AC030BNHDCH/AA)
CNH36HDB (AC036BNHDCH/AA)
vity
C
A
B
700
265
[27-9/16]
[10-7/16]
700
265
[27-9/16]
[10-7/16]
D
C
D
1250
565
[49-3/16]
[18-5/16]
1350
650
[53-1/8]
[25-5/8]
Units : mm [inches]
E
F
252
125 [4-15/16]
[9-15/16]
301
150 [5-15/16]
[11-13/16]