Zehnder Rittling VS Series Installation, Operation And Maintenance Manual page 10

Dimensions and data: Master (VHNM)
2-1/2"
M L
1-5/8"
2-1/8"
2-5/16"
Condensate drain
Supply
Swage
2-3/8"
Front view
* Supply grille rough-in dimensions
8
3"
H
Optional duct connection
Top view
N
3-1/4"
A
Return
I
1" 3"
H
Optional 24V
thermostat
location
2-1/4"
Optional
disconnect
switch location
Filter
Return air
opening
Unit dimensions: 88" height
Knockout dimensions
typical for all
C B
Control box
Control box
access panel
Air coil
Motor/blower
assembly
Optional auto flow
regulator location
(return side)
Optional water
valve location
(supply side)
Hose
kits
Air coil
drain pan
Chassis
Condensate drain pan
Factory-installed P-trap
Right view
Dimension Models 09-18 Models 24-36
A 18"
B 8"
C 12"
D 10"
E
14"
F 54-11/16"
G 5-9/16"
H 2-1/16"
I 4-1/16"
J 1-15/16"
K
3-5/16"
L 1-1/4"
M 3-1/4"
N 4-3/4"
K
J
E
D
Risers
2-11/16"
24-1/4"
10"
14"
12"
16"
55-1/2"
5-5/8"
4-1/8"
6-1/8"
4-1/16"
6-1/16"
1-7/16"
3-7/16"
8-13/16"