Nortec NH-EL Series - Manual (Page 13)

Installation | 10
Typical Humidifier Installation
Mounting
Pg 13
Steam
Distribution
Pg 15
Controls
Pg 22
Plumbing
Pg 14
Electrical
Pg 21
Figure 4: Typical Humidifier Installation
6 in.
(15 cm)
min.
right
clearance
36 in. (90 cm)
min. front
clearance
24 in.
(60 cm)
min.
3 in. (7.5 cm) Screws
1- 24 VAC
2- Security Loop
3- Common
4- Channel 1
5- Channel 2
6- 5 VDC
7- Ground
8- Blower Pack
9- Blower Pack
On/Off
Controls
Modulation
Controls
E
X
T
E
R
N
A
L
N
H
-
E
L
L
1
L
2
L
3
G
ro
u
n
d
Dedicated
Circuit
Breaker or
Disconnect
NH-EL
EXTERNAL
Cold potable water
150-1200 microsiemens
30-80 psig
Air Gap
½ in NPT
2 in.
(5 cm)
min.
1ft (30 cm)
1 ft (30 cm)
min.
1 – 24 VAC
2 – Security Loop
3 – Common
4 – Channel 1
5 – Channel 2
6 – 10 VDC
7 – Ground
8 – Blower Pack
9 – Blower Pack
0” (0 cm)
right
clearance
6” (15 cm)
recommended