Electrical - VAPORSTREAM VLC Installation Instructions And Maintenance Operations Manual

5. Mounting Units Away from Duct(s) Using Vapor Hose
6. Mounting In Air Handling Unit
Air Handling Unit Casing
Airflow
Supply Air Duct
Set unit level. Locate unit so that steam
dispersion assembly is in the most active part
of the air stream.

Electrical

The current characteristics, and capacity requirements
should be checked against the nameplates. The control
cabinet should be mounted in a location convenient for
service. All wiring must be in accordance with all local
codes, and with VAPORSTREAM
diagram. The diagram is inside the control cabinet. The
wiring between the control cabinet and humidifier must
be rated at 105°C minimum.
8
MOUNTING METHODS
Vapor hose. (Pitch back min. 2" per foot (165 mm/m) to
humidifier with supports to prevent sagging.) Maximum length
10' (3 m). Humidifier must be mounted level.
Stainless steel dispersion tube in
middle of duct. Pitch as shown in
figure 9-1 on page 9.
Gasketed Access Door
®
Model VLC wiring
Outdoor and Return
Airflow into Air
Handling Unit
Filter and Mixing Box
Air Handling Unit Coil Section
Humidifier Centered
in Air Handling Unit
Caution: Only qualified electrical
personnel should perform installation
procedures.
OM-638
OM-653