Electrical
WARNING
Wiring needs to be preformed by a
licensed Electrician.
Install Requirements
Nortec does not accept responsibility for installation
code violations.
1. All electrical connections to the humidifier are to be
done while the unit is switched off, and the external
disconnect is open.
2. Wiring should be done by a licensed electrician.
3. Install a labeled disconnect switch within view of the
humidifier.
Note:
1. Install jumper between P and terminal that
corresponds to supply voltage.
2. Dedicated external fused disconnect must be
installed. Fusing must not exceed max circuit
protection as indicated on the specification label.
3. Ensure that adequate power is available to carry full
humidifier amp draw as indicated on the specification
label.
4. Do not use neutral wire as a ground, connect to
ground lug.
5. All Wiring to be in accordance with national and local
electrical codes.
Neutral
Hot
Ground
P
120
208
240
L1
Ground
208 VAC (1 phase)
E
X
T
I
N
T
120 VAC (1 phase)
Hot
240 VAC (1 phase)
Hot
Ground
Hot
Hot
Ground
P
120
208
240
L1
Ground
P
120
208
240
L1
Ground
Note: Connect 120 VAC,
“Hot”, to L1
Note: Power wires can
also be routed through
opening in back of cabinet
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