DOTWORKZ COOLDOME 24 VDC Installation Manual - Page 11
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COOLDOME Input Power Configuration: D3-CD-12VDC
Turn Off Power or leave power disconnected during Installation of All Wiring.
Follow all local and relevant electrical codes & standards.
Test all Wiring and confirm correct voltages before wiring up & powering up COOLDOME.
Site Power Available
110 – 220 VAC Power Source
Single Phase Only
Wiring from Step Down P/S to D3 CD
The D3 CD has two Coolers that run
independently.
To reduce low voltage current load, it is best to
run two pairs- individually –
So each 12VDC paired wiring runs load of one
cooler
High Voltage A/C Input, Single Phase, USA Wiring Color Code
Color
Symbol Terminal
Black
L
White
N
Green
FG
LOW VOLTAGE RUN:
Provided P/S: SP500
Must be Housed Indoors, or in
a NEMA Electrical Enclosure
500 watt Step Down P/S
High Voltage to 12 VDC
Description
1
Line Conductor, AKA Live, Hot
2
Neutral Conductor
3
FG, Field Ground, Chassis Ground
Wire Gauge Chart for D3-CD-12VDC: each cooler wired on independent 12VDC wire pairs
LOW VOLTAGE RUN
12 VDC Cable to
COOLDOME
Front of Power Supply with terminal strip
9
Round, Water rated cable bundle,
such as SJOOW - 4 conductor
makes for an easy install and seal
into provided cable ports
Low Voltage 12 VDC Output Terminals
Color
Symbol Terminals
Red
+, V+ 9,10,11
Black
-. V-
12,13,14
Description
Positive VDC
Negative VDC