WeatherTRAK ET Pro3 Getting Started Manual - page 7
WeatherTRAK ET Pro3 Installation Instructions
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Connecting the Controller to AC Power
ThefollowingwiringdiagramsandinstructionsindicateACpower
connectionstobothwall-mountandpedestalstylecontrollers.
TheWeatherTRAKETPro3seriescontrollerincorporatesadualvolt-
agepowersupplyforawiderangeofcommercialapplications.The
controllercanbeconnectedtoasinglephase120Vorsinglephase
220Vsource.
Theinputsideofthetransformerhas5color-codedconductors.A
labelisattachedtothetransformerbodywithidentificationforeach
conductor.Twooftheconductors(specificto220Vconnections)
havebeenterminatedwithwirenuts,shortenedandtiedtogether
withazip-tietoavoidconfusionfor120Vinstallations.
Note:BeforemakingaconnectiontoyourWeatherTRAKET
Pro3seriescontroller,disconnectthepowertoavoidelectric
shock.Thisinstallationshouldbemadebyaqualifiedelectri-
cianandshouldmeetstateandlocalelectricalcodes.
Step 1. Confirmthecontrollerhasbeensecurelyfastenedtoaflat,
verticalsurfacebeforestartingthiswork.
Step 2. Opentheenclosuredoorandlocatethetransformer
mountedtothechassis.Threadanapprovedweatherproof
plasticorgalvanizedmetaljunctionboxontothe1/2”
nippleandsecurewithaconduitlocknut.
Step 3. Connectapprovedconduittotheundersideofthejunc-
tionbox.
Step4. Pulltherequirednumberofconductorsandterminate
theminthejunctionboxwithsufficientlengthsothatwire
nutconnectionscanbemade.
Step5. Removeapproximately1/2”ofthewireinsulationofthe
conductoranduseanappropriatelysizedwirenutbased
onthenumberofwireconnectionsbeingmade.Adhereto
localandstateelectricalcodes.
Step6. Thegroundwireshouldbeterminatedwithanappro-
priatelysizedeyelet(includedongroundingstud)and
securedwithanutwiththeintegralstarwasherlocated
withinthejunctionbox(seeFigure8).
Figure 8
Typical 120 Volt Wiring Diagram
Note:Blueandbrownwiresaretiedoffwithaziptieandwire
nuts.
Note:For120Vwireapplications,connectthefollowing
conductorsfromtheprimarysideofthetransformertowiring
fromanapprovedelectricalsource(seeFigure8).Theunused
blueandbrownwiresarecutshortandterminatedwitha
wirenut.
Note:For220V,single-phaseapplicationsconnectthe
followingconductorsfromtheprimarysideofthetransformer
towiringfromanapprovedelectricalsource(seeFigure9).
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