ONHW30NG60 User Manual

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Page17

Version1.0Aug2018

PowerConnections

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Thepowersupplyusedforthewaterheateris240Vac/50Hz. 

Adedicatedcircuitisrecommendedforthewaterheater.DoNOTconnecttoaGFCIorAFCIcircuit.Multipleunits

maybeconnectedtoasinglecircuituptothecircuitrating.

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Waitfor90secondsafterpowerisconnectedforthefirsttimetoinitiatewaterheaterprogramandoperation.

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ThepowerconsumptionforONSENwaterheater:

 Maximumat60Wduringnormaloperation 

 2Winstandbymode 

 Upto140Wduringfreezeprotectionfunction

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Warning!

 DoNOTuse3‐prongto2‐prongadapters. 

 DoNOTusepowerstripsormultipleoutletadapters.

 Fieldwiringconnectionsandelectricalgroundingmustcomplywithlocalcodes&AS/NZS3000.

 DoNOTconnectpowerbeforeventinginstallationiscomplete.

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Beforeservicingthewaterheater,turnoffthepoweratthemainsbydisconnectingthecircuitbreaker. 

Labelallwirespriortodisconnection. 

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Figure19onpage18showstheelectricalschematicdiagramofthehotwaterheater.

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User Manual - Page 18