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Difference between Cycling PTAC and PTAC

asked 9 years ago

tajjmann's avatar

updated 9 years ago

I need notes (from NREL or any other authentic source) on the difference between CYCLING PTAC DX COOLING ELEC HTG and PTAC DX COOLING ELEC HTG.

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answered 9 years ago

updated 9 years ago

The cycling PTAC units in OpenStudio's HVAC library are configured with FanOnOff and will cycle the fan on and off with the coils. The non cycling PTAC units are configured with FanConstantVolume and will run the fan according the PTAC availability schedule even if the coils are inactive.

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@tajjmann: please mark the answer as accepted if you're satisfied so the post is flagged as resolved.

Julien Marrec's avatar Julien Marrec  ( 9 years ago )

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Asked: 9 years ago

Seen: 545 times

Last updated: Jun 10 '15