Discuss Diversity on AC condensers in the Commercial Electrical Advice area at ElectriciansForums.net

Under reg.311.1 the maximum demand shall be determined, however by the nature of what they do, there is often no room for diversity in an AC installation, especially the units that heat in addition to cool. On a cold morning all the units go on as people arrive for work. On a hot summer afternoon, everyone wants to be cool, so again, all the units are on simultaneously. Not much room for diversity there...
 
Under reg.311.1 the maximum demand shall be determined, however by the nature of what they do, there is often no room for diversity in an AC installation, especially the units that heat in addition to cool. On a cold morning all the units go on as people arrive for work. On a hot summer afternoon, everyone wants to be cool, so again, all the units are on simultaneously. Not much room for diversity there...
Thank you. That is what I have gone with.
 
When calculating diversity, the recommended values are only advice. Sometimes it's necessary to increase/decrease their values based on the circumstances. If you're unsure, you can't go wrong with 100%.
 

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