kwh_to_power needs to process zero values.
kwh_to_power needs to process zero values.

euqip/emoncms,sittipol123/emoncms,JFPayeur/emoncms,nmgeek/emoncms,nmgeek/emoncms,inverse/emoncms,sittipol123/emoncms,sittipol123/emoncms,chaveiro/emoncms,jeremypoulter/emoncms,emoncms/emoncms,emoncms/emoncms,inverse/emoncms,chaveiro/emoncms,jeremypoulter/emoncms,saydulk/emoncms,jeremypoulter/emoncms,jesjimher/emoncms,emoncms/emoncms,inverse/emoncms,jesjimher/emoncms,thaipowertech/emoncms,emoncms/emoncms,jesjimher/emoncms,chaveiro/emoncms,0ddie/emoncms,JFPayeur/emoncms,euqip/emoncmsbase,thaipowertech/emoncms,saydulk/emoncms,inverse/emoncms,JFPayeur/emoncms,emoncms/emoncms,arjenhiemstra/emoncms,euqip/emoncms,euqip/emoncms,0ddie/emoncms,chaveiro/emoncms,euqip/emoncms,arjenhiemstra/emoncms,nmgeek/emoncms,arjenhiemstra/emoncms,vinipletsch/emoncms,0ddie/emoncms,euqip/emoncmsbase,thaipowertech/emoncms,0ddie/emoncms,euqip/emoncmsbase,saydulk/emoncms,thaipowertech/emoncms,vinipletsch/emoncms,jeremypoulter/emoncms,JFPayeur/emoncms,vinipletsch/emoncms,jesjimher/emoncms