Hi Troy, I'm assuming this is off grid. Could you please provide details for the system (inverters, batteries, etc.). A single, sudden, 20 amp load is not necessarily small relative to the size of the system. Is the load 120V or 240 V?
Dick Ratico Solarwind Electric --- You wrote: On Sun, Feb 2, 2014 at 4:39 PM, Troy Harvey <tahar...@heliocentric.org>wrote: > > > We've got a PV system that has long lines from the inverters to the house > (1000 ft or so). While the wires are properly sized (2x350MCMs), it > inherently has a lot of inductance due to the line-length. What We are > noticing is that dimmable LED lights flicker anytime a new load turned on, > even if that load is purely resistive and the overall current draw is small > (20 amps or so). What I "think" is happening is the LED dimmer circuits get > their cue from phase delays, and that the inductance of the line length > causes some phase jitter everytime a load is applied - thus causing flicker. > > Has anyone dealt with this issue successfully (other than switching > to incandescent lights)? Would a static capacitor bank at the house do the > trick, or do we need some type of active PFC? And if static did you have > any issues with constant power draw from the capacitors? > > > > Troy Harvey > --------------------- > Heliocentric > --- end of quote --- _______________________________________________ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Change email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org
