Hi Darryl It has to do with the zero point crossing. With pure sine wave, it crosses almost vertical angle so no time spent there. Mod square wave usually has a flat crossing, totally screws certain things up.
Jay Peltz power. > On Apr 24, 2018, at 8:39 AM, Darryl Thayer <[email protected]> wrote: > > I just spoke with my ev car expert, the onboard charger controls charge by he > says PWM there has always been a problem with PWM AC control on modified > square wave inverters. Causing failures when the switching is coincidental. > I forgot the exact reason but I have failed equipment using a modified square > wave inverter on portable tool charging equipment. > >> On Mon, Apr 23, 2018 at 1:45 PM, Ray <[email protected]> wrote: >> Pretty sure the Magnum will work, since I have a customer with a Chevy Volt >> running on old Trace SW4024 inverters. Not mod sine, but they're not near >> as clean as the Magnums either. >> >> -Ray >> >> >>> On 4/23/18 12:33 PM, RE Ellison wrote: >>> I have a customer with a 20-year-old modified sine wave inverter that has >>> been no issue at all until recently when he arrived from New York City with >>> his Chevy bolt >>> >>> Obviously the Bolt will not tolerate the modified sine wave and we’re >>> discussing upgrading and we were wondering if the magnum inverter charger >>> would work in this situation? >>> >>> Thought that I would check with the knowledge base ! >>> >>> Thanks >>> Bob Ellison >>> _______________________________________________ >>> List sponsored by Redwood Alliance >>> >>> List Address: [email protected] >>> >>> Change listserver email address & settings: >>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>> >>> List-Archive: >>> http://www.mail-archive.com/[email protected]/maillist.html >>> >>> List rules & etiquette: >>> www.re-wrenches.org/etiquette.htm >>> >>> Check out or update participant bios: >>> www.members.re-wrenches.org >>> >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> List Address: [email protected] >> >> Change listserver email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://www.mail-archive.com/[email protected]/maillist.html >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> www.members.re-wrenches.org >> > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/[email protected]/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org >
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