Makes perfect sense. Got similar replies off list. If it's for a kit of AC components it's got to be (3).
That is, NLG513. Thanks Roger and all. Victor Roger Stockton wrote: > > Victor Tikhonov wrote: > > > I'm ordering Brusa chargers and trying to determine what the > > output voltage range would be most useful. > > > > There are four ranges and probably three will be most wanted: > > > > 1. 130V...260V output (@ 25A max for single unit) > > 2. 180V...360V output (@ 18A max for single unit) > > 3. 260V...520V output (@ 12.5A max for single unit). > > > My guess, most could be using option 1 or 2. > > > > For start I will stock just one kind, so which one? > > Well, Brusa states that (1) is good for PbA packs of 120-204V, (2) for > packs of 168-288V, and (3) for packs of 228-396V. > > Option (1) would cover most of the DC crowd and (3) would cover the AC > crowd. (2) just doesn't go high enough to cover the full range that an > AC system such as you offer can handle, so why bother with it? > > If you were to carry just one model to start with (3) seems to make the > most sense since it nicely complements the AC drive systems that you > offer (no point selling telling someone that they really ought to use > 300V+ with the inverter for best performance but only carry a charger > good for 288V packs). > > Finally, the Brusa data sheet contains a footnote indicating that full > output current is usable down to 0V output (the stated output voltage > range is that over which the full rated output power is available), so > there is little need to carry a lower voltage model in the short term > since (3) can in fact handle packs of 0-396V at 12.5A. Add the lower > voltage model if/when you actually get interest from low voltage users > who want the higher current capability it offers. > > Cheers, > > Roger.
