MGE Pulsar MX 4000 (68501) UPS System "cost replacing ac unit" Questions

...cost) is just too inexpensive. The AC fuse holder is part of the black socket where the AC power cord plugs into the UPS. Unplug the power cord and you can pry out the fuesholder with a screwdriver. ...

...you are replacing for optimal performance. Is is rare, but the internal charging circuits of an USP can fail. When this happens, it is best to replace the unit...repair is usually not cost

...AC power is restored. So that means my inverter is working. I replaced the batteries a couple of months ago and set the voltage jumper to 230V for our local conditions (it was on 220 V and almost ...

...AC BP SS supply fault" comes up right away. the SS SCR's and gate drive board are ok. where could my problem be? i can run the ups on inverter but i can not establish static switch bypass. could this ...