In either case, the UPS is protecting your load from the disturbance and it's not affected. There are several different types of UPS devices available. I would like to get one, but do not want to pay more than necessary. The device that works best for you depends on the type of loads and the length of time you want to support them. Q. I want to protect my office from possible surge damage.
All customers can benefit from the installation of surge suppression at the main electrical service.
A high quality unit should handle almost anything coming through PGE's distribution system, even a direct lightning strike. Additional stages of protection are also recommended at electrical panels servicing critical loads. The price of surge suppression can vary widely depending on the brand and model. In general, the higher the cost of surge suppression, the higher the protection. Q. My computer monitor screen wiggles.