The device gives facilities managers the ability to move between the grid and an onsite source based on energy use rates, a ...

It must supply only emergency loads (Fig. 2). Automatic transfer switches must be electrically operated, mechanically held, and listed for emergency system use. You must use multiple transfer switches ...

but it is longer than for emergency systems. Optional standby systems supply power to facilities where life safety is not an issue and where they are not mandated by codes or government regulations.

An option for those living in these situations is a backup generator, often turned on and connected by an automatic transfer switch. These are necessary safety devices too; they keep power lines ...

Trystar introduced a line of compact, portable Automatic Transfer Switches (ATS) with models rated at 200/400/600/800 and 1,200 amps. Trystar has introduced a line of compact, portable Automatic ...