Operating instructions

UPS Operating Instructions
6-2 Eaton 9E UPS (40–60 kVA, 208/220V) Generation 3 Installation and Operation Manual P-164000302—Rev 1 www.eaton.com/powerquality
Figure 6-2. UPS Breakers
6.1.1 Control Panel
The control panel is used to set up and control the UPS, and to monitor UPS operation. For a description of the
UPS control panel functions, see paragraph 6.2.
6.1.2 Circuit Breakers
l
Input Circuit Breaker – The Input circuit breaker is used to control the AC input to the UPS rectifier.
l
Battery Circuit Breaker – The optional Battery circuit breaker is used to control the DC input to the UPS
when the External Battery Cabinet (EBC) capable option is installed. This breaker disconnects both internal
and external batteries.
Input Breaker
Battery Breaker (EBC
capable option only.)