HP R5500 - Connecting the ERM to the UPS; Charging the ERM Batteries

Installation 25
Connecting the ERM to the UPS
NOTE: To install a second ERM, plug the cable from the second ERM into the socket at the rear of the first
ERM. Up to two ERM units can be connected.
Switching on the ERM circuit breaker
Charging the ERM batteries
Connect the UPS to a grounded utility power outlet. When the UPS is plugged in, it automatically enters
Standby mode and begins charging the ERM batteries. With the UPS in Standby mode, allow the ERM
batteries to charge for at least 24 hours before putting the UPS into service.
CAUTION: To ensure maximum runtime, be sure to configure the UPS ("Configuring the UPS" on page 27)
for the number of installed ERMs using the UPS front panel controls.