Powerware UPS Sidecar Powerware 9390 - Manual (Page 34)

UPS SIDECAR FEATURES, CONTROLS, AND OPERATION
EATON Powerware ® 9390 UPS Sidecar Installation and Operation Manual S 164201586 Rev E www.powerware.com 4-2
4.2.2 Rectifier Input Breaker (RIB)
Maintenance bypass configurations have an optional RIB for dual-feed systems. The
RIB provides a single point of rectifier input power control to the UPS and easily
removes power from the UPS for servicing.
4.2.3 System Load Breaker (SLB)
Parallel redundant configurations with an optional SLB are available to control the
output to the critical load for the whole system.
4.3 Symbols
The following are examples of symbols used on the UPS Sidecar to alert you to
important information:
ON - Indicates the circuit breaker is in the “On” position.
OFF - Indicates the circuit breaker is in the “Off” position.
PHASE - The word “phase.”
RISK OF ELECTRIC SHOCK - Indicates that a risk of electric shock is present and the
associated warning should be observed.
CAUTION: REFER TO OPERATOR’S MANUAL - Refer to your operator’s manual for
additional information, such as important operating and maintenance instructions.
This symbol indicates that you should not discard waste electrical or electronic
equipment (WEEE) in the trash. For proper disposal, contact your local recycling/reuse
or hazardous waste center.