7
GLOSSARY OF ACRONYMS
Acronym
ITEM
Description
CPT
CPT Version
UPS model type
ACT
ACT Version
UPS model type
XTD
XTD Version
UPS model type
USS3T
Three Phase Version
Three phase output voltage UPS
USS3M
Single Phase Version
Single phase output voltage UPS
ER
Extended Runtime
Version with high battery charging current capability
DI
Dual Input
Version with separated lines for Mains and Bypass input
connections
SLOT
Expansion Slot
Slot to accommodate the communication cards and relays
expansion board
COM
Communication Board
It includes R.E.P.O., IN/OUT signals interface, USB
communication port, serial port
PAR
Parallel Board
Communication interface card between UPS for parallel
function
SWBATT
Battery Switch
Internal Battery fuse holders.
Warning: these fuse holders only disconnect the batteries
contained within the UPS cabinet
SWMB
Manual Bypass Switch
Maintenance bypass switch disconnector
SWIN
Mains Input Switch
Mains input switch disconnector
SWBYP
Bypass Input Switch
Bypass line input switch disconnector
SWOUT
Output Switch
Output switch disconnector
B+
-
Positive battery voltage/current/temp.
B-
-
Negative battery voltage/current/temp.
CB
Battery Charger
UPS internal battery charger