Always
O
n UPS Systems
M0703_NX_Series_Operators_Manual
V1.25
2012-06-12 28
6.7 Terminal
Connection
Different models of UPS’s may have different cable connection terminals. UPS connection
terminal configurations fall into one of the following types:
RR
RS
RT
IN
IR
IS
IT
OR
OS
OT
ON
B+
B-
RESERVE
INPUT
RECTIFIER
INPUT
UPS
OUTPUT
INPUT
BATTERY
INPUT
RECTIFIER & RESERVE
IN
IR
UPS
OUTPUT
OR
IT
IS
OS
OT
BATTERY
INPUT
B-
ON
B+
3 PHASE INPUT / 3 PHASE OUTPUT
TERMINAL WITH TWO SOURCE
3 PHASE INPUT / 3 PHASE OUTPUT
TERMINAL WITH SINGLE SOURCE
Figure 6.7.1
Terminal Strip Layout for Dual in Single input UPS systems