Liebert NXC User Manual page 18

Single UPS Installation and Commissioning
Copper shorting bars
No. 3
 3-in 3-out, split-bypass configuration
1. Remove all the copper shorting bars 3 from the UPS I/O terminal block.
2. Connect the live lines (mains input phase L1, mains input phase L2 and mains input phase L3), N line and PE line respectively
to the I/O terminal block (U1, V1, W1 and N1 and PE terminals) of the UPS.
3. Connect the live lines (bypass input phase L1, bypass input phase L2 and bypass input phase L3) and N line respectively to the
I/O terminal block (U2, V2, W2 and N2 terminals) of the UPS.
4. Connect the live lines (output phase L1, output phase L2 and output phase L3), N line and PE line respectively to the I/O
terminal block (U3, V3, W3 and N3 terminals and PE terminal) of the UPS.
18
UPS MODULE
STS
RECT
CHARGER
INTERNAL BATTERY
Figure 2-4 3-in 3-out, common source configuration cable connection
INV
COMMUNICATION
OP. AND DISP.
PORTS
PANEL
User Manual 10H52188UM51 - Rev. 1 - 09/2011
Liebert NXC