Ups To Maintenance Bypass With Transformer - Liebert Nfinity Maintenance Bypass Cabinet User Manual

UPS to Maintenance Bypass With Transformer

TB2
L1
Input 2
L2
G
TB1
L1
Input 1
L2
G
Flexible
conduit
Ensure that both tap
selectors are set to the
correct input voltage
NOTES
1. If feeding the Maintenance Bypass Cabinet from a single source, the input
connection may be made to either TB1 or TB2.
2. If feeding the Maintenance Bypass Cabinet from a dual source, the UPS input
supply connection must be made to TB1 and the bypass input supply connection
must be made to TB2. The link between TB1 and TB2 must be removed.
NFINITY MAINTENANCE BYPASS CABINET
WITH TRANSFORMER
Remove these two
wires for dual source
TB3 TB4
L1 L2 G 1 2 3
208
L1 L2 G 1 2 3
TB1
NFINITY UPS
16
G
TB5
1 2 3 4
240
1 2 3 4 5
TB2 TB3
120
120
208
240
TB6
1
2
3
4
G
G
See Nfinity
user manual
for details on
GEC
connecting
GEC.