Figure 2.4 Maintenance bypass configurations—Four breakers for dual-input UPS
Item
Description
1
Maintenance-bypass panelboard/switchboard
2
UPS cabinet
3
Bypass AC input
4
MBB
5
Optional interlock
6
MIB
7
AC output
8
Module AC output
9
To DC supply
10
Module Rectifier AC input
11
RFB
12
Module Bypass AC input
13
RBB
2 Operation
17
Summary of Contents for Liebert EXL S1
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