Vertiv
|
Liebert
®
EXM
™
BDC User Manual | Rev. 3 | 01/18 |
30
Figure 24
One-line diagram, 208V single input 10-100kVA UPS with three-breaker Liebert EXM BDC and two subfeed
breakers
NOTES
1. Install in accordance with national and local electrical codes.
2. Input and bypass must share the same single source.
3. A neutral is required from the system AC input source.
Vertiv recommends a full capacity neutral conductor and
grounding conductors.
4.UPS system input and output cables must be run
in separate conduits.
5. Control wiring must be run in separate conduits.
6. Optional (2) 225A LDB for 60-100kVA frame only.
Optional single 225A LDB for 10-40kVA frame.
MBB
BIB
MIB
BYPASS DISTRIBUTION CABINET
STATIC BYPASS
UPS CABINET
LDB - Load Distribution Breaker
BIB - Bypass Isolation Breaker
MBB - Maintenance Bypass Breaker
MIB - Maintenance Isolation Breaker
* External Overcurrent Protection by Others
AC Output
208V
4 Wire + GND
Field-Supplied Wiring
EXM11005
Rev. 0
BATTERY
* System
AC Input
4 Wire + GND
LDB
LDB
(Optional)
(2) 225A
See Note 6
