Installation Drawings
Vertiv
| Liebert
®
EXM
™
Parallel Cabinet User Manual |
14
2.0 INSTALLATION DRAWINGS
Figure 2
Parallel (1+1, 2+0) cabinet, 10-200kVA
EXM11015
Rev. 2
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.
A full capacity neutral conductor is recommended.
Grounding conductors are recommended.
4. Bypass and rectifier inputs and output cables must be
run in separate conduits.
5. Control wiring must be run in separate conduits.
6. Customer must supply shunt trip breaker with 120V coil.
7. 2+0 available only from 10-160 kVA; 180 and 200 kVA are 1+1 only.
* UPS 1
AC Input
4 Wire + Grd
See Note 6
Field-Supplied Wiring
* External Overcurrent Protection By Others
LEGEND
MOB - Module Output Breaker
MIB - Maintenance Isolation Breaker
MBB- Maintenance Bypass Breaker
* UPS 2
AC Input
4 Wire + Grd
See Note 6
Liebert EXM #2
UPS Cabinet
*System
AC Input
4 Wire + Grd
Liebert EXM Parallel Cabinet
AC Output
4 Wire + Grd
Liebert EXM #1
UPS Cabinet
Battery
Battery
Static
Bypass
Output
Busbar
Static
Bypass
Output
Busbar
MBB
MIB
OPT. K
MOB1
MOB2