9400016-J0 Rev E
14
User Guide
CXPS-E3
4. Features
4.1 Seismic racks
The CXPS-E3 system can be installed in a variety of Alpha provided, 19" and 23" seismic racks. These racks
have been Z4 rated and NEBS L3 certified. The racks vary in their Z4 seismic capabilities from 500lb to 2500lb
and in their heights from a 3.5' to 9' (standard 7' racks are available as well). For more ordering information, refer
to the
(0470209-00) on the Alpha website.
19" or 23" seismic rack
4.2 Distribution centers
The CXPS-E3 power system has been designed with high density breaker or fuse count for use in 48V
applications and is rated for a total ampacity of 400A or 600A. It is available either in a 19" or 23" configuration.
All systems include a back top cover for the protection of live customer connections.
4.2.1 400A 19inch power center
Provides up to 21 breakers which can be configured as all load breakers (21 load breakers) or a mix of load and
battery breakers (16 load breakers and 5 battery breakers).
The all load breaker configurations have a shunt that monitors the total load current supplied by the rectifiers to
the load.
Both load and battery hot and return connections are made on 1/4" studs on 5/8" centers using narrow tongue
lugs. Adapter kits for landing larger cables are available when higher capacity 2 or 3 pole breakers are required.
