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The Alpha Group
The Alpha Group represents an alliance of independent companies who share a common philosophy - to create world class powering solutions.

Collectively, Alpha Group members develop and manufacture AC and DC power conversion protection, and standby products. Applications for these products include broadband, telecom, AC/UPS, commercial, industrial, and distributed generation,
for a worldwide customer base. In addition, our companies provide a range of installation and maintenance services.

Members of The Alpha Group include Alpha Technologies Inc., Alpha Energy, Alpha Industrial Power, Alpha Technologies Ltd. and Altair Advanced Industries Inc.
CXPS 48-1.8-i
Standard 48VDC Power System
Part Number: 053-990-20
  • 48VDC systems using high density 1.8kW rectifiers
  • Front access DC connections
  • Integrated CXCI advanced digital controller
  • Wide range AC input
  • Optional integrated systems with battery trays
  • Integrated system shunt and LVD

Alpha CXPS standard power systems bring proven Cordex technology into a standard integrated system package. The CXPS 48-1.8-i uses high density 48V-1.8kW rectifiers, a front access distribution center, and the advanced, slim CXCi controller.

The CXPS 48-1.8-i is a perfect solution for various small 48VDC applications, and with a small footprint and high temperature operation, is ideal for outside plant installations. The system provides up to 150 Amps of 48VDC power, and includes 14 load and 4 battery breaker positions along with a low voltage battery disconnect and shunt.

The system is a universal 19" or 23" rack mount design and can be easily integrated into various racks, boxbays, or enclosures. The system can also be ordered factory-installed into various Alpha rack configurations including systems with pre-wired battery trays.

Electrical
Input: 
Voltage:176 to 312VAC (nominal)
90 to 176VAC (de-rated O/P power)
Current:14.6A @ 240VAC (per module)
12.2A @ 120VAC (per module)
Frequency:45 to 66Hz
Efficiency:>91% (50-100% load @ nominal voltage)
Power factor:>.99
Output: 
Current: 
System:150A max @ nominal I/P
96A max @ 120VAC I/P
Rectifier:37.5A @ 48VDC (nominal I/P)
24A @ 48VDC (115 to 135VAC) (de-rated linearly to 18.75A @ 90VAC)
Power: 
System:7200W max @ nominal I/P
4600W @ 120VAC I/P
Rectifier:1800W max @ nominal I/P
1150W (115 to 135VAC) (de-rated linearly to 900W @ 90VAC)
Mechanical
Dimensions:mm: 222H x 438W x 310D
inches: 8.75H x 17.24W x 12.2D
(-000 configuration - excludes mounting brackets, rear cover, and module handle)
Weight:System: 19kg (42lb)
Rectifier: 2.8kg (6.2lb) each
Mounting:19/23" universal mount (center or flush)
Connnections: 
Load breaker:Hot: ¼in-20 studs on ⅝in centers
Return: ¼in holes on ⅝in centers
Battery breaker:4x sets, ¼in-20 studs on ⅝in centers
Return bar:18x sets, ¼in holes on ⅝in centers
AC input:Box type terminal block, 6 to 16mm2 (10 to 6AWG)
Alarm:Screw terminal 1.31mm2 to 0.128mm2 (#16 to #26 AWG)
CXCI input:25-pin D-Sub cable
Access:Front access after installation
Environmental
Temperature:-40 to +65C (-40 to 149F)
-40 to +75C (-40 to 167F) de-rated output
Humidity:0 to 95% RH non-condensing
Elevation:-500 to +2800m (-1640 to 9186ft)
-500 to +4000m (-1640 to 13124ft) with de-rated output
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