CPS6000 –48V Indoor/Outdoor Power Shelf
Issue 16 May 2006 20
132W (450 BTU) per QS861A rectifier at full
load and 120 Vac operation;
212W (724 BTU) per QS862A at full load and
240 Vac operation;
130W (445 BTU) per QS861A rectifier at full
load and 240 Vac operation;
267W (911 BTU) per QS865A rectifier at full
load and 240 Vac operation;
Power Factor > 0.98 for loads > 50% of full load
Note: Maximum current is based on Bulk Output Module and 50A QS865A rectifier. System capacity
will decrease with lower rated rectifiers.
Power Slots Available for Rectifiers or Ringer Chassis
Distribution Module
Shelf
None (Bulk Output Module)
Single-Wide Double-Wide
19-Inch Shelf 4 3 2
23-Inch Shelf 5 4 3
Rectifiers
Table 2-D: QS860A Rectifier Specifications (Preliminary)
Nominal Output Voltage 48/52/54.5 Vdc
Operating Output Voltage Ranges 42 to 58 Vdc
Boost Voltage 48 to 58 Vdc
Output Current 0 to 9.2A at 54.5V
Nominal Input Voltage 100/120/200/208/240 Vac (Shutdown from 135 to
150V)
Input Voltage Ranges 85 to 275 Vac
Input Current 4.9A at 120 Vac
2.9A at 208 Vac
Operating Frequency Range 45 to 66 Hz
Operating Temperature -40 to +75 °C
Output Voltage Regulation ±0.5%
Output Noise, Ripple 250 millivolts peak to peak maximum, over the
range dc to 100 MHz
Load Share Accuracy 1.5A maximum deviation between rectifiers
Heat Dissipation (per rectifier, full load) 108W (369 BTU) at 120 Vac operation
100W (341 BTU) at 240 Vac operation
Power Factor >0.98 (low-line), >0.98 (high line)
Selective High-Voltage Shutdown Above 58 Vdc
Backup High-Voltage Shutdown Above 60 Vdc for 1 millisecond
Table 2-E: QS861A Rectifier Specifications
Nominal Output Voltage 48/52/54.5 Vdc
Operating Output Voltage Ranges 42 to 58 Vdc
Boost Voltage 48 to 58 Vdc
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