Emerson DC-DC Converter Module Mounting Shelf DCS4830 User Manual
Page 12
SAG584622000
System Application Guide
Issue AB, November 18, 2009
Spec. No. 584622000 (Model DCS4830)
Page 12 of 17
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1.2.4 Typical Input Data -
When equipped with three Converter Modules.
(A)
The output voltage of the DC-DC Converter Modules are initially adjusted to 48 volts at 50%
load and 24 volts DC input.
Input Voltage
Percent
of Full Load
Input Current
(Amps)
Efficiency
(%)
Typical Heat
Dissipation
(BTU/Hr)
0 2.42
--
173
25 20.90
82.3
265
50 39.59
86.4
385
75 59.09
86.4
575
21 VDC
100 79.23
85.4 828
0 2.12
--
174
25 18.45
81.6
278
50 34.67
86.4
387
75 51.54
86.7
562
24 VDC
100 69.10
85.7 810
0 1.88
--
180
25 16.02
80.5
298
50 29.77
86.2
392
75 44.25
86.5
569
28 VDC
100 59.11
85.9 799
(B) Maximum Current:
Maximum input current is 79.23 amperes at full load (30 amperes) and
21 volts DC input.