DRA300 SERIES
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25
o
C Unless Otherwise Noticed
INPUT SPECIFICATIONS
Characteristics
Rated input voltage
Input voltage range
Io nom
Ta min ... T max,
AC in
115V
selected
a
Io nom
AC in
230V
selected
DC in
Conditions
min.
93
186
210
typ.
max.
132
264
370
unit
VAC
VAC
VAC
VDC
A
Hz
A
A
115 / 230(auto select)
Rated input current
Line frequency
Inrush current
P F. C.
.
Io nom
Vi nom, Io nom
Vi nom, Io nom
Vi : 230VAC, Io nom
Vi : 115VAC
Vi : 230VAC
47
6.0 / 3.0
63
35
65
0.7
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
(Adjusted before shipment)
Conditions
Vi nom, Io max
Vi nom
Io nom, Vi min ...Vi max
Vi nom,
Io min ...Io nom
Vi nom, Io min
Vi nom, Io nom,BW = 20MHz
Vi nom, Io nom
Vi nom, Io nom
Vi nom, Io nom
Vi nom, Io nom
0.9 Io max
Vi nom, Io nom, Po / Pi
Vi = 115VAC
Vi = 230VAC
24V models
48V models
24V models
48V models
24V models
48V models
single mode
parallel mode
min.
-0
0
typ.
max.
+ 1
0.5
1
5
0.02
100
unit
%
%
%
%
%
% /
o
C
mV
ms
ms
Minimum load
Line regulation
Load regulation
Temperature coefficient
Ripple & noise
Hold up time
Voltage trim range
16
25
30
22.5
47
17.6
37
17.6
37
Up to 90%, See model list
28.5
56
19.4
43
19.4
43
3
VDC
VDC
VDC
VDC
VDC
VDC
unit
DC ON indicator
threshold at start up
DC LOW indicator
threshold after start up
Parallel operation
Efficiency
CONTROL AND PROTECTION
Characteristics
Input fuse
Rated over load protection
Power Rdy
(for 24V model only)
Vi nom
Threshold voltage of contact closed(at start up)
Electrical isolation
Contact rating at 60VDC
Conditions
min.
120
17.6
500
typ.
max.
145
19.4
0.3
unit
%
VDC
VDC
A
%
T8A / 250VAC internal
Over voltage protection
Output short circuit
Vi nom, Io nom
Vi nom, Io nom
120
Current limited
145
www.chinfa.com
2008.09.23
sales@chinfa.com
CHINFA [ CHINFA ELECTRONICS IND. CO., LTD. ]
