DRA240 SERIES
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25
o
C Unless Otherwise Noticed
APPROVALS AND STANDARDS
UL / cUL
TUV
CE
UL508 Listed, UL60950-1 Recognized
EN60950
EN61000-6-3, EN55022 class B
EN61000-3-2, EN61000-3-3
EN61000-6-2, EN55024
EN61204-3
CIRCUIT SCHEMATIC
Block diagram for DRA240 series
L
Fuse
Filter
N
Y
Inrush Current
Limiter,
Rectifier and
Auto Select
115 / 230 Vac
Vo +
P. F. C.
Circuit
Smoothing
Circuit
Switching
Device
Rectifier
Current
Detection
Vo -
Single / Parallel
Select
Vout
ADJ.
PWM
Controller
Opto -
Isolation
Opto -
Isolation
Reference &
Error Amp.
Over Voltage
Detection
Output
Level
Detection
Note: 1) For 24V Model Only
DC ON
(Green LED)
DC LOW
(Red LED)
RDY
1)
(Relay Contact)
PHYSICAL CHARACTERISTICS
CASE SIZE
SCREW TERMINAL TYPE
DETACHABLE CONNECTOR TYPE
123.6 x 83 x 123.6 mm (4.87 x 3.27 x 4.87 inches)
142 x 83 x 123.6 mm (5.59 x 3.27 x 4.87 inches)
WEIGHT
1100g
www.chinfa.com
2008.09.23
sales@chinfa.com
CHINFA [ CHINFA ELECTRONICS IND. CO., LTD. ]
