DBR30 Datasheet, PDF (4/4 Pages) Chinfa Electronics Ind. Co., Ltd. – AC - DC DIN RAIL MOUNTABLE BATTERY CHARGER INDUSTRIAL CONTROL EQUIPMENT

DBR30/60W SERIES
PIN ASSIGNMENT
PIN NO. Designation
1, 2
RDY
3
-
4
+
5
L
6
N
DC ON
BAT FAIL
Description
A normal open relay contact for DC ON level control
Negative output terminal
Positive output terminal
Input terminals (phase conductor, no polarity at DC input)
Input terminals (neutral conductor, no polarity at DC input)
Operation indicator LED
Battery reverse indicator LED
CIRCUIT SCHEMATIC
‧Block diagram for DBR30/60W series
L Fuse
Line
Filter
Inrush Current
Limiter and
rectifier
Switching
Device
N
PFM
Controller
Rectifier
Opto -
Isolation
Vo +
Vo -
Reference &
Error Amp.
Output Level
Detection
DC ON(Green LED)
BAT FAIL(Red LED)
RDY(Relay Contact)
TYP. CURRENT LIMITED CURVE
100
75
50
25
95 100 105 110 115 120
Output Current [ % ]
www.chinfa.com
2011.01.27
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P4