DRU30 Datasheet, PDF (4/4 Pages) Chinfa Electronics Ind. Co., Ltd. – 30A DC UPS CONTROLLER

DRU30 SERIES
CIRCUIT SCHEMATIC
‧Block diagram for DRU30 series
-
DC IN
+
-
LOAD +
-
BATT
+
DC
TEST
DISCHARGE
CIRCUIT
BATT TEST
APPLICATION
BOOST
CIRCUIT
CHARGE CIRCUIT
DC
OK
BATT
Discharge
BATT FAIL
Battery charge voltage select switch
Battery charge current select switch
DC O.K(Green LED)
BATT DISCHARGE(Yellow LED)
BATT FAIL(Red LED)
Power Supply
+
-
DRU30
DC IN
-+
LOAD
-+
BATT
-+
Battery
+
-
LOAD
+-
* Please disconnect the battery from DRU30 during transportation to avoid consuming the power of battery.
LED INDICATOR STATE
LED
STATE
Battery open circuit
Fuse open circuit
Battery Status
@ DC IN O.K Battery reverse polarity
Battery over discharge protection
DC IN OK Battery charging
12V model : DC IN < 11V, Battery discharge, Batt > 10V
24V model : DC IN < 22.5V, Battery discharge, Batt > 20.5V
12V model : DC IN < 11V, Battery discharge, Batt <10V
24V model : DC IN < 22.5V, Battery discharge, Batt < 20.5V
12V model : DC IN < 11V, Batt≦ 9.6V
24V model : DC IN < 22.5V, Batt ≦ 19.2V
DERATING CURVE
100
BATT FAIL
(RED)
BATT DISCHARGE
(YELLOW)
DC O.K
(GREEN)
ON
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
ON
OFF
ON
OFF
OFF
OFF
50
Safe Operating Area
0
-40
51
71
Temperature [ ^oC ]
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2016.05.19
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P4