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Input
18-30 Vdc
Four-step rotary selector switch
DRU-24V10AMN:
0.5 A, 1 A, 1.5 A, 2 A (typ.) charging mode; Default: 0.5 A
DRU-24V20AMN:
0.75 A, 1.5 A, 2.25 A, 3 A (typ.) charging mode; Default: 0.75 A
DRU-24V40AMN:
1 A, 2 A, 3 A, 4 A (typ.) charging mode; Default: 1 A
Output
Vout = Vin - 0.5 Vdc
(Buffering Mode)
DRU-24V10AMN:
10.0 A / 240 W Max; 15.0 A / 360 W Max (7 s)
DRU-24V20AMN:
20.0 A / 480 W Max; 30.0 A / 720 W Max (7 s)
DRU-24V40AMN:
40.0 A / 960 W Max; 60.0 A / 1440 W Max (7 s)
Battery Voltage
24 Vdc, SLA (Sealed lead acid battery)
2 x 12 Vdc, SLA (Sealed lead acid battery)
Battery Capacity
3.4 AH to 12 AH
Charging Time
DRU-24V10AMN:
< 9 hr
1 hr (2 A charging current for 24 V/12 AH battery)
DRU-24V20AMN:
< 6 hr
1 hr (3 A charging current for 24 V/12 AH battery)
DRU-24V40AMN:
< 4.5 hr
1 hr (4 A charging current for 24 V/12 AH battery)
Buffering Time Adjustment
Ten-step rotary selector switch
15 s, 30 s, 45 s, 1 min, 2 min, 3 min, 5 min, 10 min, 20 min
, ∞
Operating Temperature
-30 C to +70 C (> 60 C de-rate power by 2.5% / C, when battery is fully charged)
Overload/ Overcurrent/ Short
Normal Operation: Auto Recovery
Protection
Battery Operation: Latch off
Deep Discharge Protection
21 V
1 V
The unit will stop operating when the battery voltage detected is < 21 V
1 V.
Basic Information
3
Product Overview
