Dewetron DW2-UPS-250-DC, Technical Reference Manual

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450160 • DW2-UPS-250-DC • Technical Reference Manual • Printing version 1.0.2 • March 09, 2020
DW2-UPS-250-DC
1 Power supply output connectors (LEMO EGG.2B.302)
2 Power supply input connector (LEMO EGJ.3B.302)
3 COM interface (to PC COM port)
4 Knurled-head screws for battery cover
5 External power LED
6 Cutout for LCD battery status
7 Charger ON/OFF switch
8 Push-button for battery alarm
9 ON/OFF push-button with integrated power LED
DW2-UPS-250-DC at a glance
The DW2-UPS-250-DC is an external UPS and multi-battery charger with an isolated DC input offering a wide rated
input range of 11 to 32 V
DC
(max. 9 to 36 V
DC
). If an external DC power supply is connected, the output voltage is fixed
at 24 V
DC
with a maximum output power of 250 W. If running in battery mode (no DC power supply connected) the
output voltage ranges between 12 and 16 V
DC
(= battery voltage).