OS6855-14/U10 Power Supplies OmniSwitch 6855 Series Chassis and Hardware Components
page 2-32 OmniSwitch 6855 Series Hardware Users Guide March 2009
PS-I40DC2448E Power Brick
The PS-I40DC2448E DC Power Brick provides full system power for the OmniSwitch 6855 Series
switches and can be installed as either the primary or backup system power supply.
40W, 24/-48VDC System Power Brick
Note. The polarity of this non-PoE DC power supply is opposite of the PoE DC power supply. See “PS-
75I42DC48-P PoE Power Brick” on page 2-33.
P/S Component Description
Model PS-I40DC2448E
Provides System Power For OS6855-14 and OS6855-U10
Input Voltage Range -20 to -60 VDC
Inrush Current < 30A
Maximum Output Power 40 W
Output Voltage 12.0 VDC, +/-100mV at 40W load set point
Output Current 0.0 A (minimum), 3.4 A (maximum)
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