Ericsson HL950 CES, Быстрое руководство по установке

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12 Physical Interfaces
POWER INLET POWER INLET POWER INLET POWER INLET POWER INLET
The power supply module is fixed in the main enclosure. The power
receptacle and the power on/off switch are located at the rear panel.
The power supply module supplies 12V/3A DC power to the
baseboard. The baseboard then feeds the interface modules through
their connectors. A power on/off switch is located next to the power
connector.
Figure 14: Power Inlet
for 100-240V operation
The standard power supply module operates from 100-240 V 50/60
Hz mains and is connected to the mains outlet by a separate power
cord included in the package.
As an alternative the MSED/HL950 can be delivered with a power
supply module that operates from -36 to -72 VDC. For this operation
a -48VDC cable is included in the the package. Connect the black
cable to 0V. Connect the red cable to -48VDC power source.
WARNING! Inverting the power cable polarity may result WARNING! Inverting the power cable polarity may result
WARNING! Inverting the power cable polarity may result WARNING! Inverting the power cable polarity may result
WARNING! Inverting the power cable polarity may result
in permanent damage to the unit. Make sure the black
in permanent damage to the unit. Make sure the black in permanent damage to the unit. Make sure the black in permanent damage to the unit. Make sure the black in permanent damage to the unit. Make sure the black
cable is connected to 0V and the red cable to -48VDC.
cable is connected to 0V and the red cable to -48VDC. cable is connected to 0V and the red cable to -48VDC. cable is connected to 0V and the red cable to -48VDC. cable is connected to 0V and the red cable to -48VDC.
Figure 15: Power Inlet
for -48V operation
Figure 16:Connection of the -48 VDC cable
The MSED/HL950 may be connected to power via an Uninterruptable
Power Supply (UPS) for higher availability.