Connect Dc Power To The Media Gateways - Avaya S8700 Installing Manual

66 Installing the S8700 Multi-Connect
Installing an Avaya MCC1 Media Gateway
Power Distribution Unit (J58890CH)
pcdf010 KLC 020599
Figure notes
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Connect DC Power to the Media Gateways

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Connect small battery holdover cable (or temperature sensor cable from large battery
cabinet) to J20
Carrier Circuit Breakers
Ground Terminal Block
Connect -48 VDC Return - 1 AWG (50 mm
Connect -48 VDC - 1 AWG (50 mm
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1 AWG (50 mm ) 50 ft. (15.2 m) cable to large battery cabinet. For cables greater than 50
ft. (15.2 m), contact your Avaya representative.
Ground Terminal Block
To AC load center or approved single-point ground block
Be sure the main circuit breaker is OFF.
Measure and cut 2 pieces of 1 AWG (#70) (44 mm
DC power cabinet to the first media gateway.
At the DC power cabinet, connect the -48 volt DC wire to the DC OUTPUT circuit
breaker. See ''Typical Power and Ground for a DC power cabinet'' on page
the -48 volt RTN (return) wire to the ground discharge bar.
Route the wires out of the cabinet, through the hole in the lower rear cover, and to the
first media gateway.
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) red cable here.
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) black cable
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) wire long enough to reach from the
May 2002
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60. Connect
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