Install and Wire Telephone Power Supply
1145B Power Supply
552
SI Installation and Upgrades
June 2004
Figure 219: Expanded Power Distribution Unit
Figure notes
1
Wall-Mounting Plate
2
Second 1146B Power Distribution Unit
3
“T” Cable (H600-347-G7)
4
First 1146B Power Distribution Unit
5
1145B Power Unit
1145 Power Unit
1149 Battery
On Battery Reserve
Charging Battery
Output Power On
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-48V
-48V
RTN
RTN
Unit No.
Connected To:
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-48V
-48V
RTN
RTN
Unit No.
Connected To:
0004_1 PDH 062596