DEFINITY Made Easy Tools
Issue 2, November 2000

Install and Connect Multi-Carrier Cabinets   

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Connect Power and Ground(s)

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1. Have a qualified electrician connect and route wires from the AC load center to the dedicated electrical outlet for the power distribution unit.

Connect PPN Cabinet Ground:

2. Connect 1 end of a 6 AWG (#40) (16 mm ²) wire to the ground terminal block on the rear of the cabinet. See Power Distribution Unit (J58890CH).


3. Route the CABINET GROUND wire to the AC load center single-point ground block and connect.

Connect EPN Cabinet Ground(s)

4. Connect 1 end of a 6 AWG (#40) (16 mm ²) CABINET GROUND wire to the ground terminal block at the bottom rear of the EPN cabinet. See Typical Cabinet Grounding Wiring Diagram.


5. Route the CABINET GROUND wire to the AC load center single-point ground and connect.


6. Connect each remaining EPN cabinet to the AC load center single-point ground.

Power Distribution Unit (J58890CH)

Figure Notes:

1. Connect small battery holdover cable (or temperature sensor cable from large battery cabinet) to J20


2. Carrier Circuit Breakers


3. Ground Terminal Block


4. Connect -48 VDC Return - 1 AWG (50 mm ²) red cable here.


5. Connect -48 VDC - 1 AWG (50 mm ²) black cable


6. 1 AWG (50 mm ²) 50 ft (15.2 m) cable to large battery cabinet. For cables greater than 50 ft (15.2 m), contact your Lucent Technologies representative.


7. Ground Terminal Block


8. To AC load center or approved single-point ground block

Typical Cabinet Grounding Wiring Diagram

Figure Notes:

1. PPN Cabinet


2. EPN Cabinet (if Installed)


3. 6 AWG (#40) (16 mm2) CABINET GROUND Wire


4. Single-Point Ground Block


5. 6 AWG (#40) (16 4 mm2) Ground WireWire to Approved Ground


6. AC Load Center Single-Point Ground


7. Over 50 ft (15.2 m)


8. Cabinet Ground Terminal Block

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