Chapter 2 System Installation

2.2.3 Install the Ground Cable

Figure 2-10 Installing the System Shelf Ground

124791

Step 5 Determine if the system is equipped with the optional 1 RU Distribution Shelf; if so, continue with the “2.2.3.3 Install the 1 RU Distribution Shelf Ground” section on page 2-11. If not continue with the “2.3 Install AC Power Cables” section on page 2-12.

2.2.3.3 Install the 1 RU Distribution Shelf Ground

Step 1 Locate the #10 studs at the rear of the 1 RU Distribution Shelf.

Step 2 Using a UL-listed 6 AWG (16mm²) wire with an insulation rating of at least 75° C, connect the 1 RU Distribution Shelf to the appropriate cabinet connection point.

Step 3 The connection at the shelf end is made using a UL-listed double-hole lug 1/4in and 5/8in. center-to-center (lug part # Panduit LCD6-14A-L or equivalent) (Figure 2-11).

Step 4 To accommodate future upgrades, leave a service loop (1.5ft [60cm]) at the side of the shelf.

Cisco AC/DC Power System User Guide, R1.0

 

May 2006

2-11

 

 

 

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Cisco Systems 124792, 124778, 159330 manual Install the 1 RU Distribution Shelf Ground