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Cisco CGS 2520 Hardware Installation Guide
78-19377-02
Chapter 3 Power Supply Installation
Power Supply Module Installation
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Ring terminal (such as Tyco part number 2-34158-1 for 16–14 AWG or 2-34852-1 for 12–10
AWG w ire )
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Spade terminal (such as Tyco part number 54367-2 for 16–14 AWG wire)
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Flanged spade terminal (such as Tyco part number 2-324165-1 for 16–14 AWG wire or
1-324581-1 for 12–10 AWG wire)
Note For IP-30 compliance:
Use the 16-14 AWG wire and appropriate terminals for the AC or high-voltage DC power supply
Use the12-10 AWG wire and appropriate terminals for the low-voltage DC power supply
• Crimping tool (such as Thomas & Bett part number WT2000, ERG-2001)
• 6-gauge copper ground wire (such as Belden part number 9906)
• 12-AWG wire (minimum) for the low-voltage power supply module and 16-AWG (minimum) wire
for the high-voltage power supply module
• For power source connections, use wires rated for at least 194°F (90°C).
• UL- and CSA-rated style 1007 or 1569 twisted-pair copper wire (such as Belden part number 9318)
• Wire-stripping tools for stripping 6-, 10-, 12-, 14-, and 16-gauge wires.
• Number-2 Phillips screwdriver
• Flat-blade screwdriver
Grounding the Switch
Follow the grounding procedures at your site and observe these warnings:
Warning
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available.
Statement 1024
Warning
When installing or replacing the unit, the ground connection must always be made first and
disconnected last.
Statement 1046
Caution Follow the grounding procedure instructions, and use a UL-listed lug (included with the switch) for
number-6 AWG wire and 10-32 ground-lug screws.
Note You can use the grounding lug to attach a wrist strap for ESD protection during servicing.