Firepower 71Xx Family Appliances - Cisco 7010 Installation Manual

Appendix A Power Requirements for Firepower Devices
Bonding Location
A ground bonding location is provided on the rear of the chassis. An M4 stud is provided. An
outside-toothed lock washer is provided for attaching a ring terminal. A standard ground symbol is
available by each stud.
The following illustration indicates the bonding location on the chassis.
Recommended Terminals
You must use a UL-Approved terminal for the ground connection. A ring terminal with a clearance hole
for #6 (M3.5) stud may be used. For 16 AWG wire, AMP/Tyco 36151 is recommended. This is a
UL-approved ring terminal with a hole for a #6 stud.
Ground Wire Requirements
The ground wire must be sized sufficiently to handle the current of the circuit in case of a single fault.
The size of the ground wire should be equal to the current of the breaker used to protect the circuit. See
Current, page
Bare conductors must be coated with antioxidant before crimp connections are made. Only copper cables
can be used for grounding purposes.

Firepower 71xx Family Appliances

This section describes the power requirements for:
•
•
These appliances are suitable for installation by qualified personnel in network telecommunication
facilities and locations where the National Electric Code applies. Note that each is available only as an
AC appliance.
Cisco recommends that you save the packing materials in case a return is necessary.
For more information, see the following sections:
•
•
A-2.
Firepower 7110 and 7120 (GERY-1U-8-AC)
Firepower 7115 and 7125 (GERY-1U-4C8S-AC)
See Installation, page A-4
cord information.
See Grounding/Earthing Requirements, page A-5
and ground wire requirements.
for circuit installation, voltage, current, and frequency range, and power
for bonding locations, recommended terminals,
Firepower 7000 and 8000 Series Installation Guide
Firepower 71xx Family Appliances
A-3