Installation Manual
H3C SecPath F1800-A Firewall
Chapter 3 Installation
3-5
Connect the ground screw to the grounding bar using a PGND cable. It is required
that a grounding resistance should be less than 5 ohm. If you install the SecPath in a
19-inch standard rack, you must also ground the rack.
3.4 Connecting Power Cable
The SecPath supports:
z
AC input power supply module
z
DC input power supply module
You can choose one from them as needed. Both of them are the same in terms of
features and functions, except for the PWR type.
3.4.1 Connecting AC Power Cable
I. AC Input Power Supply
AC power input range: 90 to 264V AC, 50/60Hz.
shows AC input power socket.
1. Cable-retention clip
2. AC input
3. Power switch
Figure 3-5
Partial appearance of AC power socket
II. Recommended AC Power Socket
You should use a 3-line single-phase power socket with a grounding terminal, which
should be reliably connected to the ground in the building.
Normally, the grounding terminal of the power supply system in a building was buried
in the ground during the construction and cabling. You must make sure that the power
