H3C SecPath L5000-AD920 Installation Manual page 14

To ground the device:
1. Use grounding screws to attach the two-hole lug of the grounding cable to the grounding screw
holes, and then fasten the screws.
2. Connect the ring terminal at the other end to the grounding strip of the rack.
Figure2-1 Connecting the grounding cable to the primary grounding point
Mounting the device in a standard 19-inch rack
Restrictions and guidelines
•
To mount the device in a standard 19-inch rack, make sure the rack meets the requirements
described in Table2-1.
•
To install multiple devices, ensure a distance of 1 RU (44.45 mm, or 1.75 in) between neighbor
devices.
•
The device is heavy. Install both mounting brackets and slide rails to support the weight of the
device.
•
To avoid bodily injury or device damage, use a minimum of two persons to rack-mount the
device.
Table2-1 Recommended rack dimensions
Device model
2U device
Rack requirements
•
A minimum of 1000 mm (39.37 ft) in depth (recommended).
•
A minimum of 100 mm (3.94 in) from the front rack posts to the front door.
•
A minimum of 760 mm (29.92 in) from the front rack posts to the rear door.
•
518 to 923 mm (20.39 to 36.34 in) from the front rack posts to the rear rack
posts.
2-2