CAUTION: Before device installation begins, a licensed electrician must
attach a cable lug to the grounding cables that you supply. See “Connecting
Earth Ground to a QFX3500 Device” on page 84. A cable with an incorrectly
attached lug can damage the device.
Before connecting the device to earth ground, review the following information:
•
A protective earthing terminal bracket is provided in the accessory kit for connecting
the device to earth ground. This L-shaped bracket attaches to a post on the QFX3500
device left front mounting bracket, providing a protective earthing terminal for the
device. The grounding points are studs sized for M4 hex nuts. The grounding points are
spaced at 0.625 in. (15.86 mm). M4 hex nuts with integrated washers are provided in
the accessory kit.
•
The grounding lug required is a Panduit LCD10-10A-L or equivalent. This grounding lug
is provided in the accessory kit. The grounding lug provided accommodates 14–10 AWG
(2–5.3 mm²) stranded wire.
•
The grounding cable that you provide for a QFX3500 device must be 14 AWG (2 mm²),
minimum 60° C wire, or as permitted by the local code.
Related
Documentation
• AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device on page 35
• Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device on page 85
Copyright © 2017, Juniper Networks, Inc.58
QFX3500 Device Hardware Documentation
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