Juniper QFX Series Hardware Guide

CHAPTER 7
Safety and Compliance Information
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General Safety Guidelines and Warnings on page 138
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Definitions of Safety Warning Levels on page 139
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Qualified Personnel Warning on page 140
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Warning Statement for Norway and Sweden on page 141
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Fire Safety Requirements on page 141
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Installation Instructions Warning on page 142
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Restricted Access Warning on page 143
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Ramp Warning on page 144
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Rack-Mounting and Cabinet-Mounting Warnings on page 144
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Grounded Equipment Warning on page 148
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Radiation from Open Port Apertures Warning on page 149
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Laser and LED Safety Guidelines and Warnings for the QFX Series on page 149
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Maintenance and Operational Safety Guidelines and Warnings on page 152
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General Electrical Safety Guidelines and Warnings on page 157
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Action to Take After an Electrical Accident on page 158
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Prevention of Electrostatic Discharge Damage on page 158
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AC Power Electrical Safety Guidelines on page 160
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AC Power Disconnection Warning on page 160
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DC Power Electrical Safety Guidelines on page 161
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DC Power Disconnection Warning on page 162
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DC Power Grounding Requirements and Warning on page 163
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DC Power Wiring Sequence Warning on page 164
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DC Power Wiring Terminations Warning on page 165
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Multiple Power Supplies Disconnection Warning on page 167
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TN Power Warning on page 167
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QFX5110 Agency Approvals on page 168
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Statements of Volatility for Juniper Network Devices on page 172
137Copyright © 2019, Juniper Networks, Inc.

Juniper QFX Series Specifications

General

Category	Switch
Series	QFX
Form Factor	1U, 2U, and modular chassis options
Power Supply	Redundant, hot-swappable power supplies
Cooling	hot-swappable fans
Virtual Chassis	Supported on certain models
Typical Use	Data center, cloud
Operating System	Junos OS
Management	CLI
Key Features	High performance, low latency, automation
Latency	Sub-microsecond latency
Port Density	Varies by model (e.g., QFX5100: up to 48x10GbE + 6x40GbE)