M320 Chassis Grounding Cable And Lug Specifications; Figure 28: Dc Power And Grounding Cable Lug - Juniper M320 Hardware Manual

M320 Multiservice Edge Router Hardware Guide
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M320 Chassis Grounding Cable and Lug Specifications

94
Table 57: Router Environmental Specifications (continued)
Description
Temperature
Seismic
Maximum thermal output
NOTE: Install the router only in restricted areas, such as dedicated equipment
rooms and equipment closets, in accordance with Articles 110-16, 110-17, and
110-18 of the National Electrical Code, ANSI/NFPA 70.
M320 Site Preparation Checklist Requirements on page 85
Routine Maintenance Procedures for the M320 Router on page 265
General Electrical Safety Warnings for Juniper Networks Devices on page 341
The grounding cable must meet the following requirements:
Ability to handle up to 82 A
2
6-AWG (13.3 mm ), minimum 75°C wire, or as permitted by the local code
The cable lug shown in Figure 28 on page 94

Figure 28: DC Power and Grounding Cable Lug

End view
0.28
diameter
0.55
each hole
0.08 0.25 0.625
NOTE: Additional grounding is provided to an AC-powered router when you
plug its power supplies into grounded AC power receptacles.
Value
Normal operation ensured in temperature range of 32°F (0°C) to
104°F (40°C)
Nonoperating storage temperature in shipping crate: –40°F (–40°C)
to 158°F (70°C)
Designed to meet Telcordia Technologies Zone 4 earthquake
requirements
DC power: 28,498 BTU/hour (8350 W)
is also used for the DC power cables.
2.25
Crimp area
0.37 All measurements in inches
6 AWG conductor
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