Dc Power Cable Lug Specifications For The Srx5800 Services Gateway; Dc Power Circuit Breaker Requirements For The Srx5800 Services Gateway; Figure 71: Dc Power Cable Lug - Juniper SRX5800 Hardware Manual

DC Power Cable Lug Specifications for the SRX5800 Services Gateway

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DC Power Circuit Breaker Requirements for the SRX5800 Services Gateway

Copyright © 2015, Juniper Networks, Inc.
DC Power Cable Lug Specifications for the SRX5800 Services Gateway on page 137
The accessory box shipped with the services gateway includes the cable lugs that attach
to the terminal studs of each power supply (see

Figure 71: DC Power Cable Lug

End view
0.28
diameter
0.55
each hole
0.08 0.25 0.625
CAUTION: Before services gateway installation begins, a licensed electrician
must attach a cable lug to the grounding and power cables that you supply.
A cable with an incorrectly attached lug can damage the services gateway.
WARNING: The services gateway is a pluggable type A equipment installed
in restricted access location. It has a separate protective earthing terminal
[Metric -M6 and English - ¼-20 screw) ground lugs] provided on the chassis.
This separate protective earth terminal must be permanently connected to
earth.
SRX5800 Services Gateway DC Power Supply Specifications on page 135
Calculating Power Requirements for the SRX5800 Services Gateway on page 107
DC Power Circuit Breaker Requirements for the SRX5800 Services Gateway on page 137
DC Power Source Cabling for the SRX5800 Services Gateway on page 138
DC Power Cable Specifications for the SRX5800 Services Gateway on page 136
If you plan to operate a maximally configured DC-powered services gateway with
standard-capacity power supplies, we recommend that you provision at least 116 A (58
A per feed) @ –48 VDC (nominal) for the system. Use a customer site circuit breaker
rated according to respective National Electrical Code and customer site internal
standards to maintain proper level of protection for the current specified above.
If you plan to operate a maximally configured DC-powered services gateway with
high-capacity power supplies, we recommend that you provision at least 208 A (104 A
Chapter 12: DC Power Requirements and Specifications
Figure 71 on page
2.25
Crimp area
0.37 All measurements in inches
137).
6 AWG conductor
137