Juniper Networks EX4200 Switch User Manual


 
1. Connect one end of the grounding cable to a proper earth ground, such as the rack
in which the switch is mounted.
2. Placethe groundinglugattachedtothe groundingcableovertheprotectiveearthing
terminal. See Figure 52 on page 141.
3. Secure the grounding lug to the protective earthing terminal with screws.
4. Dressthe groundingcable and ensurethatit does nottouch orblockaccesstoother
switch components and that it does not drape where people could trip over it.
Connecting Earth Ground to an EX8216 Switch
There are two protective earthing terminals on an EX8216 switch: one on the left side of
thechassisandtheotherontherearofthechassis.Onlyoneofthetwoprotectiveearthing
terminals needs to be permanently connected to earth ground.
An AC-powered EX Series switch chassis gets additional grounding when you plug the
power supply in the switch into a grounded AC power outlet by using an AC power cord
appropriate for your geographical location. See AC Power Cord Specifications for an
EX8200 Switch.
Ensure that you have the following parts and tools available:
Grounding cable for your EX8216 switch—The grounding cable must be 2 AWG
(33.6 mm²), minimum 60°C wire, or as permitted by the local code.
Grounding lug for your grounding cable. See Grounding Cable and Lug Specifications
for EX8200 Switches.
Washersand¼-20x.5/8-in.screwstosecurethegroundinglugtotheprotectiveearthing
terminal
Phillips (+) screwdriver, number 2
To connect earth ground to an EX8216 switch:
1. Connect one end of the grounding cable to a proper earth ground, such as the rack
in which the switch is mounted.
2. Placethe groundinglugattachedtothe groundingcableovertheprotectiveearthing
terminal. See Figure 52 on page 141.
3. Secure the grounding lug to the protective earthing terminal with screws.
4. Dressthe groundingcable and ensurethatit does nottouch orblockaccesstoother
switch components and that it does not drape where people could trip over it.
Related Topics Connecting AC Power to an EX2200 Switch
Connecting AC Power to an EX3200 or EX4200 Switch on page 147
Connecting DC Power to an EX3200 or EX4200 Switch on page 149
Connecting AC Power to an EX4500 Switch
Connecting AC Power to an EX8200 Switch
Copyright ©2010,Juniper Networks,Inc.146
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