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Installing a Brocade MLXe Series-32 router
3.
Crimp the correct AWG power supply wire into the power lugs. For 2400W power supplies: #4 AWG power supply wire. For
3000W power supplies: #2 AWG power supply wire. Refer to the following figure.
CAUTION
For a Brocade MLXe Series-32 AC system, use a ground wire of at least 2 American Wire Gauge (AWG). The
ground wire should have an agency-approved crimped connector (provided with the chassis) attached to one end,
with the other end attached to building ground. The connector must be crimped with the proper tool, allowing it to
be connected to both ground screws on the enclosure.
CAUTION
For a Brocade MLXe Series-32 DC system, use a grounding wire of at least 2 American Wire Gauge (AWG). The 2
AWG wire should be attached to an agency-approved crimp connector crimped with the proper tool. The crimp
connector should allow for securement to both ground screws on the enclosure. Grounding position is located on
the side of the chassis adjacent ground symbol.
NOTE
To ensure adequate bonding when attaching the ground lug, a minimum of 20 PSI of torque is required to be applied
to the mounting hardware used to attach the ground lug.
FIGURE 90 Crimping the power supply wire in the lug
1.
AWG power supply wire: for 2400W power supply, use #4
AWG; for 3000W power supply, use #2 AWG
4.
Reconnect the power lugs to the power supply unit.
5.
Connect the -48V wire to the negative terminal and the 0V wire to the positive terminal.
NOTE
DC return must be isolated from the router ground (DC-I) when making connections to the connections to the power
supply.
6.
Replace the safety cover. Refer to
This equipment installation must meet NEC/CEC code requirements. Consult local authorities for regulations.
Removing Brocade MLXe Series-32 router DC power supplies
Follow these steps to remove a 2400W DC power supply in a Brocade MLXe Series-32 router:
1.
Ensure the main DC power breaker is OFF.
2.
Use a #1 Phillips screwdriver to remove screw that secures the safety cover, as shown in
Remove the safety cover.
3.
Use a #2 Phillips screwdriver to remove the screws securing the power lugs. Refer to
170
Figure
88.
2.
Power lug
Connecting DC power
Connecting DC power
Brocade NetIron MLXe Series Hardware Installation Guide
on page 168.
on page 168.
53-1004203-04
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