Grounding - NEC MA4000 User Manual

NOTE
MA4000 Expense Management Cable Management User Guide - Issue 1
Adding pathways used
Highlight the Pathways Used tab.
Step 1
Click the Add button in the Detail area. The Location window appears.
Step 2
Select the first Pathway this backbone is in. Click Accept.
Segment, Pathway ID, Pathway Type, and Source are populated on the
Step 3
table.
Click Save to save the new information. The Segment column identifies
Step 4
the order in which the backbone uses each of the pathways.
Connecting a Backbone to a Grounding Conductor
See "Grounding" on page
If a Grounding Conductor has been set up in the Grounding tab and
connected to the current backbone, the Bonding Conductor ID field will
be populated in the Backbone Info tab.

Grounding

Grounding runs excess electrical current to ground. Grounding is needed
for backbone cables, assets, pathways, and termination hardware. In
Cable Management, a busbar must be set up prior to setting up
grounding conductors. See
Adding Busbars
Busbars have to be set up prior to conductors.
Click the space that contains the grounding busbar.
Step 1
Select the Grounding category in the List View.
Step 2
Click the Busbars radio button and then the Add button in the List View
Step 3
area.
The Location box in the Detail View is populated with the space where
Step 4
the busbar will be set up.
Enter the ID in the Busbar ID field.
Step 5
Select the busbar type from the drop-down list in the Busbar Type field.
Step 6
Click Save.
Step 7
TMGB (Telecommunications Main Ground Busbar) is the main busbar that goes
directly to the earth ground. The Grounding Conductor ID is the main conductor that
connects the TMGB to the ground. The TGB (Telecommunications Ground Busbar)
is a busbar that will connect to a conductor. Select it from the Busbar Type drop-
down list. No other fields appear on the tab when TGB is selected.
Setting Up Infrastructures
4-23.
Adding Busbars.
4-23