Eaton PDI JCOMM Enclosure Installation and Operation Manual P-164001107—Rev 01
15
Table 5. Parts for Feed Connections
Quantity
Description
4
Main/subdistribution feed CT: split-core CT, 5A - 250A (ABCN)
1
Main/subdistribution feed CT: ground circuit, split-core CT, 5A (G)
1
Main/subdistribution circuit CT cable harness: connectorized cable for (4) XMR14321 split-core CTs (ABCN) and
(1) XMR14321-005 split-core CT (G), in lengths of 5, 10, 15, or 20 ft.
Large-circuit split-core CTs (
1.
Click a split-core 250A CT (XMR14213) over each main/subdistribution ABCN cable you are monitoring on
the line side of the associated breaker, except for the ground phase.
2.
Click the 5A ground CT (XMR14213-005) over the ground line, if ground is being monitored.
Figure 6. 250A CT and Cable Harness for Main and Subdistribution Feeds
3.
Run a cable harness through a left side JCOMM knockout leaving the five-connector end near the main or
subdistribution feed CTs.
4.
Connect the cable harness to the 10-pin connector for the corresponding main feed or subdistribution feed
connector (1 or 2) for this BCMS at the bottom of the JCOMM Connections Panel (
). (There are
two main feed or subdistribution feed connections for each BCMS.)
5.
Each cable harness has five labeled connectors (ABCNG). Connect split-core CTs ABCNG to the
connectors with matching labels on the cable harness for those phases being monitored.
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