What is the difference between a PK18GTA and PK18GTAL?

Issue:
What does the "L" mean on part number PK18GTAL?

Environment:
QO load center ground bar

Cause:
Clarifying feature differences

Resolution:
The PK18GTA has the same features as the PK18GTAL except that the PK18GTAL has an extra lug.  It is a standard PK18GTA with a 1-4/0 Al/Cu additional lug.

Released for:Schneider Electric USA