Update,
Having finally reached a 'Real Human' as well as a sparky @ Siemens, I have learned that they DO NOT MAKE a 2-pole AFCI to address multiwire circuits.
He claimed that they had numerous calls on multiwire compliance, and that they were 'working on it'....
[Linked Image]

counting to 11.......

[This message has been edited by sparky (edited 02-14-2002).]