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What is the 1 phase 3 phase rating on the circuit breaker label?

FA175820

15/03/2018

Issue:
What is the 1 phase 3 phase rating on the circuit breaker label?

Product Line:
Powerpact, Masterpact

Environment:
Defining ratings on faceplate label

Cause:
1ph-3ph symbol is undefined

Resolution:
The single phase - three phase rating is specifically for the Grounded B Phase (Corner-Grounded Delta) system only, otherwise use the standard ratings on the label.
See the below example for a 240Vac Corner Grounded System, and ratings for 2p and 3p QD breakers