Can a branch breaker larger than 100A be installed in the obsolete NH1B panelboard?

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Issue:
What is the maximum branch circuit breaker that can be installed in the obsolete NH1B panelboard?

Product Line:
Obsolete NH1B circuit breaker panelboards.

Enviroment:
Obsolete NH1B panelboards sold and supported in the USA.

Cause:
Selection of branch circuit breakers for the obsolete NH1B panelboard.

Resolution:
The NH1B panelboard is limited to 100 amp maximum, F frame branches.