31.2.1 The duration of operation at elevated temperature is to be defined for all normal,
abnormal and emergency operating conditions. The criteria are to be representative
of expected operating conditions.
31.2.2 The submarine, systems, equipment and components that are exposed to the effects of
elevated temperatures in normal, abnormal and emergency operating conditions are to
be identified. Levels of smoke and toxic products released from materials exposed to
elevated temperature shall be determined in accordance with a recognised standard.
31.2.3 The duration and intensity of fire for material characterisation is to be defined.
The criteria are to be representative of expected fire scenarios
31.2.4 The submarine, systems, equipment and components that can be exposed to
fire are to be identified in accordance with Vol 1, Pt 4, Ch 2, 31 Material characterisation: smoke and toxicity. The levels of smoke and toxic product generation from
materials sensitive to fire shall be determined in accordance with a recognised
standard.
31.2.5 Fire safety requirements are to be complied with.