Practice question

What is the total minimum dry-powder fire extinguisher capacity required for an EX/III articulated transport unit over 7.5 tonnes carrying Class 1 explosives?

  1. 2 kg total capacity
  2. 50 kg total capacity
  3. 12 kg total capacity, with at least one extinguisher having a minimum capacity of 6 kg
  4. No minimum capacity specified

Answer: C — 12 kg total capacity, with at least one extinguisher having a minimum capacity of 6 kg

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