6 Premix Pressure Vessel and Piping
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1384 – Guidelines for the Testing and Approval of Fixed High-Expansion Foam Systems – (10 December 2010) - Annex – Guidelines for the Testing and Approval of Fized High-Expansion Foam Systems - Appendix 4 – Optional Small Scale Test Method for High–Expansion Foam Concentrates to be Used With Inside Air - 6 Premix Pressure Vessel and Piping

6 Premix Pressure Vessel and Piping

  6.1 A pressure vessel should be used for propelling the premix. The pressure vessel should be connected to an air compressor, via a pressure regulation valve. The outlet should be connected to the high-expansion foam generator, via a shut-off valve.

  6.2 The piping to the generator should be connected to a valve arrangement making it possible to switch from water to premix.

Parent topic: Appendix 4 – Optional Small Scale Test Method for High–Expansion Foam Concentrates to be Used With Inside Air
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