Assessor Resource
DEFDV005B
Dive using closed-circuit breathing apparatus (N2O2) in open water to a maximum depth of 40 metres
Assessment tool
Version 1.0
Issue Date: March 2024
As agreed in the creation of this Training Package, applications for units transferred from the PUA00 Public Safety Training Package will be developed as part of continuous improvement plans, and taking into account the change in Unit of Competency format as detailed in templates for Streamlined Training Packages.
This unit covers the competency required to dive using closedcircuit breathing apparatus (CCBA) (N2O2) in an open water environment to a maximum depth of 40 metres.
This unit specifically covers those aspects of performance unique to CCBA (N2O2), such as operating the N2O2 compressor/handbooster pump, inspecting and operating CCBA (N2O2) equipment, and conducting CCBA (N2O2) specific contingency drills.
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