PSSR Exit Exam • Set 5 Question 17 of 30

Under the Code of Safe Working Practices for Merchant Seafarers (COSWP), how should portable electrical tools be protected against shock?

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Direct Answer

Option A: Operated with double insulation or connected to a Residual Current Device (RCD / GFCI)

Portable power tools must be double-insulated or supplied through a sensitive RCD (30mA trip) and inspected for cord insulation defects before use.

All Options

Operated with double insulation or connected to a Residual Current Device (RCD / GFCI) (Correct Answer)

Connected directly to high-voltage main switchboard

Grounded using uninsulated copper wire held by hand

Wired without fuses to avoid tripping

Detailed Explanation & Context

Portable power tools must be double-insulated or supplied through a sensitive RCD (30mA trip) and inspected for cord insulation defects before use.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Safety & Social Responsibilities (PSSR).

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