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Module 23 • Professional Marine Training
Module 23 Earth Faults Flashcards
TST revision flashcards covering earth-fault management, insulated-neutral systems, earth lamps, insulation monitoring devices, HV earthed-neutral systems, NERs, Megger testing, DC earth faults and safe fault-finding procedure.
Cards
25
Progress
1/25
Mode
Flip
Focus
Orals
Start your Module 23 earth faults recap
Use this set to practise short, confident oral answers for earth-fault management. Read the question, say the engineering principle or safe action out loud, then flip the card and compare your structure.
Define an earth fault and describe the warning signs.
Differentiate first-fault warning from second-fault hazard.
Explain earth lamps, IMDs and safe fault tracing logic.
Compare insulated-neutral LV practice with HV earthed-neutral practice.
Describe NER purpose, protection operation and double-fault clearance.
Describe Megger safety, prove-test-prove and minimum insulation standards.