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14 cards from this deck
Prevent overloads, protect against shocks/fire
Sudden increases in current
Appliance faults or circuit changes
Wires overheat/melt, causing fires or shocks
Current surge exceeds fuse rating
Live wire
Breaks circuit, cuts off live supply, isolates appliance
Maximum current fuse can handle before melting
Slightly higher than appliance's normal operating current
Fault current flows to ground, not through person
Those with metal cases
Plastic casing with no exposed metal parts
Live & neutral only (no earth wire)
Can be reset, react faster
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