00:00100 milliampere is the same as B 0.1 amp what is the official nominal supply
00:11voltage in UK domestic premises C 230 volts AC the most appropriate plug-top
00:20fuse for a fan heater rated at 2.5 kilowatts would be 13 amp 2.5 kilowatts
00:29is equivalent to B 2,500 watts a 230 volts kettle rated at 2.3 kilowatts
00:41draws how much current C 10 amp how many 2.3 kilowatt heaters can be safely
00:50connected to a 230 volt extension lead rated at 13 amp a one
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