over-load current protection
short-circuit protection
open-circuit protection
none of the above
magnetic
electrostatic
heating
chemical
voltage
current
kVA
VAr
The fuse rating can be calculated by dividing the power used by the appliance by the voltage going into the appliance. I (Amps) = P (Watts) รท V (Voltage) Normally the fuse rating is expressed in terms of current.
motor circuits
lighting circuits
fluorescent lamp circuits
heating circuits
series of neutral conductor
parallel of neutral conductor
series of live conductor
parallel of live conductor