Older ones have fuse holders and when a fuse is blown it must be replaced or rewired.
Trip switch fuse box.
The advantage of having a modern fuse box is that you will not have to replace the fuse wire every time it blows.
Hence the breaker or fuse is intended to trip or blow before the circuit wires can heat to a dangerous level.
When a circuit breaker regularly trips or a fuse repeatedly blows it is a sign that you are making excessive demands on the circuit and need to move some appliances and devices to other circuits.
If your fuse box trips it s a matter of flicking a fuse switch to reset it which is far more convenient.
A typical case is if you have the air conditioning on at the same time as the electric oven and then you put the washing machine on and bang.
Modern electric circuits are fitted with a circuit breaker fuse system.
Occasionally a faulty safety switch may also cause tripping.
If each circuit breaker or fuse isn t already labeled take the time to identify each switch or fuse and the particular area it controls.
If a fault develops a switch is tripped and the circuit is broken.
The simple answer is to unplug some of them and move the tripped fuse switch in your fuse box back to the on position.
All homeowners should know the location of their electrical panel or fuse box and the opening should be easily accessible and not blocked by shelving boxes or furniture.
That is why you have to switch something off before resetting the meter.
Your fuse box or consumer unit will either have fuses or trip switches.
This will contain trip switches or circuit breakers.
Most of the time however broken or worn out safety switches will stop going off which is what they are supposed to do in the first place.
Locating your fuse box.
Check if they are working and if they get stuck or don t trip replace them.
Whether you use single phase safety switches or three phase.