Electrical Blog

A TNB meter panel must be prepared in a suitable location before the meter can be installed and the electricity supply connected. Its position, height and accessibility should be planned according to the condition of the house or premises.

When half the house has no power while other lights and sockets are still working, the problem may involve a tripped circuit, a faulty protective device, a loose connection or an interruption affecting part of the electrical supply.

Before attempting to switch anything back on, check whether there is a burning smell, unusual heat, buzzing sound or visible damage around the DB box. Avoid touching the equipment if any warning signs are present.

Does your water heater keep tripping when it is switched on or after operating for a few minutes?

The problem may involve the water heater unit, wiring, electrical connections, isolator or a protection device inside the DB box. The timing of the incident and the device that trips can help identify which parts need to be inspected.

Is your ceiling fan spinning slowly even when it is set to the highest speed?

The problem may involve an internal fan component, the speed controller or the electrical supply to the fan point. Basic checks can help determine whether the fan needs to be replaced or whether the related wiring and electrical connections require attention.