Circuit Breaker

Circuit Breaker Points : Circuit Breaker, Definition Circuit breaker is a device which is designed to open and close a circuit by non automatic and automatic means, without injury to itself when properly applied within its rating.

Fuse

Fuse Points : Fuse, Definition The most common over current device is a fuse. A fuse is merely a short length of wire. Fuse is always placed on the phase wire.

Watt Hour Meter

Watt Hour Meter Points : Watt Hour Meter, Definition Electric energy- consumption is measured by watt hour meter. The kwh is the amount of energy consumed in 1 hour when the power delivery is 1 kw.

Volt Meter

Volt Meter Points : Volt Meter, Definition This instrument measures the voltage across a load or supply voltage volt meter must be connected across the device or load, whose voltage it is measuring.

Watt Meter

Watt Meter Points : Watt Meter, Definition Electric power is measured with await-meter. It has a four terminals device, two terminals for potential coil and two of the terminals for current coil.

Ammeter

Ammeter Points : Ammeter, Definition The instrument that is used to measure electric current is called am-meter. An am-meter must be connected in series of the load, whose current it is measuring.

Switch Board

Switch Board Points : Switch Board, Definition It is an assembly including the switch gear (i.e switch, fuse, circuit breaker) for the control of electrical circuits, electric connections and the supporting frame (Plastic board or wooden board).

Panel Board

Panel Board Points : Panel Board In general, switching equipment and protection equipment housed in metal cabinets are considered panel board and are used almost exclusively’ for interior wiring.