1- Circuit Breaker:

Circuit breaker is an electromechanical safety device which is used for switching of electrical circuit with protection as overload and short circuit. It protects the system as mechanical function. When any fault or interruption in an electrical circuit then it will trip and equipment will safe.
Different types circuit breakers are used according equipment capacity, fault severity, low voltage or high voltage etc. READ MORE

2- MCB- Miniature Circuit Breaker

MCB is an electromechanical protection device. It is used for switching of electrical circuit with safety as short circuit and overload. Mechanical function is used for tripping as When any fault is occurred in electrical circuit then mechanical function is activated and circuit is opened. It is available in different types like as equipment capacity, types of fault etc. READ MORE

3- RCCB- Residual Case Circuit Breaker.

RCCB is used for leakage current sensing. It is an electromechanical protective device which is used for prevention of leakage current, earth leakage. It is also provides protection against electrical shock.
It is very important for protection against earth fault because the earth fault may be cause for system heating, short circut , burning or shock. After sensing earth fault or shock then it will tripped and circuit will be open. So many reason is available for using RCCB. READ MORE

4- Types of RCCB.

RCCB is used for leakage current sensing. It is an electromechanical protective device which is used for prevention of leakage current, earth leakage. It is also provides protection against electrical shock.
It is very important for protection against earth fault because the earth fault may be cause for system heating, short circut , burning or shock. After sensing earth fault or shock then it will tripped and circuit will be open. So many reason is available for using RCCB. READ MORE

5- Single phase RCCB.

RCCB is used for leakage current sensing. It is an electromechanical protective device which is used for prevention of leakage current, earth leakage. It is also provides protection against electrical shock.
It is very important for protection against earth fault because the earth fault may be cause for system heating, short circut , burning or shock. After sensing earth fault or shock then it will tripped and circuit will be open. So many reason is available for using RCCB. READ MORE

6- Three phase RCCB

Three phase RCCB is used in domestic and industries. It is safety device which protect to human and very sensitive equipments like as data center, computers etc.
RCCB is main working function is leakage current sensing. It is an electromechanical protective device which is used for prevention of leakage current, earth leakage. It is also provides protection against electrical shock. READ MORE

7- ELCB- Earth Leakage Circuit Breaker

ELCB is an electromechanical safety device which is used for protection against leakage voltage. It is very important device for human safety from electrical shock. It is works on voltage basis.
It is very important for protection against earth fault because the earth fault may be cause for system heating, short circut , burning or shock. After sensing earth fault or shock then it will tripped and circuit will be open. So many reason is available for using ELCB. READ MORE

8- MCCB- Molded Case Circuit Breaker:

MCCB is an electrical protection device that is used for making and breaking power supplies with the protection of overload, earth fault, and short circuits. It is designed for a low voltage distribution system with circuit protection. It is used in 16 amp to 1600-amp load capacity. It can be operated remotely in auto mode with the help of a shunt coil and the closing coil. READ MORE

9- Types of MCCB:

A molded case circuit breaker is used for utilization in the distribution system. It is used mostly low tension (LT) panel and feeder panel. It is available as pole types, load types, protection types, and operation types. All types of details given below are mentioned. READ MORE

10- Safeties of MCCB:

A molded case circuit breaker is used between MCB and ACB ratings as 16 Amp to 1600 Amp. It is available in thermal magnetic protection and microprocessor protection as overload, short circuit, earth fault. READ MORE

11- ACB- Air Circuit Breaker:

An air circuit breaker is an electrotechnical device for low voltage circuits like 415 or LT voltage. It is used for switching the power supply of the circuit and protect to the equipment against over current, short circuit, and earth fault.
It is designed for quenching the sparking during switching the heavy current such like as 800 amp to 10K amp so it is known another name air blast circuit breaker. READ MORE

12- Types of ACB:

Different types of ACB are available for different type applications as pole, capacity, installation type, breaking capacity, etc. Types of ACB Details are given below mentioned. READ MORE

13- Safeties of ACB:

ACB is used between ratings as 400 Amp to 6300 Amp. It is available in thermal magnetic protection and microprocessor protection as overload, short circuit, earth fault. READ MORE

14- MPCB- Motor Protection Circuit Breaker:

MPCB is the electromechanical protection device which is specially designed for motor protection. It is combination of two function like as one is adjustable overload relay and circuit breaker. It is the latest device of motor protection. Generally overload and circuit breaker are used as separately.
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15- VCB- Vacuum Circuit Breaker:

This breaker is used for high voltage in the high tension (HT) panel. It works as a switching device manually or auto. It is also used to control and protect of electrical system from overload and short circuit. Where the vacuum is used for arc removing medium that breaker is called a vacuum circuit breaker.
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16- GCB- Gas Circuit Breaker:

The SF6 circuit breaker is used in the HT panel for switching and controlling the power supply from overload and short circuit. Sulphur hexafluoride gas is used for arc quenching as a medium of insulation. it is called an SF6 circuit breaker.
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17- Maintenance of Circuit Breaker:

PPM is a planned preventive maintenance which is planned in annually basis activity schedule. Any equipment PPM schedule can be done according his nature and characteristic. This activity is done for maintaining health of equipment.
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18- Maintenance Checklist of Circuit Breaker:

Circuit breaker is a costly electrical device which is used for power supply making and breaking as switched On or switched Off. Preventive maintenance is a important activity for keeping good health of motor starter. Many type maintenance activity is carried out as monthly, quarterly, half yearly and yearly.
These all activities is carried out according maintenance checklist which is written step by step maintenance process. READ MORE

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