CMB-073-11C3N-BA

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Circuit breakers are devices designed to detect and protect circuits from overcurrents and short circuits. They are generally made up of two parts: a contactor, which opens and closes the circuit, and a mechanism, which senses when a current or voltage level is too high and opens the contactor. When this happens, the circuit is essentially shut off, thereby preventing any subsequent damage.

The CMB-073-11C3N-BA is a widely used circuit breaker, with a wide range of applications. This breaker is used in lighting, heating and cooling systems, motors, pumps, and other various industrial applications. It is also used in some residential applications, such as fire alarm systems and fuses.

The CMB-073-11C3N-BA is essentially a three-phase (3P) circuit breaker, designed to detect excessive current and short-circuits. It consists of a main contactor, which opens the circuit when a certain molten-level is exceeded. In addition, the breaker features auxiliary contacts, which provide monitoring and protection of the circuit. The monitoring functions are provided by the Surge Suppressors, Trip Rating and Ground Fault Sensitivity, while the protection is handled by the Overload Relay, Arc Choke Coil, and Phase Balance Sensitivity.

The operating principle of the CMB-073-11C3N-BA is relatively straightforward. The breaker is connected to the three phases of a circuit, and is programmed to detect the current level in each phase. If the current level is too high, the breaker will trip and open the circuit to prevent any further damage. This can be done manually, or the breaker can be set to trip automatically. The breaker can also be set to operate in a single-phase or two-phase mode, to provide additional protection against excessive current and short-circuits.

The CMB-073-11C3N-BA is designed to be used in a variety of applications, ranging from residential to industrial, and it boasts a wide range of features and protections. Its contactor is designed to detect currents as low as 10 amps and as high as 250 amps, and its thermal overload relay offers protection against line surges. Its short-circuit protection is provided by its highly reliable Arc Choke Coil, and it also features a built-in Ground Fault Sensitivity circuit. Additionally, the breaker comes with Surge Suppressors, which provide protection against line spikes and surges.

In conclusion, the CMB-073-11C3N-BA circuit breaker is a reliable, effective device that provides a wide range of protection against overcurrents and short-circuits. It is widely used in residential and industrial applications, and its features and protections make it an ideal choice for any application. The breaker is relatively easy to install and configure, and its operating principle is straightforward and simple.

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