CB185P-30 Circuit Protection

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Circuit breakers are an important component in electrical systems. They are used to provide circuit protection, thereby preventing damage due to short circuits and excessive current in the circuit. They also provide important safety features to ensure that circuits are not overloaded beyond their capacity. One example of a circuit breaker is the CB185P-30. This breaker is designed for use in medium voltage switchgear applications up to 3.4 kV, and has a continuous current rating of 18.5 A.

The CB185P-30 is a thermal-magnetic circuit breaker. This type of breaker employs both thermal and magnetic elements to detect over-current conditions, and is ideal for use in applications where low peak currents, inrush currents, and uncontrolled switching of large motors or other inductive loads are common. The two elements in a thermal-magnetic circuit breaker are a thermal element and an electromagnetic element. Both are designed to detect excessive current in the circuit.

The thermal element is designed to detect small, prolonged overload conditions. As the current in the circuit increases, the element heats up. When it reaches a certain temperature, the element trips and the circuit is broken. This element provides protection against prolonged overloads, and works well for steady-state loads.

The magnetic element is designed to detect large, transient or rush-current conditions. This element employs an enclosed electromagnet that creates a magnetic field in response to increased current. When this magnetic field reaches a certain level, the breaker trips and breaks the circuit. The magnetic element is ideal for detecting large peak current conditions, such as those that occur when a motor is switched on.

When either of these elements detects an excessive current condition in the circuit, the CB185P-30 trips and breaks the circuit. The breaker will remain tripped until the fault is cleared, and then can be reset manually. This process provides a high level of protection for the circuit, while allowing for quick and easy resetting once the fault is cleared.

In summary, the CB185P-30 is a thermal-magnetic circuit breaker designed for use in medium voltage switchgear applications up to 3.4 kV. It has a continuous current rating of 18.5 A, and employs both thermal and magnetic elements to detect over-current conditions. When either element detects an excessive current condition in the circuit, the breaker trips and breaks the circuit. This provides a high level of protection for the circuit, while allowing for quick and easy resetting once the fault is cleared.

The specific data is subject to PDF, and the above content is for reference