JAE-3-33709-3 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 part of an electrical system, providing safety and protection against short circuits, surges and other electrical faults. The JAE-3-33709-3 is an example of a circuit breaker that is designed for medium voltage applications and uses a combination of mechanical and electrical components to provide reliable circuit protection. This article will discuss the applications and working principles of the JAE-3-33709-3 circuit breaker.

Applications

The JAE-3-33709-3 circuit breaker is designed for use in medium voltage applications, typically rated at 15kV-38kV. It is suitable for use in both indoor and outdoor spaces, such as industrial and commercial facilities, utility substations, and residential buildings. The circuit breaker type can also be used for motor control applications, where it can provide overload and short circuit protection for rotating equipment. It is equipped with a manual release mechanism in case of emergency opening is required.

Working Principles

The JAE-3-33709-3 circuit breaker uses a combination of mechanical and electrical components to provide reliable circuit protection. The mechanical components include an operating mechanism, which is used to open and close the breaker as needed. The electrical components are the main contact, which directly carries the electrical current, and the auxiliary contact, which monitors the current passing through the breaker and signals any abnormalities. Both components are typically composed of copper or silver in order to minimize resistance.

The operating mechanism contains two springs which are used to store energy which is needed to open the breaker. This stored energy is released when the contact closes as the mechanical action of the springs is used to force it open. The operating mechanism also contains a trip mechanism which is designed to open the breaker in the event of a fault or overload condition. This mechanism senses the current passing through the breaker, and if it reaches a certain threshold, it will trigger the springs to open the contacts.

The JAE-3-33709-3 circuit breaker is designed with several safety features. One of these features is its panel-to-breaking feature, which ensures that the contacts will not close when the operating mechanism is closed, even if the breaker is turned off. This prevents current from flowing through the contacts while the breaker is closed, eliminating the possibility of a short circuit. The breaker also features a time delay feature, which allows it to take time to react when a fault occurs and before opening the contacts.

Conclusion

The JAE-3-33709-3 circuit breaker is designed for medium voltage applications, featuring a combination of mechanical and electrical components for reliable protection against short circuits and overloads. It can be used in both indoor and outdoor spaces, and can be used to control motors. It is equipped with several safety features, including panel-to-breaking and time delay, in order to ensure the safe operation of the breaker and any connected equipment.

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