UPG1-31777-3 Circuit Protection

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Circuit breakers are devices designed to allow electrical circuits to be operated safely and automatically. The UPG1-31777-3 is an industrial grade circuit breaker with a variety of applications and features. This article will discuss the UPG1-31777-3 application field and its working principle.

The UPG1-31777-3 is a thermal-magnetic circuit breaker with manual and automatic operation. It is suitable for general purpose circuit protection, short circuit current limiting, overload current limiting, ground fault protection and leakage protection. In addition, it is UL1077 and cUL certified, making it suitable for a wide range of industrial applications.

The UPG1-31777-3 has a wide range of current ratings from 7.5A to 63A, and voltage ratings up to 250V. It is available in several different mounting styles, including surface, panel, pole, and retrofit. The UPG1-31777-3 is also available in a range of trip class ratings, making it suitable for use in industrial applications where close control of overload and short circuit protection is required.

The UPG1-31777-3 incorporates automatic reset after a fault, and it is designed with special features such as reset indicators and remote reset capability. It is also equipped with status indicators that can help to quickly identify a fault condition.

The working principle of the UPG1-31777-3 is based on a combination of thermal and magnetic principles. The thermal portion detects an increasing temperature due to an overload on the circuit, while the magnetic portion detects a sudden surge in current due to a short circuit. Once these parameters are detected, the breaker trips, breaking the circuit and protecting the equipment.

The UPG1-31777-3 is designed to provide reliable protection against overloads and short circuits in harsh industrial environments. It is UL 1077 safety certified, making it suitable for a wide range of industrial applications. The wide range of current ratings and trip class ratings make it suitable for applications in close control of overload and short circuit protection. In addition, it has features such as reset indicators and remote reset capability that make it a valuable addition to industrial circuit breaker installations.

In conclusion, the UPG1-31777-3 is an industrial grade circuit breaker with a variety of applications and features. It is suitable for general purpose circuit protection, short circuit current limiting, overload current limiting, ground fault protection and leakage protection. The combination of thermal and magnetic principles provide reliable protection against unexpected overloads and short circuits. The UPG1-31777-3 is UL 1077 safety certified and has a wide range of current ratings and trip class ratings, making it suitable for demanding industrial applications.

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