The Eaton FI circuit breaker, model PFIM-40/4/003-G/F, is a highly advanced fire protection switch designed for use in residential and commercial buildings. With a rated voltage of 230 V and a rated current of 40 A, this circuit breaker provides a reliable solution for fault and additional protection. It is capable of detecting mixed frequencies, making it particularly suitable for applications with single-phase frequency converters. Its compact design allows for easy installation on a DIN rail, while its high interference immunity and delayed tripping ensure improved resistance to false tripping. The switch is equipped with a tripping indicator for quick fault identification. Additionally, it features automatic reset, enhancing user convenience.

• Type AC, A, and F for versatile applications
• True contact position indicator for increased safety
• Higher load capacity with smooth DC fault currents up to 10 mA
• Automatic reset to improve operational efficiency
• Delayed tripping and increased short-circuit current resistance >3 kA.