The Phoenix Contact PT protective connector is designed to provide protection for a 4-wire floating Ex-i (intrinsic safety) signal circuit. It features a protective circuit to prevent damage to sensitive equipment or components in hazardous environments. The nominal voltage for this protective connector is 24 V DC, ensuring compatibility with the electrical systems typically found in industrial settings where explosive atmospheres may be present. This connector is essential for ensuring safe and reliable operation of instrumentation and control systems in such environments.

Overvoltage category III
Pollution degree 2