Self-locking device F2C-ARH-T ABB A427332

Auto-reclosing device F2C-ARH-T ABB A427332

The F2C-ARH-T ABB A427332 self-closing device is an advanced product that promotes safety and simplicity of operation. It allows the automatic reclosing of pure differential switches, only after having verified the absence of faults on the line protected by the differential.

Device Compatibility

The device can be combined with F202 bipolar pure differential switches up to 63 A with sensitivity equal to 30 mA - a versatile and reliable solution for different system needs.

Automatic Testing Features

One of its main features is its associated automatic differential test every six months. This feature ensures periodic control, thus maintaining the efficiency of the system in the long term.

Technical Features:

• Automatic reclosing of pure differential switches after checking for the absence of faults
• Compatibility with F202 bipolar pure differentials up to 63 A, with sensitivity equal to 30 mA
• Automatic differential test associated every six months to maintain optimum efficiency