ABB Thermal Overload Relay 2.30-3.10A TF42-3.10

The ABB T42 thermal overload relay is a reliable and fast protection system for motors in case of overload or phase failure. It is suitable for AF09, AF12, AF16, AF26, AF30, and AF38 switches.

Advantages:

• Reliable and fast protection.
• Suitable for various switches.
• Trip class 10 with NC contact and indication.
• NO signal contact.
• Temperature compensation.
• Automatic or manual reset with selectable option.
• Trip-free mechanism.
• STOP function.

Specifications:

• Rated operating current: 3.1A.
• Adjustment range: 2.30 ... 3.10A.
• Number of poles: 3.
• Number of protected poles: 3.
• Number of auxiliary NC contacts: 1.
• Number of auxiliary NO contacts: 1.
• Rated operating voltage: Auxiliary circuit 600 V AC/DC.
• Main circuit: 690 V AC, 600 V DC.
• Rated impulse withstand voltage (U imp): Auxiliary circuit 6 kV, Main circuit 6 kV.