Arcteq AQ-G257 - Generator Protection Relay

The AQ-G257 generator protection device is well-suited for large machines that require complete generator protection and differential protection.

 
The device has an integrated automatic voltage regulator function.

 
You can add up to total 9 option modules (I/O and other type of modules) into the device for extensive monitoring and control applications.

 
You can also connect up to 16 RTD signals for thermal alarming and tripping. AQ-G257 communicates using various protocols, including the IEC 61850.

Highlights:

• Complete synchronous machine protection.
• Integrated differential protection.
• Optional power and energy measurement accuracy of 0.2 %.
• Includes IEC 61850 2nd Edition.