AQ F350 is a feeder protection IED for the most demanding feeder protection applications. It integrates a full range of feeder protection functions along with variety of additional functions for control, measurement, monitoring and communications.

AQ G357 is a generator protection IED for any size of synchronized machines. It integrates a full range of generator protection functions along with variety of additional functions for control, measurement, monitoring and communications.

AQ L350 is a line protection IED with line differential protection for transmission and sub-transmission line protection applications. It integrates a full range of line protection functions along with variety of additional functions for control, measurement, monitoring and communications.

AQ L357 is a line protection IED with full scheme distance protection for transmission and sub-transmission line protection applications. It integrates a full range of line protection functions along with variety of additional functions for control, measurement, monitoring and communications. The AQ L357 comes in half of 19 inch arrangement and the

AQ L359 is a line protection IED with line differential and full scheme distance protection for transmission and sub-transmission line protection applications. It integrates a full range of line protection functions along with variety of additional functions for control, measurement, monitoring and communications.

AQ F213 offers a modular feeder protection and control solution for applications requiring both current and voltage based protections along with complete measurements of up to class 0.2S accuracy for power and energy. Up to three optional I/O or communication cards are available for more comphrehensive monitoring and control applications. The AQ F2

AQ F215 offers a modular feeder protection and control solution for applications requiring both current and voltage based protections along with complete measurements of up to class 0.2S accuracy for power and energy. Up to three optional I/O or communication cards are available for more comphrehensive monitoring and control applications. The AQ F2

The SIL B is a Relay for Primary Distribution which is able to protect a feeder by means of current and voltage functions. It is normally used with a circuit breaker as cutting element. Monitors differences in voltage magnitudes, phase angles, and frequencies to perform synchronism checks across the circuit breaker. This function can be coordinated

The SIL-G is a relay for the protection of generators which is able to protect a generator by means of current, voltage and frequency functions. It is normally used with a circuit breaker as cutting element.

AQ G215 is a generator protection IED optimized for small and medium size of synchronized machines. It integrates a full range of generator protection functions along with variety of additional functions for control, measurement, monitoring and communications.