The Arcteq AQ-F215 is a modular feeder protection and control relay for applications requiring both current and voltage protection. It combines protection, measurement, monitoring and control functions in one device. Its configurable hardware and functions support integration into substation automation and industrial power systems.

Download: Arcteq AQ-F215 Instruction Manual ↗️

Main features:

• Current and voltage protection
• Directional and non-directional overcurrent and earth-fault protection
• Configurable I0d> (ANSI 87N) function for cable-end differential or low-/high-impedance restricted earth-fault protection
• Harmonic overcurrent protection and current THD monitoring
• Scheme-controlled autoreclosing with up to five shots
• Fault locator (21FL), circuit-breaker monitoring, event recording and disturbance recording
• Optional 0.2% power and energy metering accuracy
• Support for IEC 61850, Modbus RTU/TCP, DNP3, SPA and IEC 60870-5-101/103/104
• Up to three option-card slots for additional I/O or communication cards
• Optional arc protection and RTD input modules