Common use of Phase Angle Shift Ride-Through Clause in Contracts

Phase Angle Shift Ride-Through. The Facility equipment shall ride through phase angle shift of up to ([ ]) [Note – requirements will depend on Facility]. Inverter phase lock loop (PLL) loss of synchronism shall not cause the inverter to trip or enter momentary cessation within the voltage and frequency ride-through region. Inverters must be capable of riding through temporary loss of synchronism, and regain synchronism, without causing a trip or momentary cessation of the resource.