The RPR 415 relay is a directionally controlled timing relay used to protect AC generators from motoring. When such a condition occurs and the reverse current exceeded occurs and the reverse current exceeded the customer adjustable preset limit and the current persists for a predetermined delay time, the trip relay operates to diconnect the circuit.
FEATURES
Reverse power monitoring
3-phase-4-wire system
Adjustable reverse power setting
Adjustable tripping time delay
Indicators for auxiliary power, trip delay and trip status