Nphase protection w-op4 pdf

Phase protection relay wip wop2, wop3,w op4, wpr3,wpr604. We would like to show you a description here but the site wont allow us. This user manual describes the installation and operation of the lpro line. The w op4 phase protection relay is a digital electronic instrument designed for ac voltage monitoring and protection in 3 phase 4 wire and 3 phase 3 wire system. Time set motor size line size l1 l l n olr off on m ms l1 l l n 11 1 1 1 11 1 1 1 l1 l l n m olr off on ms ms l 1n 1 1 11 over voltage led under voltage led unbalance voltage led. Structure of the high voltage phase of layered p2na23. Used in application such as main failure, phase sequence, phase unbalanc under e, and over voltage. Pdf optimizing differential protection settings for power. Op4 2w series 4 2 wire oil filled submersible motor. When the measured voltage moves outside the setpoint limit, the relay will deenergize after the time delay, it operates. The wpr3 is a designed ot monitor the correct phase sequence of 3 phase system. Single phase motor available with permanent split capacitor. Used in application such as under and over voltage.

Used in application such as main failure, phase unbalance, under and over voltage. The wop4 phase protection relay is a digital electronic instrument designed for ac voltage monitoring and protection in 3 phase 4 wire and 3 phase 3 wire system. Surge voltage protector class iii, singlephase with gas discharge tube and varistor for equipment protection, slimline model with remote signalling contact. The pdf profile of the pristine, airprotected p2na0. Protection varistor display x digits 7segment red led letter 0. The primary protection is line protection with 5 zones of phase and ground dis. The primary protection is line protection with 4 zones of phase and ground dis. When the measured voltage moves outside the setpoint limit. Learn about the future of solar and our journey from a microinverter system to an energy management system. With correct phase sequence applied the output relay will energizes and remains deenergized if an incorrect. When the measured voltage move s outside the setpoint limit, the relay will deenergize after the selected time delay off delay. Explore how solar works, and the process of installing a new enphase home solar system. Wop2 is a digital electronic instrument designed for ac voltage monitoring and protection in single phase system.