Protection Relay: W-PF5

The W-PF5 is a digital electronic instrument designed for AC voltage measuring, monitoring and protection in your appliances: such as pumps, lightings, chiller and home appliances use W-PF5 all need protection to avoid damage and Increase Their Life . The numerical display will show the input AC voltage.

It is all you need whenever service over, under voltage, arises and Fluctuations occurs. The W-PF5 opera en Automatically and shut down your appliances before any damage is done. The supply parameters have returned to safe and acceptable limits, the adjustable delay period starts. At the end of timed period the relay will energize again Automatically. The time setting adjustment range is 0 to 15 min and it can use to let the compressor enough time to re-start and to equalize its internal pressure. AC voltage protectors offer user adjustable set point. The set-point adjustment can be Between 10% (224) and 20% (264) for over voltage unit and between 2% (216) and 20% (176) for the under voltage unit. An illuminated LED That Indicates of current fault cause the trip and display "ON" indicates When the relay is energized.

Specification

Feature

Range

Time

Relay output

Environmental

Enclosure