|Digital Energy > Protection & Control > Voltage and Frequency Relays > PJV Instantaneous Voltage Relay|
PJV relays consist of one or more units mounted in a molded case or in a drawout relay case. The units are plunger type relays with the armature adjustable on the plunger rod to vary the pickup. The movable contacts are fastened directly to the armature assembly on each side of the calibrating tube.
Low voltage conditions caused by faults, overloads, etc.
Instantaneous DC undervoltage