Under-voltage protection relays

Tripping current: 63 A
Trigger voltage: 275, 175 V

... The self-reset over voltage and under voltage protective device considered modular design. The circuit board adopted good quality Latching relays and others components with reliable performance. When the power supply is unstable (voltage is too high ...

Trigger voltage: 100 V - 480 V

... KPFV51x - SINGLE PHASE - FREQUENCY AND VOLTAGE GUARD Under and Over Voltage and Frequency Protection Adjustable Voltage and Frequency Deviation Set points "Pathfinder" function Optional very fast analogue output (<50mS), (F-versions) Description KPFV51x ...

Tripping current: 8 A
Trigger voltage: 250 V

... Undervoltage and overvoltage relay, U DEIF's RMV protective voltage relays are applied for generator, motor and transformer protection against adverse system voltage conditions. The versatile unit features a number of adjustable parameters. DEIF's ...

Trigger voltage: 110, 208, 380, 400, 415 V

... - Under and Over voltage monitoring (Window) - Monitors own three phase, 3-wire supply - Detects incorrect phase sequence and phase loss - Adjustable Trip levels and Time delay - SPDT Relay output - 17.5mm wide, DIN Rail mount - UL Listed The ...

Trigger voltage: 265, 175 V

... Overvoltage and Undervoltage protection for household equipment FEATURES • Supply voltage measurement and protection. • Double bus wiring design stronger ability. • Self-reset after the fault. • Relay status is indicated by LED. • 1-MODULE, ...

... Multifunction protection relay used to provide additional generator protections in more demanding applications, such as medium or high voltage plants, or oil & gas installations. D-PRO is studied in order to expand functions and protections already ...

The SubMonitor is designed to protect 3-phase pumps with horsepower ratings between 3 and 200 hp. Current, voltage and motor temperature are monitored using three integrated current transformers. A digital display provides current and voltage readings ...