Middletown, Pa. — Phoenix Contact offers a family of electronic monitoring relays for single- and three-phase applications. The 22.5-mm wide, DIN-rail mountable modules can be used for monitoring ...

A new series of monitoring and alternating relays protect control systems from premature equipment failure and danger to personnel caused by voltage faults, current conditions or excessive load ...

Designed for industrial heating equipment where load failures need to be monitored for and prevented, the RJCS Series Current Monitoring Solid State Relay is the latest entry in the vendor’s Solitron ...

Relays are available for single-phase current monitoring, single-phase voltage monitoring, three-phase voltage monitoring and phase monitoring. Unlike the company's existing relays, each BL relay ...

Protecting personnel and equipment from damage is a top priority for most companies, especially those whose work involves industrial power systems. The neutral grounding resistor (NGR) with integral ...

The S-PRO 4000 relay provides real-time processing of voltage and current signals with sub-harmonic monitoring at 1 Hz intervals between 5 Hz and 25 Hz (5 Hz, 6 Hz, 7 Hz… 23 Hz, 24 Hz and 25 Hz).

Acceptable ohm reading for a good current relay. One type of starting relay used on fractional-horsepower compressors is the current relay. This type of starting relay uses the initial high inrush ...

The safety-monitoring relay will go into a fault state and not re-energize until someone corrects or fixes the fault at the contact of the affected MPCE. If a safety control circuit must carry a high ...

Last column, I wrote about various applications where fire alarm relays could be used to integrate a commercial fire alarm system with other electrical systems at a customer’s site to provide them ...