Siemens 3UG4 Überwachungsrelais 3-phasig, 1-poliger Umschalter DIN-Hutschiene

Don't let electrical hazards trip up your appliances – protect them with this monitoring relay from Siemens. It's designed to keep an eye on 3-phase networks and detect issues like phase loss, reversal and imbalance due to worn-out cables or blown fuses. This puts you in pole position for quick troubleshooting to prevent damage to equipment and operator injury. For additional safety, the unit puts a galvanic isolation barrier between the output channels, preventing any shocking surprises caused by power spikes. You can mount it in any position, so it's a flexible workmate that suits your design needs. You'll find relays like this used in the process and packaging industry.

• Compact dimensions of 92 (H) x 22.5 (W) x 91mm (D) make it a space-efficient choice

The unit snaps simply onto a DIN rail. This process is quick and doesn't need specialist tools, saving you time and effort.