Helios – MSA 01289.003 Motor Protection / PTC Trip Relay 220-240 VAC

The Helios MSA 01289.003 is a motor protection, PTC-based tripping relay module engineered for industrial motor safety and protection. It accepts PTC thermistor sensors (cold-conductor type) and responds to overtemperature conditions by triggering a lockout fault. The device includes built-in LED indication and manual restart button. It is housed in a polymer housing for DIN-rail / control box installation.