Eutectic Alloy Thermal Relay Eutectic (melting alloy) thermal relays consist of a heater coil, a eutectic alloy, and a mechanical mechanism which activates a tripping device when an overload occurs.
Selectable Trip Classes: 5, 10, 20 and 30. Manual, automatic, and remote reset. Phase loss protection - trips in less than 3 seconds. Phase unbalance protection ...