Description

The Messko MR MT-st-W160 F2/4/12M is a winding temperature indicator manufactured by MR/Messko in Germany, featuring a 12-metre capillary tube and measuring up to 160°C. It operates on the thermal image principle using a heater element and a Pt100 RTD immersed in oil, providing 2 or 4 alarm contacts for protection integration. The instrument is mounted on transformer marshalling boxes and supports 4–20 mA outputs for SCADA systems.