Description

The AKM (Qualitrol) Winding Temperature Gauge (150°C, 4-switch, 6 m) is a Swedish thermal image winding temperature indicator rated to 150°C with a 6-metre capillary and four microswitch contacts. It monitors winding hotspot temperature and provides independent switching at four user-settable temperature thresholds for cooling, alarm, and trip functions. The AKM WTI is a standard accessory on Qualitrol-specified power transformers.