Design and made by AGUILERA™ Electrónica according to UNE EN54-5 standard. Certified by AENOR. Gives alarm signal when detects a sudden increase in temperature or when the increasment is very slow and reach the 58ºC. Provided of LED alarm indicator with electrical interlock , automatic check operation, voltage stabilizer and automatic alarm output to connect remote action indicators. Mounted in white ABS housing of 105 Ø x 45 mm high. Consumption: 50 ?A in standby and 22mA in alarm. Version with automatic resart.