Thermotrace Self Limiting/Regulating Tracer – HTT

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Compliance Standards: EN 60079 – 0, IS/ IEC / EN 60079 – 30 – 1 & EN 60079 – 31.


Tested by Central Institute of Mining and Fuel Research (CSIR-CIMFR), Dhanbad and approved by Petroleum and Explosives Safety Organization ( PESO), Nagpur, India for Zone II , TI (ATEX) for Zone I / Division II & EAC for use in hazardous area applications.
Safety As the Cable self regulates its heat output, its limit the maximum sheath temperature, thus making it burnout proof.


Catalogue Reference HTT30 HTT45 HTT60
Heating Power W/m (230V AC) at 10 C 30 45 60
Voltage Supply 230/240VAC, 50/60 Hz, 110/120VAC, Max. 500V on request.
Max. Installation Temperature Power On 180℃ 165℃ 150℃
Max. Exposure Temperature Power Off 260℃
Min. Installation Temperature -65℃
Minimum Bending Radius 25mm

# Thermopads reserves the right to modify the specifications in line with future improvements, updated standards or updated certifications

HTT Power Output Characteristics

Circuit Breaker Selection and Maximum Circuit Lengths


Catalog Number

Output at 10 deg C Max. Circuit Length Circuit Breaker Size Max. Maintenance
Max. Exposure







30 W/m

84 16A 1800C 2500C
130 20A 1800C 2500C
180 32A 1800C 2500C
190 40A 1800C 2500C








45 W/m

55 16A 1650C 2500C
90 20A 1650C 2500C
120 32A 1650C 2500C
155 40A 1650C 2500C







60 W/m

45 16A 1500C 2500C
70 20A 1500C 2500C
90 32A 1500C 2500C
115 40A 1500C 2500C

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