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Nelson™ Heat Trace TA7140 Thermostat

Brand: Nelson

Nelson™ Heat Trace TA7140 thermostat is for ambient temperature control in hazardous locations. 

This thermostat is housed in an aluminum enclosure. The switch has 22 Amp/480 Volt single pole double throw (SPDT) leads.
Features
  • Thermostat is designed for use with Nelson™ LT, HLT, XLT and NC Series heater cables.

Specifications

Brand

Approvals & Certifications

  • UL Listed, CSA & ATEX Certified, FM Approved: Hazardous (Classified) Locations

Calibration Accuracy

  • +1.1° C (+2° F)

Capillary Material

  • 316L Stainless Steel

CSA

  • Class I, Div. 1, & 2, Groups B, C, D, Class II, Div. 1, & 2, Groups E, F, G

Enclosure

  • NEMA Typical 4, 7, 9, IP66

Enclosure Limits

  • -40° to +71° C (-40° to +160° F)

FM

  • Ex II 2 G D, EEx d IIC T6, Tamb -40° to +60° C, IP65
  • Class I, Div. 1, & 2, Groups B, C, D, Class II, Div. 1, & 2, Groups E, F, G

Material

  • Cast Aluminum

Maximum Bulb Temperature

  • +71° C (+160° F)

Switch Type

  • Single Pole Double Throw (SPDT)

Temperature Range

  • -9° to +60° C (+15° to +140° F)

UL

  • Class I, Div. 1, & 2, Groups B, C, D, Class II, Div. 1, & 2, Groups E, F, G

UL & CSA Rating

  • 22 Amp Resistance 480 Vac (100-480 Vac)
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