Cold Weather Catalog - Chromalox Precision Heat and Control

Heat Tracing ProductsApplication & SelectionGuidelines (cont’d.)Agency ApprovalsTechnicalUL CSA FMClass I Class II Class I Class II Class I Class I Class II Class IIDiv. 2 Div. 2 Div. 2 Div. 2 Div. I Div. 2 Div. I Div. 2Ordinary Groups Groups Class III Ordinary Groups Groups Class III Ordinary Groups Groups Groups Groups Class III Class IIICable Area B, C, D F, G Div. 2 Area A, B, C, D F, G Div. 2 Area B, C, D B, C, D F, G F, G Div. 1 Div. 2SRL-C ✓ ✓ ✓ ✓ ✓ ✓ ✓SRL-CT ✓ ✓ ✓ ✓ ✓ ✓ ✓SRL-CR ✓ ✓ ✓ ✓ ✓ ✓ ✓HSRL ✓ ✓ ✓ ✓SRM/E-C ✓ ✓ ✓ ✓ ✓ ✓ ✓SRM/E-CT ✓ ✓ ✓ ✓ ✓ ✓ ✓HSRM ✓ ✓ ✓ ✓CWM-C ✓ ✓ ✓ ✓ ✓ ✓CWM-CT ✓ ✓ ✓ ✓ ✓ ✓MI* ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓SRF-C ✓ ✓ ✓SRF-CR ✓ ✓ ✓SRF-RG ✓ ✓ ✓For T ratings, refer to individual product pages.For more specifi c information, refer to individual product pages.CF=Contact Factory*Class I, Division I, Groups B,C & D - UL, CSA, FM - Contact your Local Chromalox Sales offi ce for design assistance.Corrosion Guide to Select Proper Cable ConstructionIndustrialCommercialExposure To SRL SRM/E HSRL HSRM CWM Alloy 825 MI SRF SRF-RGMoisture C, CR, CT C, CT CT CT C, CT Yes C, CR YesAqueous Solutions of CR, CT CT CT CT CT No No NoInorganic CompoundsLiquids Organic CT CT CT CT CT Yes No NoChemicalsAcids or Bases CT CT CT CT CT No No NoNote — This is a recommendation guide. Chromalox cannot warrant any Electric Heat Trace against failure by sheath degradation if such failureis the result of operating conditions beyond the control of the heater manufacturer. It is the responsibility of the purchaser to make theultimate choice of sheath material based on knowledge of the chemical composition of the corrosive solution, character of materialsentering the solution, and controls which maintains the process.Required Jacket MaterialSelect the appropriate jacket confi guration forthe desired level of mechanical and corrosivechemical protection. The CR over-jacketoption can be used when additional mechanicalprotection is desired. The CR over-jacketoption is required when the cable can beexposed to aqueous inorganic chemicals. TheCT over-jacket option is required when thecable can be exposed to organic chemicals orstrong corrosives. Use Corrosion Guide aboveto determine the correct jacket material optionfor the cable type selected.196More Informationis Available Onlineon Heat Trace.Bookmark Your Browser towww.chromalox.comand Select Manuals.