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To use the 3M Heat Trace Bill of Materials Tool, visit 

3M.ca/HeatTrace

To use the 3M Heat Trace Bill of Materials Tool, visit 

3M.ca/HeatTrace

1

3M

 Self-Regulating

Heat Tracing Cables

Application Guide

Summary of Contents for TTS-5-1-OJ

Page 1: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 1 3M Self Regulating Heat Tracing Cables Application Guide...

Page 2: ...tep 4 choose TTS Self Regulating Heating Cable installation accessories 16 Tips 16 17 Thermostatic Control 17 18 TTS Self Regulating Heating Cable Pipe Freeze Protection Data Sheet 18 19 Roof and Gutt...

Page 3: ...ating a Materials List 32 Step 1 identify area requiring snow and ice melting 32 Step 2 determine level of protection required 32 33 Step 3 determine length of cable required and circuit lengths 33 34...

Page 4: ...tance of the heating element increases This causes the heat output of the cable to decrease As the temperature of the heating matrix increases the resistance of the heating matrix increases This is a...

Page 5: ...ances Copper grounding braid serves as a safety conductor The cable is quipped with an outer protective jacket Benefit the cable can be cut to any desired length without changing TTS and KSR Self Regu...

Page 6: ...e Bill of Materials Tool visit 3M ca HeatTrace 6 1 Pipe Freeze Protection Legend 2 Roof and Gutter Snow and Ice Melting 3 Surface Snow and Ice Melting 1 1 2 2 2 2 3 3 3 3 3 3M Self Regulating Heat Tra...

Page 7: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 7 2 2 2 2 2 3 3 3 3...

Page 8: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 8 Pipe Freeze Protection...

Page 9: ...s a small project or a complex network designing an electric heat trace system is easy with TTS Self Regulating Heating Cable Please refer to the TTS Self Regulating Heating Cables materials guide for...

Page 10: ...n gland kit w o junction box 2 ECA 1 SR SP Power connection kit with metallic junction box 2 PCA 1 SR Power connection kit with non metallic junction box 4 PCS 1 SR T splice kit with non metallic junc...

Page 11: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 11 4 5 6 7 9 1 8 3 2...

Page 12: ...otection of metallic and non metallic pipes by replacing the heat lost through the thermal insulation into the air Whether the application is a small project or a complex network of piping and equipme...

Page 13: ...ing Heating Cable Using the pipe diameter insulation thickness and minimum expected ambient find the recommended heating cable using Selection Chart 1 2 1 Metallic Piping on page 14 or Selection Chart...

Page 14: ...One Pass TTS 8 One Pass TTS 8 One Pass TTS 8 One Pass TTS 8 Two Passes TTS 8 Two Passes TTS 8 Two Passes TTS 8 Two Passes TTS 10 Contact 3M Two Passes TTS 8 Contact 3M Contact 3M Selection Chart 1 2...

Page 15: ...1 2 3 4 6 8 10 12 14 1 1 5 2 1 1 1 4 1 1 2 2 2 1 2 3 4 6 8 10 12 14 1 1 1 4 1 1 2 2 2 1 2 3 4 6 8 10 12 14 1 Non metallic Piping Selection Chart 1 2 2 Non metallic Piping Additional considerations for...

Page 16: ...available voltages gathered as part of Step 1 TTS Self Regulating Heating Cable intended for use on 110 120 Vac will have a catalogue number followed by a 1 i e TTS X 1 TTS Self Regulating Heating Cab...

Page 17: ...10 50 18 0 29 20 40 40 240 73 170 52 150 46 135 41 320 98 225 69 200 61 180 55 405 123 340 104 305 93 275 84 405 123 405 123 405 123 365 111 Table 1 3 2 Table 1 3 3 Example Continuing with the first e...

Page 18: ...n line can be looped double passed on the branch line This eliminates the need to install a T splice kit 4 What to do when all heating cable power connection points need to be secured to the piping He...

Page 19: ...ewall sensing Each method has its own benefits and various options are available within each method Ambient Sensing An adjustable thermostat designed for mounting in an exposed environment senses the...

Page 20: ...s 110 120 or 208 240 vac Max Maintenance temperature 65 C 150 F Max Continuous exposure temperature power off 85 C 185 F Minimum installation temperature 51 C 60 F Minimum bend radius 32 mm 1 25 T rat...

Page 21: ...0 1 Circuit Breaker Size Cable Type Start Up Temp 30 A 20 A 15 A C F 40 A 10 50 18 0 29 20 40 40 180 55 155 47 140 43 125 38 240 73 205 62 185 56 165 50 285 87 285 87 275 84 250 76 285 87 285 87 285 8...

Page 22: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 22 Roof and Gutter Snow and Ice Melting...

Page 23: ...on is a small project or a complex network designing an electric heat trace system is easy with TTS Self Regulating Heating Cables Please refer to the basic components section for roof and gutter snow...

Page 24: ...ET 4S End termination kit HS PBSK Inline splice with heat shrink HS TBSK T splice with heat shrink Installation accessories 3 AL 20L 3M Aluminum Tape 2 X 150 in gutter 4 CL Caution labels 25 per pack...

Page 25: ...or heavy levels based on the variables below If any variable falls into the heavy category plan the system for heavy accumulation to ensure adequate protection for the building Should weather conditio...

Page 26: ...ing Cables circuit length If breaker size will be dictated by heating cable requirements determine the optimal TTS Self Regulating Heating Cables circuit lengths based on the project size and cable la...

Page 27: ...cross to the spacing pitch column that corresponds to the roofing material The number where the row and column intersect is the multiplier for that application You then need to multiply this number by...

Page 28: ...ect the row with the corresponding overhang distance and follow across to the multiplier that matches the level of protection desired After selecting a multiplier read the corresponding spacing pitch...

Page 29: ...lied by installer 2 CL Electric Heat Tracing caution labels peel and stick to junction boxes breaker panels and control panel s or as required by code or specification 3 RG CMC cable mounting clips se...

Page 30: ...the circuit before connecting to power End of Circuit Termination TTS Self Regulating Heating Cables require the ET 4S end cap for terminating the end of the circuit Note T rating is per the 1996 NEC...

Page 31: ...To use the 3M Heat Trace Bill of Materials Tool visit 3M ca HeatTrace 31 Surface Snow and Ice Melting...

Page 32: ...y approved for direct burial KSR Self Regulating Heating Cables withstand harsh installation environments Building entrance and exit locations Ramps and accessibility routes Stairs and footpaths Certi...

Page 33: ...le The severity of weather in which the system must perform is of primary significance Therefore it is important to establish a performance level1 as the amount of materials and power requirements are...

Page 34: ...t tracing For example the public employee entrance to a facility is exposed to weather with only the area directly in front of the entry doors covered by a roof The building is adjacent to the concret...

Page 35: ...onditions ambient temperatures between 6 C 20 F and 1 C 34 F with wind speeds of 5 to 24 km h 15 mph Should the ambient temperature fall below 6 C 20 F during the snowstorm some snow accumulation coul...

Page 36: ...tem can be determined As the example facility will have 208 Vac single phase four wire available KSR 2 cable is selected To optimize the circuit length potential the branch circuit breakers will be si...

Page 37: ...entrance doors was ultimately selected because the room located behind it would make an excellent location for the snow melting power distribution and control panel When finished the system layout wi...

Page 38: ...for assistance at 3Menergysolutions mmm com Example Because the facility will be occupied during normal business hours the system is to be controlled automatically To accomplish this an STC DS 2C sno...

Page 39: ...in the Cable Spacing Selection Guide chart show the calculated percentage of snowfall hours that a surface will remain clear of snow when a predetermined level of heating is installed This method is u...

Page 40: ...fault protection required Data sheet KSR Self Regulating Heating Cable for Surface Snow and Ice Melting Silicone Rubber Outer Jacket Nickel Plated Copper Bus Wires Tinned Copper Braid Semiconductive...

Page 41: ...inless steel pipe attachment bands Heater cable grommets 3 power connection boots TBX 3L RTV adhesive Wire fasteners and grounding splice lug 3M Non Metallic Power Connection Kit PCA 1 SR Designed for...

Page 42: ...de visual indication of an energized heating circuit The DE B utilizes a high intensity green LED assembly for superior day or night visibility Type 4X pipe mounted fitting with locking splice cover s...

Page 43: ...cap Both power and end terminations must be made in UL listed or CSA Approved junction boxes End Boot for DE B SCTK 1D Splice connection termination kit includes power boots wire spring connectors RTV...

Page 44: ...ustable temperature trigger set point from 1 C to 7 C 34 F to 44 F with manual on off automatic and standby switching functions The STC DS 2C operates on a 120 Vac or 208 240 Vac power source providin...

Page 45: ...C 392 F Bulb dimensions R1 6 x 300 mm 1 4 x 12 R3 6 x 140 mm 1 4 x 5 1 2 Bulb material Copper Capillary length 300 cm 10 Capillary material Copper Notes 1 The R1 includes two or conduit knockouts wit...

Page 46: ...llow one foot of tape for each foot of heating cable Tape is 2 in 51 mm wide x 150 in 55 m long 3M Fibreglass Cloth Tape B Tape Fibreglass cloth tape for circumferential banding cable to piping every...

Page 47: ...a waterproof cover material Screws and waterproofing are not included 100 bag 3M Performance Plus Wire Connectors B G O B R Y T R and T Y 3M Performance Plus Wire Connectors are used to connect the co...

Page 48: ...Cables must be in accordance with all local regulations and or building codes Please consult your local authority For more information about 3M electrical products and solutions contact us at 3Menergy...

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