Low Temperature Self-Regulating Heating Cable (SLCBL)

Ordering Options:
Starting at $5.14
/ FT

Description

BriskHeat Cut-to-Length Self-Regulating Heating Cable is ideal for freeze protection and low temperature process maintenance up to 150⁰F (65⁰C). Also known as self-regulating heat trace cable, it self-regulates temperature by automatically adjusting heat output based on surface and ambient temperatures.

Note: Special consideration must be given for the circuit breaker due to the high-initial in-rush currents

B notes Tinned Copper Metal Braid
BP notes Tinned Copper Metal Braid with Thermoplastic Elastomer Overjacket
BF notes Tinner Copper Metal Braid with Fluoropolymer Overjacket

 

Part Number

SLCBL-Series

Additional Features:

  • Safe to overlap and insulate
  • Can be cut-to-length and terminated in the field
  • Moisture, chemical, and flame resistant

Maximum Continuous Maintenance Temperature:  150°F (65°C)
Intermittent Exposure Temperature Range: -40°F to 185°F (-40°C to 85°C)
Supply Voltage: 110-120 VAC or 208-277 VAC
Nominal Power Output at 50°F (10°C): 

  • 3, 5, 8, 10, 12 watts/ft (10, 16, 26, 33, 39 watts/m)
  • For 208 and 277 VAC, adjust watts shown for the 240 VAC cable  using the Voltage Adjustment Factors chart

Bus Wire Gauge: 16 AWG
Braid Resistance: Tinned copper 0.0055 ohms/ft (0.0182 ohms/m)
T-Rating:

  • T6: 3, 5, 8, 10 watts/ft (10, 16, 26, 33 watts/m)
  • T5: 12 watts/ft (39 watts/m)

Bend Radius: 0.5 in (12 mm)

NOTE: Electrical equipment T-Rating codes define the maximum surface temperature that equipment will reach. It is used in hazardous (classified) area applications.

 

 

 

  • Ordinary Locations: -B, -BP series only

CSA US

  • Ordinary Locations
  • Hazardous Location
      •    Class I Division 2 Groups A, B, C, D
      •    Class II Division 2 Groups E, F, G
      •    Class III

Approval valid only when used with appropriate heating cable and installation accessories, and installed in accordance with all applicable instructions, codes, and regulations.

  Start-up Temperature
Heating Cable  Circuit Breaker Size  50°F (10°C) 32°F (0°C) -4°F (-20°C) -40°F (-40°C)
SLCBL3120 10 amp 240 (73) 200 (61) 140 (43)  115 (35)
  15 amp 320  (98) 300 (91) 220 (67) 190 (58)
  20 amp 330 (101) 320 (98) 265 (81) 225 (69)
  30 amp 330 (101) 320 (98) 280 (85) 265 (81)
  40 amp 330 (101) 320 (98) 280 (85) 265 (81)
SLCBL3240 10 amp 485 (148) 396 (121) 275 (84) 232 (71)
  15 amp 643 (196) 606 (185) 436 (133) 377 (115)
  20 amp 660 (201) 643 (196) 530 (162) 449 (137)
  30 amp 660 (201) 643 (196) 557 (170) 530 (162)
  40 amp 660 (201) 643 (196) 557 (170) 530 (162)
SLCBL5120 10 amp 162 (49)  135 (41) 105 (32) 80 (24)
  15 amp 249 (76) 215 (66) 170 (52) 127 (39)
  20 amp 265 (81) 252 (77) 215 (66) 164 (50)
  30 amp 265 (81) 252 (77) 240 (73)  200 (61)
  40 amp 265 (81) 252 (77) 240 (73) 200 (61)
SLCBL5240 10 amp 324 (99) 269 (82) 209 (64) 160 (49)
  15 amp 498 (152) 429 (131) 337 (103) 255 (78)
  20 amp 530 (162) 505 (154) 433 (132) 328 (100)
  30 amp 530 (162) 505 (154) 480 (146) 400 (122)
  40 amp 530 (162) 505 (154) 480 (146) 400 (122)
SLCBL8120 10 amp 123 (38) 100 (31) 54 (17) 52 (16)
  15 amp 177 (54) 145 (44) 90 (27) 82 (25)
  20 amp 200 (61) 180 (55) 115 (35) 103 (31)
  30 amp 210 (64) 180 (55) 175 (53) 135 (41)
  40 amp 210 (64) 180 (55) 175 (53) 160 (49)
SLCBL8240 10 amp 246 (75) 203 (62) 108 (33) 104 (32)
  15 amp 354 (108) 291 (89) 183 (56) 164 (50)
  20 amp 406 (124) 360 (110) 229 (70) 206 (63)
  30 amp 420 (128) 360 (110) 350 (107) 275 (84)
  40 amp 420 (128) 360 (110) 350 (107) 320 (98)
SLCBL10120 10 amp 75 (23) 55 (17) 45 (14) 35 (11)
  15 amp 121 (37) 85 (26) 65 (20) 55 (17)
  20 amp 150 (46) 105 (32) 80 (24) 70 (21)
  30 amp 155 (47) 120 (37) 105 (32) 85 (26)
  40 amp 180 (55) 155 (47) 105 (32) 105 (32)
SLCBL10240 10 amp 147 (45) 111 (34) 85 (26) 68 (21)
  15 amp 242 (74) 177 (54) 131 (40) 114 (35)
  20 amp 295 (90) 216 (66) 164 (50) 141 (43)
  30 amp 315 (96) 246 (75) 215 (66) 170 (52)
  40 amp 360 (110) 315 (96) 215 (66) 215 (66)
SLCBL12120 10 amp 55 (17) 40 (12) 30 (9) 25 (8)
  15 amp 90 (27) 60 (18) 45 (14) 45 (14)
  20 amp 115 (35) 80 (24) 60 (18) 50 (15)
  30 amp 115 (35) 90 (27) 80 (24) 60 (18)
  40 amp 120 (37) 105 (32) 80 (24) 80 (24)
SLCBL12240 10 amp 111 (34) 78 (24) 59 (18) 49 (15)
  15 amp 183 (56) 124 (38) 91 (28) 85 (26)
  20 amp 229 (70) 160 (49) 124 (38) 98 (30)
  30 amp 229 (70) 180 (55) 158 (48) 120 (37)
  40 amp 240 (73) 210 (64) 158 (48) 158 (48)

Outer Layer Options:

Product Type Description Nominal Dimensions [thickness x width] in (mm) Shipping Weight 500 ft (152 m) spool lbs (kg) Purpose
SLCBL-B Tinned Copper Metal Braid  0.17 x 0.43 (4.4 x 11.0) 35 (16) Dry Environments
SLCBL-BP Tinned Copper Metal Braid with Thermoplastic Elastomer Overjacket 0.23 x 0.50 (6.0 X 12.6) 46 (21) Wet or Weak Chemical Environments
SLCBL-BF Tinned Copper Metal Braid with Fluoropolymer Overjacket  0.21 x 0.47 (5.4 12.0) 44 (20) Wet or Harsh Chemical Environments

How Self-Regulating Cable Works

 

  • The semi-conductive core material contains a graphite network, which allows electricity to flow from one bus wire to the other. When the core is dense and colder, there are many paths for electricity to take through the graphite network, producing more heat.
  • Since the core material expands as it heats, the graphite network is elongated, disrupting some of the paths. More and more paths are disrupted as heating continues until the system reaches self-controlled thermal stability. When the core material cools, it contracts, reconnecting some of the electrical paths in the graphite network, and more equivalent heat is produced.
  • This temperature response occurs independently at each point along the heater. If an externally produced high temperature occurs next to a low temperature in the cable, each section of heating cable will adjust its own heat output in relation to its own local requirements.
Catalog/Specifications Sheet
Instruction Manuals
pdf
(Size: 5.6 MB)
Self Regulating Heating Cable Installation and Maintenance Instructions (11248-06)
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