Chromalox SRL 3-1C 3W/FT 120V Trace Heating Cables

Trace Heating Cables

Manufacturer: Chromalox
Heating Cable Range: SRL
Heating Cable Code: SRL 3-1C 3W/FT 120V
Heating Cable Maximum Temperature Maintenance: 150°F (65°C)
Cable Type: Self Regulating Trace Heating Cables
Cable Ratings: 3 Watts Per Foot @ 50°F
Cable Voltage: 120V
Maximum Heating Cable Circuit Length: 360 Foot
See Also: Trace Heating

SRL trace heating cables manufactured by Chromalox, including SRL 3-1C, provide frost protection to pipework and valves, tanks and associated mechanical services – suitable for hazardous area zones including ATEX Zone 1 (Gas).

Hazardous Area Approvals

ATEX Directive

ATEX CE 0359 IIG Ex e IIC T* Gb Ta -60˚C to 195˚C

Heating Cables

IECEx

ITS 07.0018X Ex e IIC T5 Gb Ta -60˚C to 95˚C

FM Factory Mutual Approved Heating Cables for ordinary areas

UL Listed CSA Certified for Ordinary Areas
UL Listed for Fire Protection System Piping

FM approved heating cables for hazardous (classified) areas when used with Chromalox cable accessories
• Class I, Div. 2, Groups B, C, D (gases, vapours)
• Class II, Div. 2, Groups F, G (combustible dust)
• Class III, Div. 2 (easily ignitable fibres and filings)
• 3 Watt rated T6 temperature class
• 5 and 8 Watt rated T5 temperature class
• 10 Watt rated T4A temperature class – more information T Class Ratings

CSA Certified for hazardous (classified) areas when used with Chromalox accessories
• Class I, Div. 2, Groups A, B, C, D;
• Class II, Div. 2, Groups F, G

See also : Electrical Heating for Hazardous Areas

Maximum Cable Circuit Length (Ft.) by Start-Up Temperature (°F) and Breaker Size (Amps)
Heating Cable Rating	SRL3-1C Trace Heating
50°F Start-Up (Ft.) Circuit Breaker	10 A	205
	15 A	305
	20 A	360
	25 A	NR
	30 A	NR
	40 A	NR
0°F Start-Up (Ft.) Circuit Breaker	10 A	135
	15 A	200
	20 A	270
	25 A	330
	30 A	360
	40 A	NR
-20°F Start-Up (Ft.) Circuit Breaker	10 A	120
	15 A	185
	20 A	245
	25 A	300
	30 A	360
	40 A	NR

Heating Cable Applications

Process Pipework Maintenance
Frost Protection of Pipework
Fluid Flow, Transfer & Viscosity Maintenance

Cable Ordering Information

Chromalox SRL 3-1C (PCN 382678) Heat Trace Cable Standard Tinned Copper Metallic Earth Braid for Ground Path
Chromalox SRL 3-1CR (PCN 382678) Heat Trace Cable TRP Overjacket for Protection Against Inorganic Chemical Solutions
Chromalox SRL 3-1CT (PCN 383400) Heat Trace Cable TPR Overjacket Fluoropolymer Corrosion Resistant Hazardous Areas