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Self-regulating heating cables EASYTHERM SELFREG SR 17W/m. and EASYTHERM SELFREG 30 W/m.

Self-regulating heating cables EASYTHERM SELFREG SR 17W/m. and EASYTHERM SELFREG 30 W/m.

Self-regulating heating cables EASYTHERM SELFREG SR 17W/m. and EASYTHERM SELFREG 30 W/m. provide protection against freezing and temperature maintenance for various heating systems. Self-regulating heating cables EASYTHERM SELFREG SR are intended for outdoor use, the outer shell is resistant to ultraviolet radiation. 5-year warranty. Self-regulating heating cable is a cable whose heating element is a semiconductor matrix. The semiconductor has the property of increasing or decreasing resistance when the ambient temperature changes. Thus, the cable is able to independently adjust its heating to certain temperature conditions. At positive temperatures, the cable will heat up less, at negative temperatures – more, while the temperature change is local. The main advantage of this type of cable is its resistance to possible overheating, which in turn makes the cable very reliable. But this type of cable has enough disadvantages. First of all, this is their price, and the fragility of the semiconductor can also be considered a disadvantage. The cable’s poor resistance to mechanical loads significantly reduces its application areas. If the outer sheath is damaged and moisture gets on the semiconductor matrix, the cable fails. The main application area of ​​this type of cable is heating of pipelines and tanks, but self-regulating cable is often used in domestic heating as well.

Name
Description Price, UAH

SR 17

Self-regulating cable Easytherm SR 17, 1m

330

SR 30

Self-regulating cable Easytherm SR 30, 1m

330

Nominal Voltage

230 V

Linear Power SR 17 (at 10°C)

17 W/m

Linear Power SR 30 (at 10°C)

30 W/m

Cable Thickness

11 mm × 6 mm (+/-10%)

Minimum Bending Radius

33 mm

Max. Operating Temperature On/Off

65°C / 85°C

Cable Type

Twin-core shielded

Protection Class

IP 67

Conductive Wires

1 mm²

Insulation Resistance

No more than 13 Ω/km

Warranty

5 years

Minimum Installation Temperature

5°C

Outer Insulation

Thermoplastic elastomer

 

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