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11SRF

The 11SRF Heat Cable consists of a heating cable and a 1.5 meter long rubber connecting cable with a plug. It is connected to a 230V power point. Heat cables such as the 11SRF are mainly used for internal and surface heating of tanks and pipes such as sewage pipes, water pipes, water meters and water taps.

Technical advice

11 SRF Heat Cable

The heating cable is designed to automatically reduce heat as needed. There is no risk of the heating cable overheating.

The 11SRF Heat Cable is suitable for installation in water pipes and has a safety rating of IP67.

Type of cables

We supply two types of heating cable.

Self-limiting heating ribbon without clixon

This type of heating ribbon has a semi conducting self-limiting core that gives varying resistance depending on the temperature.

This prevents the heating ribbon from overheating even if it crosses itself. Because of the parallel connection, the heating ribbon can be cut at any point should the need arise.

Self-limiting heating ribbon with clixon

This type of self-limiting cable has a semi conducting self-limiting core that gives varying resistance depending on the temperature.

This type of heating ribbon goes up to 65°C maximum and a power up to 11W/m. This heating cable contains a clixon incorporated into the cable. In short the cable is activated at +5°C and turned off at +12°C without external control.

Note: when placing the heating cable in or under water, the clixon does not work (optimally) and an external control may still be required.

Applications

The cables are available in standard versions with optional associated control technology. Plug and play is standard with this cable.

Electric heat cables are used in various applications of frost protection, such as:

  • (water) pipes
  • Sewer pipes
  • Water meters and water taps (roots of) plants and trees
  • Wells and wellheads
  • Water troughs and ponds
  • (IBC) containers
  • Gutters and downspouts

Advantages 11SRF heat cable

The advantages of the heat cable include:

  • Quick installation (plug and play)
  • Standard versions from 1 meter to 100 meters
  • Temperatures up to 65°C
  • Safety class: IP67
  • With or without internal clixon control (clixon control does not work (optimally) in or under water)
  • Standard with 1.5 meter connecting cable and grounded plug

Installation

Important installation considerations:

  • The 11SRF Heat Cable should not be installed in hot water pipes.
  • The 11SRF Heat Cable is not intended for permanent installations.
  • The 11SRF Heat Cable must always be connected through a ground fault circuit interrupter.
  • The 11SRF Heat Cable must only be covered with material resistant to at least +65 °C.
  • The maximum allowable pressure when installed in water pipes is 8 bar for the penetrating components