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nVent RAYCHEM Mat Installation Instructions Manual

Floor heating systems
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Floor Heating Systems
Mat Installation Instructions

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Summary of Contents for nVent RAYCHEM Mat

  • Page 1 Floor Heating Systems Mat Installation Instructions...
  • Page 2 2 | nVent.com...

  • Page 3: Table Of Contents

    Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Secure nVent RAYCHEM Mat to Subfloor . . . . . . . . . . . . . . . 7 Install Flooring Tile and Stone .
  • Page 4 The heating portion of the RAYCHEM Mat shall not touch, cross over, or overlap itself . • Do not install RAYCHEM Mat in direct contact with or within 0 .256” (6 .5 mm) of any combustible surfaces or materials .
  • Page 5 Mats are designated UKXXYY-WWW where UK denotes the voltage XXYY is the dimensions in meters and WWW is the watt density in watts per square meter. e.g UK1509-160 is a 230V mat 1.5 x 0.9 meters in size and 160 w/m watt density .

  • Page 6: Pre-Installation

    4. Dry fit and route power lead path For concrete slab subfloors, RAYCHEM recommends Position RAYCHEM Mat to fit contours of room. Route a insulating the slab prior to installing RAYCHEM Mat . path for the power lead to the electrical box . The power Insulation will improve the upward heat transfer lead CANNOT cross over on top of RAYCHEM Mat.

  • Page 7: Secure Nvent Raychem Mat To Subfloor

    Use 6 mm x 6 mm square notched trowel to spread 6 mm layer of flexible tile adhesive* onto subfloor. Work on one manageable section at a time . For RAYCHEM Mat installations in showers or wet locations, spread tile adhesive* onto sloped mortar bed above PVC (polyvinyl) pan liners .
  • Page 8 Refer to page 12  for sensor probe testing procedures. Duct tape the floor sensor probe on top of RAYCHEM Mat. The probe’s tip should be between the heating wires . Ensure the probe’s tip is located in an area that can represent the overall floor temperature and away from other heating/cooling sources (i.e.

  • Page 9: Tile And Stone

    SKIP TO PAGE 10. Do not use sharp tools or power tools to clean grout lines; doing so may damage RAYCHEM Mat . Use 6 mm x 6 mm square notched trowel to spread minimum 6 mm layer of flexible tile adhesive* on top of RAYCHEM Mat.

  • Page 10: Laminate And Engineered Wood

    Refer to page 11 for insulation and resistance testing Use smooth trowel to spread minimum 6 mm layer of procedures . flexible tile adhesive* on top of RAYCHEM Mat. Ensure tile adhesive* layer is level and smooth . Self-leveling compounds may also be used . Allow tile adhesive* or self-leveller to cure as per manufacturer’s instructions.

  • Page 11: Insulation & Resistance Testing/Mat Resistance Log

    INSULATION & RESISTANCE TESTING/MAT RESISTANCE LOG Note: RAYCHEM Mat must be tested before, during and after installation to validate the warranty. Insulation Test To ensure the heating wire is fully insulated: With a digital multimeter, set it to measure resistance/ohms. If using an ohmmeter, set it to the 200 ohm setting.
  • Page 12 INSULATION & RESISTANCE TESTING Testing Floor Sensor Probe Test To ensure the floor sensor probe is not damaged: With a digital multimeter (or ohmmeter), set the device to the 20KΩ (Kilohms) setting. Note: Some multimeters do not have the 20KΩ (Kilohms) setting. Find a suitable multimeter that has this setting. Place a multimeter clip on each of the wires.

  • Page 13: Electrical Connections

    RCD with trip rating 30mA maximum . The power leads of RAYCHEM Mat may need to be routed inside suitable conduit according to local electrical codes . Check with the local authority having jurisdiction to determine requirements.

  • Page 14: Electrical Guidelines

    C . Mats are designated UKXXYY-WWW where UK denotes the voltage XXYY is the dimensions in meters and WWW is the watt density in watts per square meter. e.g UK1509-160 is a 230V mat 1.5 x 0.9 meters in size and 160 w/m watt density .
  • Page 15 nVent.com | 15...
  • Page 16 United Kingdom Ireland Australia Tel 0800 969 013 Tel 1800 654 241 Tel +65 67685800 Tel +61 2 97920250 Fax 0800 968 624 Fax 1800 654 240 Fax +65 67322263 Fax +61 2 97745931 salesthermalUK@nvent.com salesIE@nvent.com nVent.com ©2018 nVent. All nVent marks and logos are owned or licensed by nVent Services GmbH or its affiliates. All other trademarks are the property of their respective owners. nVent reserves the right to change specifications without notice.