Calorique EMBEDDED MELTING SYSTEM User Manual

Embedded Snow & Ice

Melting System

Installation Manual

CM1010 - 04-08-13

Before Installing

• Installation of this system must be made in accordance with
National Electrical Code Article 426 - Fixed Outdoor Electric
Deicing and Snow-Melting Equipment.

• Install all wiring in accordance with all national and local codes
pertaining to outside wiring.

• For installation under concrete only.

• Do not install this system under tarmac or other hot-pour sur­facing materials.

• Do not incorporate any other outdoor electrical equipment in
any branch circuit which feeds this heating system.

• This system must be connected to an electrical branch circuit
incorporating a ground fault circuit interruper (GFCI) rated for
equipment protection.

• Heating mats must never be run through or accross expansion
joints.

• Do not run power leads, other electrical wiring or any other
material between the heating mats and the surfacing material.

• Special care must be taken to ensure that expansion joints do
not extend into the heating elements. Elements which are
damaged are shock and fire hazards. If possible, order ele­ments sized so that the expansion joints can be cut between
the elements and leave one inch (2.5 cm) between the ele­ments.

• WARNING: Ensure that adequate drainage is provided for
water runoff.

Components

• Calorique heating mats. Supplied by Calorique or authorized

distributor. See the following section for specifications of heat­ing mats.

• Electrical control device. Supplied by Calorique, automati­cally turns the system on and off based on the temperature,
humidity, and presence of precipitation. This unit is a double­pole line voltage unit that meets National Electrical code
requirements.

• Overcurrent Protection. User / installer supplied. The circuit
breaker used with this sistem must have an overcurrent rating
of 30 amps and an integral GFCI rated for 30mA equipment
protection.

• Wiring and conduit. User / installer supplied. As required by
national and local code for outdoor installation.

• Junction boxes certified for use in outdoor, buried applica­tions.

• Insulation (rigid foam or radiant barrier) User / installer supplied.
When using rigid foam, the insulation must have the following
properties:

• Walkways: one inch (2.5 cm) or thicker with a minimum

strength of 25 psi.

• Driveways and other vehicular traffic areas: two inches (5.0

cm) or thicker with a minimum strength of 60 psi.s

• Warning labels. Supplied by Calorique or authorized distribu­tor.

• Element Labels. Mounted on the non-heating leads. Both

labels must remain in place as they supply necessary infor­mation about the elements. If the leads are cut to length,
the trimmed-off label must be reattached within two inches
(5.0 cm) of the end of the cable.

• Junction Box Label. Must be attached to the junction box.

• Stakes. Supplied by Calorique or authorized distributor.

• Warrantee Card. This card must be filled out and returned to

Calorique to ensure proper registration of the warrantee.

• Specification Sheet. Provides specifications for all heating
elements included with the system.