Power Limited Circuit Cable Cl2

A common violation is installing a cl2 cable in a raceway with power conductors supplying rooftop hvac equipment.

Power limited circuit cable cl2.

Thermostat cables can be used for low voltage applications such as thermostat controls or hvac equipment. This is a cable jacket fire resistance rating defined in article 725 of the national electric code. Ul powe limited circuit cable type cl2. C types cl3 and cl2 commercial cables for other than plenum riser or tray uses d types cl3x and cl2x cables for limited use and.

Can be used in temperatures. 1 2 cables for class 3 circuits are rated for 300 volts but are not so marked. Separation is important because inadvertent contact between power limited and nonpower limited circuits can bypass the limited energy power supply and subject the power limited circuit to unsafe voltages and currents. The insulation is made of polypropylene and covered by a brown pvc jacket.

The southwire brown 18 8 thermostat and bell cable is designed for use in heating and air conditioning controls as well as in alarm systems. E type pltc cable for non plenum and non riser class 3 and class 2 circuits in general and in trays. Product description bare stranded copper conductor. Power cable wire series ul csa wire ul powe limited circuit cable type cl2.

They are available with a brown jacket for easy cable identification. There are other similar marks in the ul 13 standard for different kinds of installation and cl2 indicates general use 3. Indoor and outdoor use. It stands for class 2 remote control signaling and power limited circuits cable which indicates that the cable is suitable for in wall installation and use for certain low voltage applications.

Thermostat wire is a class 2 power limited circuit thermostat wire is a class 2 power limited circuit cable for use in thermostat control applications. This is one type of mark that is given to cables that meet the ul 13 power limited circuit standard which is designed to test the safety of cables when they are installed in buildings.