C-7 – Low Voltage Systems Contractor

A communication and low voltage contractor installs, services and maintains all types of communication and low voltage systems which are energy limited and do not exceed 91 volts. These systems include, but are not limited to telephone systems, sound systems, cable television systems, closed-circuit video systems, satellite dish antennas, instrumentation and temperature controls, and low voltage landscape lighting. Low voltage fire alarm systems are specifically not included in this section.

The Low Voltage Systems (C-7) Examination is divided into four major sections. These sections are:

1. Pre-Installation, Coordination, & Design (15%)

• Interpretation and application of plans for low voltage systems
• Compliance with codes
• Coordination with owner, architect, & other trades

2. Installation of Low Voltage Systems (48%)

• Pre-wiring
• Installation of various low voltage systems (e.g., fiber optic, voice, and data, cable TV/satellite)
• Testing methods and testing equipment

3. Troubleshooting Low Voltage Systems (13%)

• Troubleshooting
• Repair/Replacement of low voltage systems and components

4. Safety (24%)

• Identification of work site hazards
• Safe work practices

*Percentages are approximate*