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Pre-Wire Standard

Pre-Power Rough-In Standard

The Restrepo standard for electrical power rough-in supporting AV and automation systems. Covers dedicated circuit requirements, outlet placement by equipment type, conduit from panel to rack locations, and the coordination protocol with the electrical contractor.

What This Standard Covers

  • Dedicated circuit requirements by equipment type: amplifiers, processors, video distribution
  • Outlet quantity and placement at each AV and automation equipment location
  • Conduit from main or sub-panel to equipment room or rack alcove
  • Circuit breaker sizing and panel schedule coordination with the electrical contractor
  • Surge protection and isolated ground requirements for sensitive AV equipment
  • UPS and battery backup power feed requirements for critical automation hardware

Who It Is For

  • Electricians sizing circuits and placing outlets for AV and automation equipment rooms
  • General contractors coordinating electrical rough-in scope with AV system design
  • AV integrators providing power requirements to the electrical contractor before rough-in
  • Architects incorporating AV power infrastructure in electrical plans

When To Use It

  • Before electrical drawings are issued to incorporate AV power requirements in the design
  • At the pre-construction meeting to align electrical and AV scopes
  • During electrical rough-in to confirm outlet placement and circuit sizing are correct
  • Before panel cover installation to verify all AV circuits are labeled and accessible

Read or Download the PDF

The full standard, including specifications, diagrams, and field references, is in the embedded PDF below. Read it inline or download it for your jobsite folder.

Your browser does not display embedded PDFs. Download Pre-Power Rough-In Standard (PDF).

Field Notes

Power is the foundation of every AV system, and it is the part most often delegated to the electrician without adequate specification. A circuit that is undersized, shared with a non-AV load, or routed without conduit back to the panel creates problems that are hard to fix after the walls are closed.

This standard is the document we give to the electrical contractor at the pre-construction meeting. It translates the AV system design into a power load schedule the electrician can work from. Getting this exchange right early is the difference between a clean rough-in and a series of change orders.

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