PEC provisions in Installing Electrical Boxes v1

What is the primary function of an electrical box?

• To house electrical connections.

• To serve as a decorative piece.

• To store electrical tools.

• To protect circuits from overloading.

According to the Philippine Electrical Code (PEC), all wire connections must be:

• Buried directly inside walls. 

• Exposed for easy inspection. 

• Inside an approved metal or plastic box. 

• Covered with electrical tape only.

What is another term for a ceiling box?

• Faceplate 

• Junction box 

• plastic box

• Handy box

What type of electrical box is designed for outdoor use?

• Wall box 

• Drywall box 

• Weather-proof box 

• Gem box

What is also known as faceplates or covers?

• ceiling box

• plastic box

• weather-proof box

• wall plate

What tool is used to cut the traced outline for installing an electrical box?

• Claw hammer 

• Keyhole saw 

• Push-pull rule 

• Gimlet

A box with expandable arms for quick mounting on drywall is called a:

• Plastic box 

• Handy box 

• Drywall box 

• Ceiling box

What is the required height of an electrical wall outlet from the top of floor covering to the bottom of the receptacle box according to Philippine Electrical Code (PEC)?

• 30 inches

• 12 inches

• 24 inches

• 48 inches

Why is it important to ensure that boxes are flushed with the finishing material?

• For aesthetic purposes only. 

• To meet safety standards and ensure proper alignment. 

• To make it easier to paint the wall. 

• To save on materials.

What is the first step in installing electrical boxes in finished space?

• Determine the box location.

• Wear appropriate PPE.

• Hold the box against the surface and trace around it, then mark the center of the holes.

• Prepare all necessary tools and equipment needed.