Chapter 1 The Electrical Industry Flashcards
What is NEC
National Eletrical Code (Page 2)
What are the 4 Basic steps in wiring a home?
(Page 2)
Rough-in, Trim-Out, Testing, Troubleshooting
What an Electrical service?
Page 2
Electrical service: The conductors and equipment connecting the serving utility to the wiring system of the premises served.
What is a rough-in
Page2
Rough-in - During rough-in, you install the panelboard, wiring, and device boxes. Rough-in is done when the walls are still uncovered. At this stage, you do not connect the wiring to the power.
What is a trim out?
you install receptacles, switches, devices, and fixtures and connect them to the panelboard. You do trim-out after the walls are insulated and closed in.
What is testing
Page 2
• Testing — In the testing stage, you make sure everything is working prop-erly. You might check to ensure that a switch turns a light off and on, or that a receptacle has power. You will learn more about testing later in your training.
What is Troubleshooting
Page 2
• Troubleshooting — Fixing the problems you find while testing requires trou-bleshooting. For example, if a switch does not turn on a light, you might check the circuit breaker on the panelboard. Troubleshooting is a skill that requires knowledge and experience.
What is a Raceway System?
Page 2
Raceway system: An enclosure that houses the conductors in an electrical system.
What’s the difference between residential and commercial systems
Page 2
One difference is that in commercial systems, the wire is run in conduit that makes up the raceway system. To install wiring in a commercial building, you must learn how to bend conduit. You must also learn how to install more complex equipment, including disconnect switches, lighting control panels, and fire alarm systems.
What do you do a Industrial Electrician ?
Page 5
INSTALL AND MAINTAIN
What does install mean for industrial electrician?
Page 5
Install means you put in place the conduit, conductors, motors, and other equipment needed for the system.
What is maintain mean for industrial electricians
Maintain means you service the system to perform tasks such as testing and motor lubrication. You also fix common problems to keep it running.
What will you do as a residential electrician??
Page 7
• You will read electrical plans and wiring diagrams to know how the system must be installed.
• You will install the panelboard and protective devices such as circuit breakers.
• You will install wiring and devices such as receptacles and switches.
• You will install lighting, smoke detectors, and other fixtures such as fans and alarms.
How do a Commercial Electrician Find Jobs?
Page 8
general contractors will Call a electric contractor (Sub Contractor) and sub the work out them
What doe a service electrician Do?
- Trouble shot and repair in residential and commercial building
- do up grades and make system more effientient or increase capablity
What is a Electrical Remodeling Contractor?
Page 8
* For a simple remodel, you might move outlets or add switches.
* For a complex remodel, you might replace the whole electrical system.
* For an addition, you might add wiring for new lighting, ceiling fans, and switches.
* You might install smart home appliances, pool or hot tub wiring, or electric vehicle charging stations.
Electrical remodeling contractors may work for themselves or for other contractors.
what do you do a INDUSTRIAL ELECTRICIAN
Page 8
* you work industrial Factory
* Working with three-phase power, motors, and motor control systems
* Installing the conduit and wiring for motors and process control instruments
* Maintaining, troubleshooting, and repairing motors and other electrical equipment
What do Electrical Maintenance Tech do?
- you work for a faculties
- Monitor and maintain electrical systems and equipment.
- Take apart and repair magnetic motor starters.
what does a utility substation Electrician do?
Page 10
* Install and maintain equipment for power delivery, such as circuit breakers, transformers, and voltage regulators.
* Install grounding systems, conductors, and raceways.
* they work with the Power grid.
what do Maritime Electricians do?
Page 10
they work on Ships
* the have a different set of codes
What are the different Type of Electricians ?
- Residential Electrician
- Commercial
- Service
- Remodeling Contractor
- Industrial
- Maintenance Tech
- Utility Substation
- Maritime
What do you need to do as a apprentice to get state certified?
- 8000 OJT ( On the Job Training)
- 667.5 Classroom Hours
page 12
how often do you get pay increases as a apprentice?
Every 1000 hours.
page 12
what is OSHA?
Page 20
The Occupational Safety and Health Administration
what do you do if OSHA AND NEC Requirments are different for a Job
Page20
Follow the most Stringent requirement
what is the Standard for electrical Safety in the work place
NFPA 70E
page 20
osha standards for general industry are covered in ________
29 cfr 1910
page 20
To enter an apprenticeship program, you are likely to have to submit which of the following?
GATB Form Test results
Page 14
List the residential electrical System Components
- pad-mount transformer (out side box)
- Residential electrical service
- Nail- on Device Box
- Nonmetallic - Sheathed Cable
- Interior PAnel (SubPanel)
- Luminaire (Lighting Fixture)
Page 3
Commercial Electrical System components
- Pad Mount Commercial transformer
- Commercial Electrical Service
- Conduit System
- Fire Alarm system
- office Lighting
- outdoor lighting
Page 4
Industrial Electrical equipment
- Disruption switch gear
- Busbars
- Motor Control Center
Page 6
