Power Limited Exam Prep Class
This is a course designed for those wishing to obtain a Minnesota Power Limited
Technician's license. 32 hours of in-depth instruction covers applicable articles and sections of the current NEC,
Minnesota Statutes and Rules governing electrical work, and a review of the basic
elements of electricity and electrical calculations.
Topics covered include the following:
- NEC 2005 Code
- Ohm's Law
- Watt's Law
- Electrical Conductors and Cables
- Conduit and Conduit Fill
- Voltage Drop
To register, select a class from the drop down above, call MEA at 800-829-6117 or download the registration form.
To schedule your exam, contact Susan Hartman (phone: 651-284-5811 or email:
susan.hartman@state.mn.us) at the Electrical Licensing and Inspection
Unit.
Frequently Asked Questions
- Q: How do I know whether I am qualified to take the Minnesota Power Limited Technicians
license exam?
-
A: To obtain information regarding licensing exam qualification,
call the Electrical Licensing and Inspection Unit (ELI) at (651) 284-5064 or visit
their web site: www.electricity.state.mn.us
- Q: Why is this class held for four days over a two-week period?
-
A: This 32-hour course is given over a two-week period to allow
students ample time to complete any possible homework and to give attendees time
to put their new knowledge and skill into practical application on-the-job.
- Q: Do I need anything else for this class?
-
A: The current NEC code book
is strongly recommended for class. Order online or call MEA at (612) 827-6117 or (800) 829-6117
to order.
Class Outline
- Sign in and material handouts.
- Introduction
- State statue 326(HANDOUT)
- Exam test dates and locations.
- Licensing and Inspection Requirements(HANDOUT)
- Dept of Labor and Industry exam guide(HANDOUT)
- Pages 1-7
- Exam Knowledge areas page 21
- Code Quiz #1( gives starting point for student and helps student see value of class)
- NEC Book
- Index
- Introduction
- Mandatory rules, Permissive rules and explanatory material
- The AHJ for enforcement of code
- The purpose of the NEC
- The scope of the NEC; installations not covered
- Chapter 1
- Definitions
- Approval, listing and labeling of electrical equipment required
- Mechanical execution of work 110.12
- Electrical connections, terminals, splices and temperature limitations of equipment110.14 a,b,c
- Working spaces about electrical equipment and dedicated equipment space 110.32 table 110.26
- Quiz Chapter 1
- Chapter 2
- Lighting equipment installed outdoors
- Standard ampere ratings of fuses and circuit breakers.
- Definitions and terms associated with grounding and bonding
- General requirements for grounding and bonding.
- Grounding and bonding connections required to be made by listed means
- Grounding separately derived systems: bonding jumper and equipment bonding jumper size
- Methods of bonding at the service: provisions for bonding other systems required.
- Bonding in hazardous (classified) locations.
- Equipment grounding and equipment grounding conductors
- Types of equipment grounding conductors and means of identification
- Size of equipment grounding conductors; multiple circuits and conductors in parallel
- Methods of equipment grounding.
- Connection of the receptacle grounding terminal to the outlet box; continuity and attachment of equipment grounding conductor to boxes.
- Quiz Chapter 2
- Chapter 3
- Conductor of different systems permitted in the same enclosure or raceway.
- Conductors protected from physical damage, bored holes, notches in wood, through and parallel to framing members.
- Minimum cover requirements for various wiring methods and locations
- Underground installations protection from damage, splices and taps bushings required…misc
- Sealing raceways exposed to different temperatures, expansion fittings.
- Requirements for securing and supporting raceways, boxes, etc
- Ceiling wires as means of support, raceways used as means of support
- Boxes required at each outlet, switch, or splice point.
- Raceways installed in complete runs; number and size of conductors installed in raceway.
- Requirements for supporting conductors in vertical raceways
- Spread of fire or products of combustion
- Wiring in ducts plenums and other spaces used for environmental air.
- Conductors in dry locations; damp locations; wet locations; conductors exposed to direct sunlight and temp limitations of conductors.
- Conductors entering cabinets, panel boards and meter socket enclosures.
- Conductors entering boxes, conduit bodies, or fittings.
- Boxes installed in walls or ceilings, boxes required to be supported by approved methods.
- Installation requirements for type AC,MC,NM,and UF cable, uses permitted …securing and supporting
- Installation requirements for type IMC, RMC, RNC,FMC,LFMC,LFNC,EMT uses permitted; uses not permitted; securing and supporting; number of conductors permitted
- Surface metal and surface nonmetallic raceways; uses permitted; uses not permitted size and number of conductors; combination raceways
- Cable trays; uses permitted; supports; raceways, cables and boxes supported from cable tray systems; installation of conductors
- Chapter 4
- Requirements for lighting systems operating at 30 volts or less; locations not permitted; secondary circuits not to be grounded.
- Appliances: branch-circuits rating and overcurrent protection, individual circuit for central heating equipment.
- Air conditioning and refrigeration equipment: branch-circuit conductor ampacity, short circuit and ground-fault protection; disconnect required.
- Quiz Chapter 4
- Chapter 5
- Hazard (classified ) locations Classes 1,2,3 and division 1 and 2…groups
- Class 1 locations wiring methods ….circuit limitations
- Class 2 locations; wiring methods…circuit limitations
- Class 3 locations ; wiring methods…grounding and bonding
- Motor fuel dispensing facilities …circuit disconnects
- Health care facilities definitions…essential electrical systems
- Quiz Chapter 5
- Chapter 6
- Information Tech equipment special requirements …Disconnection means required
- Swimming pools, similar installations… equipment
- Chapter 7
- Emergency systems; capacity and rating; separation from other wiring and equipment; sources of power.
- Class 1,2,3 remote control signaling and power limited circuits… permitted
- Class 1,2,3 remote control ….safety control equipment.
- Fire alarm systems; non-power limited and power limited…circuit definitions.
- Optical fibers cables… cable substitutions.
- Chapter 8
- Communication circuits…permitted and substitutions
- Radio and television equipment; grounding receiving stations and metal support structures
- Community antenna television …substitutions
- Network-powered broadband communication systems; wiring methods within buildings.
- Chapter 9
- Tables annex C and notes tables class 2 and 3 alternating current power source limitations.
- Quiz for chapters 6, 7, 8, 9
- Miscellaneous
- General Math including transposing equations; calculating area; volume and percentages
- OHM’s law
- Watt’s law
- Voltage drop calcs
- Series and parallel circuits
- Voltage, current, and power of single phase and three phase systems.
- Laws and rules regulating licensing and inspection
- Work permitted within the scope of personal license
- Work permitted within the scope of contractors license
- Continuing education required to renew personal license
- Installations required to be inspected , procedure for filing a request for inspection.
- Duties and responsibilities license holders; supervision of unlicensed persons
- Duties and responsibilities license holders; responsibilities license holder for contractor and employers.
- Quiz Misc.
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