Study Guide

Objective

- The course covers the basic concepts in electrical safety, electricity, electric motors and electrical installations.
- Students learn the central concepts and dangers that electricity can bring

Content

- Charges, Coulomb's law and electric fields
- Potential and voltage, current and resistance
Ohm's law
Kirchhoff's laws
- Electrical power and energy
- Alternating current (AC) and direct current (DC)
3-phase
Frequency
- Electric motors
Asynchronous motors
Synchronous motors
DC motors
- Electrical safety
- Electrical installation
Fuses
Residual current protection
Color marking of conductors

Location and time

Weeks 36 - 41

Materials

Compendium and textbook.

Teaching methods

Lectures
Practical calculation
Simulations
Self studies
Home exercises

Exam schedules

Week 41.

Completion alternatives

Written exam with possibility to get extra points from the home exercises.

Student workload

Altogether 81 hours, of which 36 hours are given as classroom education. Six weeks with three two-hour lectures per week.

Evaluation scale

H-5

Assessment criteria, satisfactory (1)

- Can solve simple calculations using Ohm's law, power law and Coulomb's law
- Knows the difference between AC voltage and DC voltage
- Can calculate the resistance of a conductor
- Knows the main types of electric motors
- Knows basic things about electrical safety
- Knows the color marking of conductors in electrical installations in buildings

Assessment criteria, good (3)

- Can calculate replacement resistance for series and parallel connected resistors
- Can calculate potential in circuits
- Can describe in more detail the difference between different types of electric motors
- Has a more detailed understanding of electrical safety
- Knows the role of a fuse and a residual current device in an electrical installation
- Understands the placement of the phases from a geometric perspective

Assessment criteria, excellent (5)

- Can calculate current and voltage in combined series and parallel connections of resistors
- Can calculate currents, voltages and phase differences in simple AC circuits

Assessment methods and criteria

The written exam has four questions with six points each. A total of 24 points. All questions are calculations.
Six points in a task require complete calculation with the right values ​​and the right answer.
Points are given for correct thinking, carelessness gives deductions.
The home exercises can give a maximum of six points extra.

Assessment criteria, fail (0)

Less than 8 points from the written exam.

Assessment criteria, satisfactory (1-2)

Grade 1: 8 - 11,5 points.
Grade 2: 12 - 15,5 points.

Assessment criteria, good (3-4)

Grade 3: 16 - 19,5 points.
Grade 4: 20 - 23,5 points.

Assessment criteria, excellent (5)

24 points and more.

Qualifications

No prerequisites