Welcome!

Installation Rules Course

A comprehensive guide for Installation Rules P1 and P2 calculations for all 2022 - 2024 papers.

Videos: 18
Duration: 2h 45m
Updated: March 2025

Course Description

Welcome to the Installation Rules Online Course – which entails recordings of calculations from past exam papers.

Every calculation is explained in a detailed step-by-step manner, from the underlying formulas to the correct tables and the logical steps involved. The papers that have been recorded are of the 2022 – 2024 years, which should give you the confidence to approach your exams.

You will also have access to all the notes required for your learning and a bundle of past papers from 2017 - 2025 (Apr).

One Year Access: You will have 12 months access to this course, including all recent updates, videos and new papers during this period.

Recent Updates:

Study Guide

26 May 2025

Apr 2025 P2 exam paper now referenced to the P2 study guide.

Past Papers

22 May 2025

Apr 2025 past papers added.

Notes

10 May 2025

Latest SANS 10142-1: 2024 Edition 3.2 added for reference.

Study Guide

28 Mar 2025

Apr 2025 P1 exam paper now referenced to the P1 study guide.

DETERMINING OF CONDUIT SIZE: SANS 10142-1

November 2023 - Question 9 07m 33s View PDF

August 2022 - Question 10 10m 38s View PDF

ESTIMATED AND CONNECTED LOAD: SANS 10142-1

April 2024 - Question 8 07m 51s View PDF

November 2023 - Question 8 13m 15s View PDF

November 2022 - Question 10 12m 25s View PDF

CALCULATION OF VOLTAGE DROP: SANS 10142-1

April 2024 - Question 9 05m 31s View PDF

April 2023 - Question 8 15m 27s View PDF

August 2023 - Question 9 20m 56s View PDF

November 2023 - Question 9 15m 39s View PDF

April 2022 - Question 1 09m 44s View PDF

August 2022 - Question 8 14m 11s View PDF

VERIFICATION AND CERTIFICATION: SANS 10142-1

Nov 2024 - Question 8 View PDF

Aug 2024 - Question 8 View PDF

April 2024 - Question 8 04m 46s View PDF

April 2023 - Question 7 11m 07s View PDF

Aug 2023 - Question 8 View PDF

November 2023 - Question 8 06m 07s View PDF

April 2022 - Question 4 06m 41s View PDF

August 2022 - Question 7 14m 06s View PDF

November 2022 - Question 7 08m 11s View PDF

Apr 2021 - Question 7 View PDF

Nov 2020 - Question 6 View PDF

1. Occupational Health and Safety Act of 1993

1.1 OHS Act 85 of 93: Section 1, 8, 9, 10 and 22

1.2 Electrical Installation Regulations: Regulations 1 - 14

1.3 Electrical Machinery Regulations: Regulations 1, 3, 5, 6 and 11

1.4 Construction Regulations: Regulations 22

Combined Past Questions

2. SANS 10142-1: 2024 Edition 3.2
The wiring of premises - Part 1: Low Voltage Installations

SANS 10142-1 2024 Edition 3.2 - (For reference only)

2.1 Section 1: Scope

2.3 Section 3 - Definitions

2.4 Section 4 - Compliance

2.5 Section 5 - Fundamental requirements

2.6 Section 7 - Special installations or locations

2.10 Annexure J - Explanation of IP ratings

2.11 Annexure M - Electricity supply systems

2.12 Annexure P - Authority for issuing a Certificate of Compliance

2.13 Annexure Q - IEC symbols associated with switchgear

3.SANS 10198-1:2004:
The selection, handling and installation of electric power cables of rating not exceeding 33 kV

3.1 Part 1: Definitions and statutory requirements

4. SANS 10198-2:2004:
The selection, handling and installation of electric power cables of rating not exceeding 33 kV

4.1 Part 2: Selection of cable type and methods of installation (No calculations)

5. SANS 10292:2001

5.1 Earthing of low-voltage (LV) distribution systems

1. SANS 10142-1: 2024 Edition 3.2
The wiring of premises - Part 1: Low Voltage Installations

SANS 10142-1 2024 Edition 3.2 - (For reference only)

1.1 Section 6 - Installation requirements

1.2 Section 8 - Verification and certification

1.3 Annexure : Limits of "arm's reach"

1.4 Annexure : Installation components

1.6 Annexure - Notification of a potential danger

1.7 Annexure - Installations of surge protection devices (SPDs) into low-voltage systems

1.8 Annexure - Earthing arrangements and equipotential bonding of information technology installations for functional purposes

1.9 Annexure - Classification of safety services necessary for medical locations cables of different sizes.

2. SANS 1973-3:2008
Low-voltage switchgear and control gear assemblies

2.1 Part 3: Safety of assemblies with a rated prospective short-circuit current of up to and including 10 kA

Educational Resources

Past Papers Formulas