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05, Nov, 2021

C&G 8202-20 cross-reference to LearningLounge Electrical Resources This is a cross-reference of useful LearningLounge.com Electrical Content to the City & Guilds Level 2 Technical Certificate in Electrical Installation (8202-20)

City & Guilds Level 2 Technical Certificate 

in Electrical Installation (8202-20)


Cross-reference to Electrical Study Content Bundle and other electrical training content available on LearningLounge.com


This cross-reference is intended to support college tutors who enrol to our Electrical Study Content Bundle or other electrical resources, to identify learning content to support both classroom based teaching and guide students to individual support study as appropriate.


Please click here for more information on the wide range of electrical training products we have available.



8202-20 - Unit 201 Health and Safety and Industry Practices

Learning outcomes

In this unit, learners will be able to

1. Know what legislation, regulations, laws and guidance documents are associated with the electrical industry.

2. Use equipment on a construction site

3. Follow safety procedures, practices and policies on construction sites

4. Carry out electrical safety procedures and practices

5. Understand environmental protection

6. Know the structure and roles of individuals and organizations within the construction industry


Learning Outcome 1.Know what legislation, regulations, laws and guidance documents are associated with the electrical industry.

Outcome (bold covered-italic not)

LearningLounge Resource


1.1 Statutory and Non-statutory

Statutory:  

  • The Health and Safety at Work Act

  • The Electricity at Work Regulations

  •   The Management of Health and Safety at Work Regulations

  •   Workplace (Health and Safety and Welfare) Regulations

  •   Control of Substances Hazardous to Health (COSHH) Regulations

  •   Working at Height Regulations

  •   Personal Protective Equipment at Work Regulations  

  • Manual Handling Operations Regulations

  • Provision and Use of Work Equipment Regulations

  • Control of Asbestos at Work Regulations  

  • Environmental Protection Act  

  • The Hazardous Waste Regulations  

  • Pollution Prevention and Control Act  

  • Control of Pollution Act

  •   The Control of Noise at Work Regulations  

  • The Waste Electrical and Electronic Equipment Regulations.

Non-Statutory

  • BS 7671  IET Guidance  

  • HES Guidance Publications  

  • Codes of Practice.



Health and Safety - Legislation and Risk Assessment (Electrical)







Topic 1.2 Roles and responsibilities in relation to health and safety: 

  • Employer  

  • Employees  

  • Organisations  

  • Clients.

H&S - Legislation and Risk Assessment - Link

Learning Outcome 2. Use equipment on a construction site

Topic 2.1 Safe use different types of access equipment including all necessary pre-checks prior to use:  

  • steps

  • ladders  

  • mobile scaffold towers 

  • platforms.

Working at Height - Link

Topic 2.2 Use different types of common PPE:  

footwear  

pads  

harness  

suits  

gloves  

high visibility clothing  

eyewear  

respiratory  

ear wear  

headgear.


Topic 2.3 Perform user checks of power tools in line with the IET code of practice for in service inspection and testing of electrical equipment. 

The purpose of basic protection and common causes of its failure must be considered:

  • voltage  

  • rating  

  • class  

  • casings  

  • leads  

  • plugs  

  • batteries

Portable Appliance Testing - Link


Learning Outcome 3. Follow safety procedures, practices and policies on construction sites

3.1 Produce Risk Assessments and Method Statements (RAMS)

Risk assessment principles:  

  • HSE five steps to completing risk assessments  

  • young person’s risk assessment  

  • completing method statements.

H&S - Legislation and Risk Assessment - Link

3.2 Types of accident reporting

  • RIDDOR  

  • emergency services  

  • site procedures.

RIDDOR Video coming soon

3.3 Principles of fire safety

Causes and prevention of fire and procedures to follow along with equipment that is used:  

  • fire triangle  

  • emergency procedures  

  • types of fire extinguishers  

  • classes of fire.


3.4 Manual handling principles

Principles of and techniques for manual handling, and the consequences of not following:  

  • lifting technique

  • load.


Health & Safety - Manual Handling - Link

3.5 Types of signage used on a construction site

Types of signage:  

  • safety  

  • welfare  

  • Information.

H&S - Legislation and Risk Assessment - Link

3.6 Procedures for common hazardous materials

Types of hazardous materials:  

  • resins  

  • acids  

  • fuels/oil.

Procedures for handling COSHH materials:  

  • use 

  • storage 

  • packaged 

  • signage.

COSHH coming soon.

3.7 Procedures for dealing with asbestos found in the work place

Procedures for dealing with asbestos:

  • exposure situations  

  • procedure if suspected.

ASBESTOS coming soon.

3.8 Site safety management

Types of routine site safety management:

  • common site rules  

  • orientation  

  • prohibition areas  

  • access and egress  

  • known hazards.


Learning Outcome 4: Carry out electrical safety procedures and practices

4.1 Safe isolation procedures

Full isolation procedure for:  

  • installations  

  • circuits  

  • equipment  

  • single phase  

  • three phase.

Safe Isolation Procedures - Link

4.2 Construction site supplies

Types of supplies:  

  • site lighting  

  • site power  

  • charging stations  

  • Supply arrangement.


4.3 Perform safe isolation

Carry out safe isolation for single phase:

  • installations  

  • circuits  

  • equipment.

Safe Isolation Procedures - Link

Learning Outcome 5: Understand environmental protection

5.1 Types of waste management and disposal

Types of waste management and disposal:

  • recycling  

  • landfill  

  • WEEE  

  • hazardous waste disposal.


5.2 Reporting of hazardous waste

Methods of identifying and reporting hazardous materials:  

  • asbestos

  • lead  

  • acids  

  • PCB’s  

  • mercury.




5.3 Type of pollution:

Different types of pollution:

  • land contamination  

  • air contamination  

  • noise  

  • light.


Learning Outcome 6: Know the structure and roles of individuals and organizations within the construction industry

6.1 Types of site personnel

Roles within the site hierarchy structure:

  • Site manager  

  • Safety officer  

  • Structural engineer  

  • Supervisors  

  • Co-workers.


6.2 Client and representatives

Roles of client and representatives:  Architect  

  • Quantity surveyor  

  • Clerk of works  

  • Local authority representatives.


6.3 Relationships in the contract structure

The relationship between site representatives:

  • Client  

  • Main contractor  

  • sub-contractor  

  • trades.


6.4 Role of industry bodies

  • Institutes  

  • CERTSURE  

  • Electrical Safety First  

  • JIB.




Unit 202 Electrical Science

Learning outcomes

In this unit, learners will be able to

1 Apply mathematical principles

2 Understand direct current principles

3 Understand electromagnetic principles

4 Understand electronic components


Learning Outcome 1: Apply mathematical principles

1.1 Units of measurement

Learners must be able to interpret and perform calculations using a range of numeric quantities represented as a base value by using indices or engineering notation. 

Units of physical measurement to include:  International system of units (SI) and any associated formulas: 

  • Length  

  • Area  

  • Volume  

  • Weight  

  • Density  

  • Energy  

  • Force  

  • Work  

  • Power  

Other properties:  

  • Speed  

  • Velocity  

  • Acceleration  

Numeric quantities:   

  • Nano  

  • Pico  

  • Micro  

  • Milli  

  • Kilo  

  • Mega  

  • Giga  

  • Tera.

Basic Mechanics - Mechanical Science - Link



1.2 Work with equations

Carry out calculations:  

  • Algebra:  

                      o Symbols  

                      o Transposition  

                      o Formulae

                      o Linear equations  

  • Trigonometry  

  • Pythagoras theory.



1.3 Work with geometry

Carry out physical quantity calculations:

  • Area  

o Square  

o Rectangle  

o Circles  

o Triangles 

oVolume  

o Cube  

o Cuboid  

o Cylinder.


Learning outcome 2 Understand direct current principles

2.1 Electron theory

The structure of an atom:  

  • Atomic components  

  • Charge.

Basic Electricity - Link

2.2 Properties of an electrical circuit

International System of units (SI) for electrical circuits and associated formulas:  

  • Current  

  • Voltage  

  • Resistance  

  • Charge  

  • Power.

Insulators:  

  • Types  

  • Application  

  • Temperature effects.

Conductors:

  • Types

  • Application

  • Temperature effects.

Electrical quantities:

  • Coulomb  

  • Ampere  

  • Potential difference  

  • Resistance  

  • Resistivity.

Sources of electromotive force (e.m.f.):  

  • Chemical  

  • Magnetic  

  • Thermal.

Current flow:  

  • Conventional  

  • Electron.

Basic Electricity - Link

2.3 Principles of an electrical circuit

Principles of circuits:  

  • Series  

  • Parallel  

  • Ohms Law  

  • Power.

Basic Electricity - Link

Essential Electronics - Link

2.4 Measurement of electrical circuits

  • Types of Instruments and connection arrangements:  

  • Voltmeter  

  • Ammeter  

  • Ohmmeter  

  • Wattmeter.


Learning outcome 3 Understand electromagnetic principles

3.1 Principles of magnetism

Magnetic properties and units (SI) and associated formulas:  

  • Magnetic flux  

  • Flux density.

Magnetic fields associated with:  

  • Permanent magnets  

  • Current carrying conductors  

  • Solenoids.

Types of magnets:  

  • Permanent  

  • Electromagnet

Effects of magnetism:  

  • attraction  

  • repulsion.

Science Nuggets - Electricity and Magnetism - Link

3.2 Conductors in magnetic fields

Effects of conductors:  

  • Calculations of force exerted  

  • Flemings rules.

Applications of magnetic force:  

  • Relay  

  • Solenoid.

Science Nuggets - Electricity and Magnetism - Link

3.3 Principles of electrical generation

Units of induction (SI):  

  • Henry.

Principles of single loop a.c. alternator:  

  • Principle of operation  

  • Production of a sine wave  

  • Generated e.m.f. calculations.

Properties of a sinewave:  

  • Peak value  

  • Peak to peak value

  • Periodic time  

  • Frequency  

  • RMS  Average.


3.4 Transformer principles

Principles of operation:  

  • Mutual induction. 

Construction:  

  • Windings  

  • Ratios  

  • Core types. 

Function:  

  • Step-up  

  • Step-down

Losses:  

  • Copper  

  • Iron. 

Applications:  

  • Power distribution  

  • Voltage conversion  

  • Current measurement.

Essential Electronics - Link

Learning outcome 4 Understand electronic components

4.1 Operating principles of components

Identification, basic operation and symbols for the following:  

  • Resistor  

  • Capacitor  

  • Thermistor  

  • LDR  

  • Diode

  • Signal diode  

  • Zener diode  

  • Light emitting diode (LED)  

  • Photo diode  

  • Transistor  

  • Diac  

  • Triac.

Essential Electronics - Link

Electronics and the Lamp

4.2 Applications and uses of components

Simple applications of where components are used:  

  • Voltage rectification  

  • Signal amplification  

  • Circuit control  

  • Dimming  

  • Soft start  

  • Current limiting  

  • Indication  

  • Sensor.

Essential Electronics - Link

Electronics and the Lamp

Unit 203 Electrical Installation

Learning outcomes

In this unit, learners will be able to

1 Use tools commonly used in electrical installation practices

2 Erect cable containment/management systems used in electrical installation

3 Install wiring systems and supports used in electrical installation activities

4 Install accessories and terminate using a range of connections

Learning outcome 1 Use tools commonly used in electrical installation practices

1.1 Use tools for electrical installation

Common hand tools used to:  

  • Form  

  • Fabricate  

  • Cut  

  • Fix  

  • Strip  

  • Terminate  

  • Tighten  

  • Compress  

  • Grip  

  • Punch  

  • File  

  • Hold  

  • Mark.

Power tools:  

  • Drills  

  • Saws  

  • Chase cutters  

  • Types of drill bit.

Measurement and marking tools:  

  • Spirit level  

  • Water level  

  • Laser level  

  • Chalk-line  

  • Tape measure  

  • Rule  

  • Measuring wheel  

  • Range finder  

  • Square.


Learning outcome 2 Erect cable containment/management systems used in electrical installation

2.1 Selection of systems used in installation work

Factors that influence selection of containment/management systems:  

  • Capacity  

  • Suitability  

  • External influences  

  o Environment  

  o Utilisation  

  o Building.

Practical Installation

Cable Tray - Link

Fitting BS951 Bonding Clamps - Link

MICC/MIMS/MI/Pyro - Link

PVC Conduit - Link

Steel Trunking System - Link

Steel Conduit Wiring System - Link

Steel Wire Armour - Link

SY Control Flexible Cable - Link

Twin & CPC - Link

Fixing Components - Link


2.2 Types of forming/fabricating

Types of forming/fabricating:  

  • Bends  

  • Sets  

  • Junctions.

PVC Conduit - Link

Steel Conduit Wiring System - Link

2.3 Selecting fixings

Factors that influence selection fixings:  

  • Support brackets/rods  

  • Fixing systems  

  • Load bearing  

  • Aesthetics  

  • Protection  

  • Building fabric.

Fixing Components - Link

2.4 Install systems

Install the following containment/management systems:  

  • Conduit/ducting (PVC and metallic)  

  • All types of trunking (PVC and metallic)  

  • Tray  

  • Basket  

  • Ladder.

PVC Conduit - Link

Steel Conduit Wiring System - Link

Cable Tray - Link

Steel Trunking System - Link


Learning outcome 3 Install wiring systems and supports used in electrical installation activities

3.1 Factors affecting the selection of wiring systems

Consider factors that affect selection:  

  • Aesthetics  

  • Cost  

  • Installation methods  

  • Longevity  

  • External influences.

Each title of the Practical Skill Series includes aspects of these in the introduction.

3.2 Types of support methods and application

Types of support methods:  

  • Clip  

  • Cleat  

  • Protection against premature collapse  

  • Tie  

  • Catenary  

  • Buried  

  • Support distances.


3.3 Techniques for installing wiring components

Different types of installation techniques:  

  • Forming  

  • Drawing in  

  • Dressing.


3.4 Install wiring systems and supports

Install the following wiring components:  

  • Non-sheathed  

  • Sheathed  

  • Single-core  

  • Multi-core  

  • Flat-profile  

  • Armoured  

  • Flexible  

  • Fire retardant

  • Data  

  • Signal  

  • Communication.


Learning outcome 4 Install accessories and terminate using a range of connections

4.1 Factors that affect selection of accessories

Consider factors that affect selection:  

  • Load  

  • Suitability  

  • External influences  

o Environment  

o Utilisation  

o Building.


4.2 Install accessories

Install different accessories:  

  • Switchgear  

  • Control gear  

  • Switches  

  • Socket-outlets  

  • Luminaires  

  • Luminaire couplers  

  • Current-using equipment  

  • Clamps  

  • Wiring connection box  

  • Busbar.


4.3 Carry out connections

Types of connections to be installed:  

  • Screw  Clamp  

  • Compression  

  • Solder  

  • Insulation displacement  

  • Compact lever.

Making the Connection Link

Unit 204 Electrical Technology

Learning outcomes

In this unit, learners will be able to

1 Understand how electricity is supplied and the characteristics of consumer’s equipment

2 Understand isolation and protection

3 Understand automatic disconnection of supply

4 Understand the principles of final circuits

5 Understand technical information

6 Understand requirements for obtaining and providing client information


Learning Outcome 1 Understand how electricity is supplied and the characteristics of consumer’s equipment

1.1 Generation, transmission and distribution of electricity

Methods of generating electricity for distribution: 

  • Gas  

  • Coal  

  • Oil  

  • Wind  

  • Wave  

  • Hydro  

  • Photo-voltaic.

Transmission voltages:  

  • 400 kV  

  • 275 kV  

  • 132 kV

Distribution voltages:  

  • 33 kV  

  • 11 kV  

  • 400 V  

  • 230 V

Electrical transmission and distribution network and the purpose of the equipment used in that network:  

  • Pylons  

  • Sub-stations  

  • Transformers


Power Generation and Electrical Systems

Electrical Systems (TN-C-S, TN-S, TT, IT) - Link

Lines of Power One - Supplying the Network

Lines of Power Two - Distribution Over Land and Sea

Lines of Power Three - Delivered to the Door

(also see renewable technologies below)


Photovoltaics (solar panels) - Link

Power Through WInd - Link

1.2 Electrical intake arrangements

Arrangements for electrical installations for an incoming supplies up to 100 A single phase: 

  • Distributors cut-out  

  • Electricity meter  

  • Meter tails  

  • Electricity isolator switch.


1.3 Features of consumer units/distribution boards

Constructional features of consumer units and distribution boards, including:  

  • Double pole isolators  

  • Protection against overcurrent  

  • Protection against overload

  •  Additional protection against electric shock  

  • Fault protection  

  • Consumer unit assembly material.

Domestic Distribution - Link

1.4 Types of earthing arrangements

Characteristics of common earthing arrangements including:  

  • TN-C-S  

  • TN-S  

  • TT.

Electrical Systems (TN-C-S, TN-S, TT, IT) - Link

Learning outcome 2 Understand isolation and protection

2.1 Types of protection devices

Characteristics of protective devices: 

  • Fuses (BS 88-2, BS 88-3, BS 88-6, BS 3036)  

  • CBs  

  • RCD  

  • RCBO.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


2.2 Purpose of discrimination/selectivity devices

Discrimination/selectivity of the following devices:  

  • Fuses (BS 88-2, BS 88-3, BS 88-6, BS 3036)  

  • CBs  

  • RCD  

  • RCBO.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


2.3 Purpose of isolation and switching

Purpose of isolation and switching in circuits, including the provision of:  

  • Isolation  

  • Functional switching  

  • Emergency switching  

  • Switching off for mechanical maintenance.


Learning outcome 3 Understand automatic disconnection of supply

3.1 Principles of basic protection

Types Basic Protection:  

  • Insulation  

  • Barriers and enclosures.

Purpose of basic protection:  

  • Prevent electric shock through contact with live parts  

  • Associated risk factors  

                 o Environment  

                 o Location.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


3.2 Principles of fault protection

The purpose of fault protection:  

  • Prevent electric shock under fault conditions.  

  • Protect cables and equipment.

  • Maximum disconnection times for circuits including:  

  • TN Circuits:  

     o Final circuits  

     o Distribution circuits  

  • TT Circuits:  

     o Final circuits  

     o Distribution circuits.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


3.3 Purpose of earthing and bonding

Purpose of earthing:  

  • Earthing conductor  

  • Circuit protective conductor. 

Purpose of bonding:  

  • Main protective bonding  

  • Supplementary equipotential bonding.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


3.4 Types of conductive parts

Types of conductive parts:  

  • Exposed:  

   o Steel conduit  

   o Steel trunking  

   o Steel tray  

   o Metal accessories  

   o Metallic equipment  

  • Extraneous:  

   o Metallic service pipes (gas, oil, water)  

   o Steel duct work  

   o Structural steel.

Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


3.5 Types of earth fault paths

Types of component parts of the earth fault loop path:  

  • Zs  

  • Ze  

  • R1  

  • R2  

  • Main earthing terminal (MET)  

  • Suppliers earth return path.


Understanding Circuit Protection - (An introduction to fault protection and protection for safety) - Link

Understanding Circuit Protection - (RCDs) - Link


Learning outcome 4 Understand the principles of final circuits

4.1 Arrangements of final circuits

Standard circuits:  

  • Lighting circuits  

   o One way  

   o Two way  

   o Intermediate  

  • Sockets outlet circuits  

   o Ring final  

   o Radial 

  • Supplies to fixed equipment  

   o Water and space heaters  

   o Cookers  

   o Showers  

  • SELV lighting.


Domestic Distribution - Link








NB. no mention of EV charging points. We would expect this to be added.

4.2 Factors that affect load capacity

Factors affecting load capacity in final circuits:  

  • Design current  

  • Nominal rating of protective device  

  • Selection in accordance with IET On-site guide or student’s guide.

Domestic Distribution - Link

4.3 Factors and requirements of voltage drop

Factors that affect voltage drop:  

  • Circuit length  

  • Load  

  • Cross-sectional area of conductor.

Requirements of voltage drop:  

  • Lighting circuits  

  • Power circuits.


Domestic Distribution - Link

Learning outcome 5 Understand technical information

5.1 Guidance publications used for electrical installation

Types of guidance publications associated with the installation of electrical systems:  

  • IET On-Site Guide  

  • IET Guidance Notes  

  • HSE Guidance  

  • The Electricians Guide to Good Electrical Practice.


5.2 Regulations that apply to electrical systems

Types of regulations that apply to electrical systems:  

  • Electricity at work regulations  

  • BS 7671  

  • Building regulations.



For detailed 18th Edition please enquire about our Online Classroom Resource or our Full Online Courses Link 

(a separate enrolment is required to Electrical Study)

5.3 Manufacturer’s information to support planning of electrical activities

Data contained in manufacturer’s information used to plan electrical activities:  

  • Data sheets  

  • Installation instructions  

  • Product warranties.


5.4 Drawings used to plan electrical activities

Information contained on drawings used to plan electrical activities:  

  • Plans/layout drawings  

  • Schematic plans  

  • Wiring diagrams  

  • Circuit diagrams  

  • Block diagrams.


5.5 Symbols and scales used in electrical documents

Types of symbols used in the following:

  • layout drawings  

  • building plans  

Schematic diagrams  

Wiring diagrams.

Types of commonly used scales:  

  • 1:1  

  • 1:10  

  • 1:50  

  • 1:100  

  • 1:500


Learning outcome 6 Understand requirements for obtaining and providing client information

6.1 Types of financial information

Types of financial information:  

  • Estimates  

  • Quotations  

  • Payment schedules  

  • Invoice statements  

  • Cancellation rights.


6.2 Types of handover information

Types of handover information:  

  • Design philosophy statement  

  • As fitted drawings  

  • Product user instructions  

  • Maintenance schedules  

  • Building Regulations approvals  

  • Electrical test information  

  • Energy performance certification.







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