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Guidance Template for Alignment of Programmes to Unit Standards
____________________________________________________________________________________________________________________
NAME OF ORGANISATION:
Title of Award:
Level:
Duration: Notional Learning time (Hours): Total Credits:
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Introduction
Target population and entrance requirements
Delivery modes and programme structure
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Elements and
Performance
Criteria
Knowledge and
understanding
Skill, Action, Task,
Performance
Attribute/
Attitudes
Context Appropriatetraining/Learning
Strategies
Appropriate
Assessment
Strategies
Unit Standard Title: Shut down and isolate electrical machines safely Code Number: 00316.01.01
Credit Value:Credits 3
Prepare forsafe shutdown andisolation
The effects of shut downon neighbouringmachines and equipmentare described inaccordance with safetyprocedures.
Operation sequence andfunction are establishedfor the machine and orequipment in accordancewith manufacturersspecifications .
All personnel affected bythe shut down procedureare advised inaccordance with
establishmentprocedures.
Types and magnitude ofhazards associated withthe shut down procedure
Describe the effects of shut
down on neighboring machines
and equipment.
Outline the operation sequence
and function for the machine
and or equipment
Explain how all personnel
affected by the shut down
procedure are advised.
Identify the types and
magnitude of hazards associated
with the shut down procedure
Accurate
Organized
Workplace Lectures
Demonstrations
Tests
Assignments
Observations
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Complete safeshut downand isolationsequence
are identified. Hazardsmay include but are notlimited to moving parts,potential energy andpower source(s).
Machine and equipmentlock-off devices and tagsare used in accordancewith establishmentprocedures. Lock offdevices may include butare not limited to isolationof mechanical andelectrical drives, pipework, pressuresupply systems (oil, waterand product), rotatingequipment, electricalswitches, circuit breakers,mechanical and powerdriven valves andblanking plates.
. Machine and equipment
safety devices are usedin accordance with jobrequirements andestablishmentprocedures.
Stored or residual
Hazards:
Moving parts, potential energy
and power source (s)
State that machine and
equipment lock-off devices andtags are used.
Lock-off devices: Isolation of
mechanical and electrical
drives, pipe work , pressure
supply systems (oil, water and
product ), rotating equipment,
electrical switches, circuit
breakers, mechanical and power
Driven valves and blanking
plates.
Explain how the machine and
equipment safety devices areused.
Explain how stored or residual
Cooperative
Accurate
Organized
Workplace
DemonstrationsLectures
Practical exercise
TestsAssignment
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energy is dissipated orrestrained in accordancewith establishmentprocedures.
Machine and equipmentisolation is verified priorto commencingmaintenance work, andall relevant personnel areadvised.
Complete machine andequipment records forshut down and isolationin accordance withestablishmentprocedures.
energy is dissipated or
restrained.
State that machine andequipment isolation is verified
prior to commencing
maintenance work, and allrelevant personnel are advised.
Describe the completion of
machine and equipment records
for shut down and isolation
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Elements and
Performance
Criteria
Knowledge and
understanding
Skill, Action, Task,
Performance
Attribute/
Attitudes
Context Appropriate
training/Learnin
g Strategies
Appropriate
Assessment
Strategies
Unit Standard Title:Demonstrate knowledge of circuit protection Code Number: 00315.01.01
Credit Value:Credits 8
Demonstrateknowledge ofcircuitprotectionterms andprinciples
The meanings of circuitprotection terms areexplained in accordancewith industry practice.
Protection terms includebut are not limited torated current, voltagerating, fusing current(fusing factor, trippingfactor), utilisationcategory, classes offuses and circuitbreakers, cut-offcharacteristic, time vscurrent characteristic,category of duty,discrimination, back-upprotection, rupturing
capacity (breakingcapacity), prospectiveshort-circuit current(PSC), coarse excess-current protection,Close excess-current
Explain the following
protection terms
Rated current
Voltage rating
Fusing current
Fusing factor
Tripping factor
Outline the Utilization and dutycategory of protective devices
Protective devices:
Fuses and circuit breakers
Utilization category:
Cut-off characteristic
Time vs current
characteristic
Duty category:
Discrimination
Back-up protection
Rupturing
capacity( breaking
capacity)
Prospective short-circuit
Accurate
Organized
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignment
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protection andsensitivity.
Relationship betweenfusing or tripping current,current rating, and fusingor tripping factor for aprotective device isstated in accordancewith standard practice.
Merits of providing close
excess-currentprotection are explainedaccording to currentregulations andstandards.
The effects of electricalfaults are described interms of the danger toPeople and property.
Electrical faults includebut are not limited toleakage current, overcurrent and short circuit;Effects include but arenot limited toElectromechanical
current( PSC )
Coarse excess- currentprotection
Close excess-current
protection and
sensitivity
State the relationship between
fusing or current, current rating
and fusing or tripping factor for
a protective device
Explain the merits of providing
close excess-current protection.
Describe the effects of electrical
fault in terms of the danger to
the people and property
Electrical faults:
Leakage current
Over current
Short circuit
Effects:
Electromechanical
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Demonstrateknowledge of
circuitprotectiondevices
energy, heat energy,damaged cables andequipment, fire,explosion and electricshock.
The need for rapiddisconnection of faultycircuits is explained inAccordance withstandard practice.
Protection devices aredescribed with the aid of
diagrams and referenceto construction andoperating principles.Protective devicesinclude but are notlimited to rewirable,cartridge and highrupturing capacity (HRC)fuses, miniature circuit-breaker (mcb), magnetic
and thermal overloadrelays, fuses (includingminiature glass cartridgetype), fusible links.
energy
Heat energy
Damaged cables and
equipment
Fire
Explosion and electric
shock
Explain the need for rapid
disconnection of faulty circuits.
Describe with the aid of
diagrams, the construction andoperating principles ofprotective devices.
Protective devices:
Rewirable fuse
Cartridge and high
rupturing capacity (HRC
) fuses
Miniature circuit
breaker ( mcb ) Magnetic and thermal
overload relays
Fuses ( including
miniature glass cartridge
type)
Accurate
Organized
Workplace Lectures
DemonstrationsPractical exercise
Tests
Assignment
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Fuse cartridge type andsize are identified fromphysical or graphical
Representations ofcartridge markings.
Protection devices areclassified according totheir ability to provideeither coarse or closeexcess-currentprotection.
Time versus currentcurves of rewirablefuses, HRC fuses, andminiature circuitbreakers are comparedin terms of speed ofoperation and accuracyof calibration.
The effects of poorselection of protectivedevices are describedfor different faultconditions. Poorselection includes but isnot limited to underrated,
Fusible links
Identify the type and size of
fuse cartridge from physical or
graphical representations of
cartridge markings.
State those protective devices
are classified according to their
ability to provide either coarse
or close excess- currentprotection.
Compare the time versus
current curves of rewirable
fuses, HRC fuses, and
miniature circuit breakers in
terms of speed of operation and
accuracy of calibration
Describe the effects of poorselection of protective devices
for different fault conditions.
Poor selection:
Underrated
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overrated, incorrectutilisation category,classes of fuses andcircuit breakers, fusingor tripping factor,
rupturing capacity; faultconditions overload,short-circuit, earthleakage fault,mechanical overload,loss of one phase in amotor and excessiveearth leakage
A three-phaseprotective device isdescribed with referenceto construction,operating principle, andprotection affordedadditional to that of asingle-phase circuit.
Practicaldemonstrations aregiven of resetting orreloading protectivedevices, in accordancewith industry practice
Overrated
Incorrect utilization
category
Classes of fuses and
circuit breakers
Fusing or tripping factor
Rupturing capacity
Fault conditions:
Overload
Short- circuit
Earth leakage fault
Mechanical overload
Loss of one phase in a
motor and excessive
earth leakage
Describe a three- phase
protective device with reference
to construction, operating
principle and protection
afforded additional to that of a
single- phase circuit.
Demonstrate practical theresetting or reloading protective
devices.
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Demonstrateknowledge of
residualcurrent devices(RCDs)
and safety procedures.
RCD terms areexplained according to
current regulations andstandards and industrypractice. RCDs includebut are not limited toearth-leakage circuit-breaker (ELCB), residualcurrent-operated circuitbreaker (RCCB),residual current-operated circuit breakerwith overcurrent
protection (RCBO) andground-fault interrupter(GFI).
An RCD is describedwith reference toconstruction andprinciple of operation inaccordance withmanufactures
specifications.
Procedures for testingthe operation of RCDsare described accordingto current regulationsand standards.
Explain the RCD terms
RCDS: Earth-leakage circuit-
breaker (ELCB )
Residual current-
operated circuit breaker
(RCCB )
Residual current-
operated circuit breaker
with overcurrent
protection ( RCBO )
Ground- fault interrupter(GFI )
Describe the construction and
principle of operation of an
RCD
Describe the procedures fortesting the operation of RCDs.
Organized
AccurateCooperative
Workplace LecturesDemonstrations
Practical
exercises
TestsAssignment
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Select circuitprotectiondevices forelectricalapplications
Precautions to be takenwhen testing circuitscontaining RCDs aredescribed. Precautions
include but are notlimited to warning labels,disconnection of RCDwhen using a highvoltage tester andaccidental tripping ofRCD when testing otherparts of the circuit.
Situations requiring RCDprotection are statedaccording to currentregulations andstandards.
Protection device isselected to meet theapplication requirementsin terms of electricalprotection characteristic,speed of operation, resetmethod, and currentregulations andstandards.
Describe the precautions to be
taken when testing circuits
containing RCDs.
Precautions: Warning labels
Disconnection of RCD
when using a high
voltage tester
Accidental tripping of
RCD when testing other
parts of the circuit.
State the situations requiring
RCD protection.
Select protective devices in
terms of electrical protection
characteristic, speed of
operation, reset method to meet
the application requirements.
Organized
Accurate
Cooperative
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignments
Practical
exercises
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Relative merits ofdevices are stated andcompared where more
than one device meetsthe applicationrequirements
State and compare relative
merits of devices where more
than one device meets theapplication requirements.
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Elements and
Performance
Criteria
Knowledge and
understanding
Skill, Action, Task,
Performance
Attribute/
Attitudes
Context Appropriatetraining/Learning
Strategies
Appropriate
Assessment
Strategies
Unit Standard Title: Use cutting tools and machines in the performance of electrical installation and maintenanceCode Number: 00314.01.01 Credit Value:Credits 2
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Set up anduse a drillpress.
Set up anduse a lathemachine
Material is secured tightly inaccordance with safetyprocedures andmanufacturer'sspecifications.
Drill bit is selected andsecured in the chuck inaccordance with jobrequirements, safetyprocedures andmanufacturer'sspecifications
Material is secured tightlyin accordance with safety
procedures.
Required drill speed isselected in accordance withmaterial being cut andmanufacturer'sspecifications.
Drill is put to use inaccordance with safeworkshop practices..
Material is secured tightly inaccordance with safetyprocedures.
Cutting tool is selected andsecured in the chuck inaccordance with job
Demonstrate the safety
procedures for tight securing of
material
Select and secure the drill bit in
the chuck with job
requirements, safety proceduresand manufacturers
specifications
State that the material is secured
tightly with safety procedure.
Select the required drill speed in
accordance with material being
cut and manufacturersspecifications
Use the drill with safe
workshop practices.
State that the material is secured
tightly with safety procedure.
Select and secure the cutting
tool in the chuck.
Organized
Accurate
Cooperative
Organized
Accurate
Cooperative
Analytical
Workplace
Workplace
Lectures
Demonstrations
Practical exercise
Lectures
Demonstrations
Practical exercise
Tests
Assignments
Observations
Tests
Assignments
Observations
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Set up and
use a benchgrinder
requirements and safetyprocedures.
Required chuck speed isselected in accordance withmaterial being cut.
Lathe is put to use inaccordance with safeworkshop practices.
Grinding wheel is inspectedfor cracks and to ensurethat the edge is square inaccordance with safetyprocedures.
Rest is set in accordancewith manufacturer'sdirections and safetyprocedures.
Guard is checked for
integrity and tightness inaccordance with safetyprocedures.
Material is ground inaccordance with safeworkshop practices.
Select required chuck speed in
accordance with material being
cut.
Use lathe in accordance with
safe workshop practices.
Inspect the grinding wheel forcracks and ensure that the edge
is square in accordance with
safety procedures.
Set the rest in accordance with
manufacturers directions and
safety procedures.
Check the guard for integrity
and tightness.
Ground the material accordance
with safe workshop practices.
OrganizedAccurate
Cooperative
Workplace LecturesDemonstrations
Practical exercise
TestsAssignments
Observations
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Set up anduse a power
saw
Power saw blade is set upand tensioned inaccordance with safetyProcedures.
Material is secured tightlyin accordance with safetyprocedures.
Power saw is put to use inaccordance with safeworkshop practices.
Power saw is switched off
and cleaned after use inaccordance withindustry practice
Set up the power blade and
tension.
Secure the material tightly with
safety procedures.
Use the power saw with safe
workshop practices.
Switch off and clean the power
saw after use with industrypractice.
Organized
Accurate
Cooperative
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignments
Observations
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Elements and
Performance
Criteria
Knowledge and
understanding
Skill, Action, Task,
Performance
Attribute/
Attitudes
Context Appropriatetraining/Learning
Strategies
Appropriate
Assessment
Strategies
Unit Standard Title:Install earthing systems for multiple earthed neutral installations Code Number: 00313.01.01
Credit Value:Credits 3
Plan earthingsystems for
MENinstallations
Earth electrode system isplanned in accordancewith current regulationsand standards. Planningincludes but is not limitedto the selection of size,type, position,configuration of electrodeor earth material.
Earthing cable and routeare planned inaccordance with currentregulations andstandards.
All metal work requiringbonding in accordancewith current standardsand regulations isidentified in the building.
Plan earth electrode system
Planning:
Selection of size
Type
Position
Configuration of
electrode or earth
material.
Plan earthing cable and route
Identify all metal work
requiring bonding in building
Organized
Accurate
Cooperative
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignments
Observations
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Installearthing
systems forMENinstallations
Earth electrode, earthinglead, and earth bar are
installed in accordancewith current regulationsand standards.
Metalwork is bonded inaccordance with currentregulations andstandards. Bonding isdone on water pipes, gaspipes, waste pipes,showers, sinks and
switchboard enclosures
Earthing and bondingconnections are made inaccordance with currentregulations andstandards. Connectionsmust be clean, secure,protected againstcorrosion, protectedagainst mechanicaldamage, readilyaccessible and labelledas required.
Install earth electrode, earthing
lead and earth bar.
Bond metalwork on waterpipes, gas pipes, waste pipes,
showers, sinks and switchboard
enclosures
Clean, secure, protect against
corrosion, protect against
mechanical damage of earthing
and bonding connections.Readily accessible and labelled
earthing and bonding
connections as required.
Organized
Accurate
Cooperative
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignments
Observations
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Test earthingsystems for
MENinstallations
Earthing system is testedin accordance with
current regulations andstandards.
Test results aredocumented inaccordance with currentregulations andstandards, and companyrequirements.
Testing confirms that allrequirements of currentregulations andstandards have beenmet, and that the earthingsystem is safely toconnected.
. A certificate ofcompliance is completedby a registered tradesperson in accordancewith current regulations
Test the earthing system
Document the test results
Confirm the testing that all
requirements of currentregulations and standards have
been met, and that the earthing
system is safely to connect.
Complete the certificate of
compliance.
Organized
Accurate
CooperativeAnalytical
Workplace Lectures
Demonstrations
Practical exercise
Tests
Assignments
Observations
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Information on benchmarking
Assessment
Certification and progression pathways
References and Bibliography
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