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SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

Spray-wash energised Medium/High Voltage networks 
SAQA US ID UNIT STANDARD TITLE
259178  Spray-wash energised Medium/High Voltage networks 
ORIGINATOR
SGB Electrical Engineering & Construction 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 12 - Physical Planning and Construction Electrical Infrastructure Construction 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 4  NQF Level 04 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Reregistered  2018-07-01  2023-06-30  SAQA 06120/18 
LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT
2024-06-30   2027-06-30  

In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise.  

This unit standard replaces: 
US ID Unit Standard Title Pre-2009 NQF Level NQF Level Credits Replacement Status
113878  Spray-wash energised medium / high voltage networks  Level 4  NQF Level 04  Complete 

PURPOSE OF THE UNIT STANDARD 
This unit standard is for persons in the electrical distribution industry.

The person credited with this unit standard will be able to:

Spray-wash energised medium and high voltage substations and lines in accordance with industry requirements, work procedures, standards and statutory requirements.
This unit standard will contribute to the full development of the learner within the electrical engineering and construction environment by providing recognition, further mobility and transportability within the field of Physical Planning and Construction. The skills, knowledge and understanding demonstrated within this unit standard is essential for social and economic transformation and up-liftment within the electrical engineering and construction environment. 

LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
  • Safety procedures (electrical).
  • Induction to industries.
  • Read and interpret electrical and network drawings; diagrams and instructions.
  • Basic safety procedures related to tools, electricity and cleaning agent.
  • Names and functions of Medium/High Voltage equipment and their components.
  • Applicable High Voltage regulation modules.
  • First aid level two.
  • Basic rigging.
  • Operating of aerial devices. 

  • UNIT STANDARD RANGE 
    The range of this unit standard covers spray-washing on energised Medium/High Voltage substation and line insulation (glass/porcelain insulators and bushings).
    Energised spray-washing tools, equipment and lifting devices include, but are not limited to water reservoirs, spray-wash plant, insulated hoses, hand sets, nozzles, insulated platforms/aerial devices. 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Plan to spray-wash energised Medium/High Voltage networks. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Job instructions are obtained and the section of electrical network to be spray-washed is identified according to geographical/electrical network diagrams. 

    ASSESSMENT CRITERION 2 
    Task instructions are interpreted and a sequence of operation is planned. 

    ASSESSMENT CRITERION 3 
    Availability/serviceability of energised spray-washing equipment is ensured as per statutory and plant operation requirements. 

    ASSESSMENT CRITERION 4 
    Applicable hand tools and safety equipment is checked for availability and inspected for functionality prior to use. 

    ASSESSMENT CRITERION 5 
    Hand over of the affected section of the network is arranged according to job instructions/maintenance schedules or breakdown reports where necessary. 

    SPECIFIC OUTCOME 2 
    Prepare to spray-wash energised Medium/High Voltage networks. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The correct type of spray-washing/lifting equipment/machines are selected according to access/clearance constraints and on-site assessment. 

    ASSESSMENT CRITERION 2 
    Spray-washing equipment is checked, cleaned and inspected for functionality in accordance with relevant standards and procedures. 

    ASSESSMENT CRITERION 3 
    Appropriate lifting equipment/machines are inspected, cleaned and transported according to statutory requirements and relevant standards/procedures. 

    ASSESSMENT CRITERION 4 
    The water used for spray-washing is obtained and tested to ensure acceptable conductivity/resistivity levels as per spray-washing standards. 

    SPECIFIC OUTCOME 3 
    Remove pollution from Medium/High Voltage networks with high pressure spray-wash plant. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Hand over of the affected section of the network is received according to job instructions/maintenance schedules or breakdown reports where necessary. 

    ASSESSMENT CRITERION 2 
    Hazardous conditions are identified, calculated and the risk mitigation is discussed with the work team according to risk analyses procedures. 

    ASSESSMENT CRITERION 3 
    Work area/structure configuration is assessed to identify the specific tools and equipment required for the effective and safe execution of the task. 

    ASSESSMENT CRITERION 4 
    Spray-washing of energised Medium/High Voltage network is carried out in accordance with the relevant standards/work procedures. 

    ASSESSMENT CRITERION 5 
    Safety precautions/procedures are followed before, during and after spray-wash activity. 

    SPECIFIC OUTCOME 4 
    Complete the work task. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The affected section of the network is handed back to the Control Officer according to operating regulations for High Voltage systems. 

    ASSESSMENT CRITERION 2 
    Energised spray-washing equipment is inspected, cleaned and stored in accordance with relevant standards and procedures. 

    ASSESSMENT CRITERION 3 
    Appropriate lifting equipment/machines are inspected, cleaned and stored according to statutory requirements and relevant standards/procedures. 

    ASSESSMENT CRITERION 4 
    Documentation is completed and submitted according to data management procedures. 

    SPECIFIC OUTCOME 5 
    Carry out routine inspections and tests of spray-wash equipment used on energised Medium/High Voltage networks. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The appropriate inspection sheets and test equipment are obtained as per statutory requirement. 

    ASSESSMENT CRITERION 2 
    The relevant spray-washing tools/equipment are cleaned prior to inspection/testing. 

    ASSESSMENT CRITERION 3 
    Carry out routine inspections, testing and record results as per statutory requirements. 

    ASSESSMENT CRITERION 4 
    Ensure that the relevant spray-washing tools and equipment's certificates are valid and in place as per statutory requirements/data management systems. 

    ASSESSMENT CRITERION 5 
    The relevant spray-washing tools and equipment are stored as per relevant standards and procedures. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • Anyone assessing a learner against this unit standard must be registered as an assessor with the relevant ETQA.
  • Any institution offering learning that will enable achievement of this unit standard must be accredited as a provider through the relevant ETQA by SAQA.
  • Moderation of assessment will be overseen by the relevant ETQA according to the moderation guidelines in the relevant qualification and the agreed ETQA procedures. 

  • UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
  • A thorough understanding and skills in the utilisation of spray-washing/lifting equipment/machines.
  • A basic understanding and knowledge of environmental and safety standards and emergency procedures (insulator flash-over).
  • A comprehensive understanding and knowledge of applicable spray-wash standards/procedures. 

  • UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Carry out tasks making responsible decisions during the use and choice of relevant personal protective equipment and safety equipment. 

    UNIT STANDARD CCFO ORGANISING 
    Organise oneself and one's activities responsibly and effectively when working in a work team and ensure safe execution of work activities. 

    UNIT STANDARD CCFO COLLECTING 
    Collect, organise and evaluate information related to spray-washing on energised Medium/High Voltage networks. 

    UNIT STANDARD CCFO COMMUNICATING 
    Effective use of communication methods when giving/receiving instructions. 

    UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    REREGISTRATION HISTORY 
    As per the SAQA Board decision/s at that time, this unit standard was Reregistered in 2012; 2015. 

    UNIT STANDARD NOTES 
    This unit standard replaces unit standard 113878, "Spray-wash energised medium/high voltage networks", Level 4, 4 credits.

    Supplementary Information:
  • This unit standard can be assessed in a workplace environment, or in a training or educational environment if simulated equipment response and examples can be provided, or in a combination of both environments.
  • Performance in relation to the elements must comply with current legislation, especially the OHS Act and their subsequent amendments, electricity supply industry codes of practice and documented procedures. A full list of current legislation and industry codes is available from the SETA.
  • Reference to terms, procedures, and specifications in this unit standard may be taken as including documented procedures and specifications relevant to the workplace in which assessment is carried out.
  • Performance in relation to the elements must comply with Industry operating regulations for high voltage systems [ORHVS].
  • All work practices shall meet documented industry maintenance standards, including the quality management requirements, and the documentation of activities, events, and decisions.

    Specific Requirements:

    Legal Requirements:
  • OHS Act.
  • Local Authority.

    Context Specific:

    Specific to a discipline or a industry:
  • Manufacturers specifications.
  • Work site policies and procedures. 

  • QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  72052   Further Education and Training Certificate: Electrical Engineering  Level 4  NQF Level 04  Passed the End Date -
    Status was "Reregistered" 
    2013-11-07  As per Learning Programmes recorded against this Qual 


    PROVIDERS CURRENTLY ACCREDITED TO OFFER THIS UNIT STANDARD: 
    This information shows the current accreditations (i.e. those not past their accreditation end dates), and is the most complete record available to SAQA as of today. Some Primary or Delegated Quality Assurance Functionaries have a lag in their recording systems for provider accreditation, in turn leading to a lag in notifying SAQA of all the providers that they have accredited to offer qualifications and unit standards, as well as any extensions to accreditation end dates. The relevant Primary or Delegated Quality Assurance Functionary should be notified if a record appears to be missing from here.
     
    1. CIRCLEWAY TRAINING (PTY) LTD 
    2. College of Cape Town - Pinelands Campus 
    3. ESKOM KOEBERG - RADIATION PROTECTION 
    4. False Bay College - Westlake Campus 
    5. MOVING AHEAD DEVELOPMENT AGENCY 
    6. PHAKGAMANG MATSIANA BUSINESS ENTERPRISE 
    7. The Water Training Institute of South Africa 



    All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.