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SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

List the commonly applied air-conditioning systems, state their application and explain their operation 
SAQA US ID UNIT STANDARD TITLE
116710  List the commonly applied air-conditioning systems, state their application and explain their operation 
ORIGINATOR
SGB Air-conditioning Refrigeration and Ventilation 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 06 - Manufacturing, Engineering and Technology Manufacturing and Assembly 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 3  NQF Level 03 
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
9539  List the commonly applied air-conditioning systems, state their application and explain their operation  Level 3  NQF Level 03  Complete 

PURPOSE OF THE UNIT STANDARD 
  • Define and explain the function of air conditioning.
  • Name and describe the commonly applied types of air-conditioning equipment, state their application and list their advantages and disadvantages.
  • Name and explain the operation of the commonly applied air conditioning systems. 

  • LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
  • Explain the operation of the vapour compression refrigeration system. Identify water-piping systems.
  • Explain the properties of air.
  • Explain the operation of controls and control systems. 

  • UNIT STANDARD RANGE 
    Types of equipment.
  • Room units, console units, split units, packaged units and field-assembled systems.

    Air-conditioning systems:
  • All air, air-water and refrigerant systems as applied to packaged equipment, constant volume (including full outside air systems), constant volume with terminal reheat, variable airflow (VAV) systems including economy cycle. 

  • Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Define air-conditioning, explain its function and name and describe the commonly applied types of air-conditioning equipment and state their advantages and disadvantages. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Define air-conditioning and explain its functions and benefits. 

    ASSESSMENT CRITERION 2 
    Name and describe the commonly applied types of air-conditioning equipment, list their typical applications and advantages and disadvantages 

    SPECIFIC OUTCOME 2 
    Name the commonly applied categories of air conditioning systems and sub systems, explain their operation and list their advantages and disadvantages. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Name the commonly applied categories of air-conditioning systems, explain their operation and control and state their advantages and disadvantages. 

    ASSESSMENT CRITERION 2 
    Name the different sub-systems of the all-air system, explain their operation and control and list their advantages and disadvantages. 

    ASSESSMENT CRITERION 3 
    Name the different sub-systems of the air-water system, explain their operation and control and list their advantages and disadvantages. 

    SPECIFIC OUTCOME 3 
    Explain the operation and control of the economy cycle as applied to the all-air systems of air-conditioning and state its advantages and disadvantages. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Describe the economy cycle as applied to the all-air systems of air conditioning. 

    ASSESSMENT CRITERION 2 
    Explain the operation and control of the economy cycle. 

    ASSESSMENT CRITERION 3 
    State the advantages and disadvantages of the economy cycle. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • Any person wishing to be assessed against this unit standard may apply to an assessment agency, assessor or provider institution accredited by the relevant ETQA, who may appoint a moderator to be present at the assessment.
  • The assessor must have knowledge and experience of air-conditioning or refrigeration. 

  • UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    The reason for and benefits of air-conditioning and the various methods of providing the environmental conditions and control parameters required. 

    UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Identify and solve problems
  • State the correct applications of air-conditioning systems.
  • Select the correct air conditioning system for a variety of applications. 

  • UNIT STANDARD CCFO COLLECTING 
    Collect, analyse, organize and critically evaluate information
  • State correct reasons for using particular air-conditioning systems. 

  • UNIT STANDARD CCFO SCIENCE 
    Use science and technology effectively and critically
  • Correct application of air-conditioning and control systems. 

  • UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrate an understanding of the world as a set of related systems.
  • Understanding the effect of air conditioning on the comfort and efficiency of people and industrial applications 

  • 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 is replacing unit standard 9539 - 'List the commonly applied air-conditioning systems, state their application and explain their operation' - Level 3.

    Supplementary information.
    This unit standard covers the types of air-conditioning systems commonly applied in southern Africa. 

    QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  48963   National Certificate: Air-Conditioning, Refrigeration and Ventilation  Level 3  NQF Level 03  Passed the End Date -
    Status was "Reregistered" 
    2009-03-12  Was MERSETA until Last Date for Achievement 
    Elective  65509   Further Education and Training Certificate: Air-conditioning, Refrigeration and Ventilation  Level 4  NQF Level 04  Reregistered  2023-06-30  MERSETA 


    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. IFIHLILE TRAINING ACADEMY GAUTENG (PTY) LTD (Halfway House)(TP) 
    2. Industries Education & Training Institute (MAITLAND) (TP) 
    3. INDUSTRIES EDUCATION & TRAINING INSTITUTE - PE TTC 
    4. Service Corps T/A Works Training School (ELANDSFONTEIN) (TP) 
    5. Shukela Training Centre 
    6. Tekmation (Pty) Ltd T/A Tekmation Training Institute (DURBAN) (TP) 
    7. Umfolozi FET College - Mandeni Campus 
    8. Wavelength T.T.I 
    9. Winters Business Enterprise T/A Winters Tradesman Technical Tuition (PRETORIA) (TP) 



    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.