SAQA 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.
SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

Understand the principles of alternating current (AC) motor operation and application in a process plant 
SAQA US ID UNIT STANDARD TITLE
10933  Understand the principles of alternating current (AC) motor operation and application in a process plant 
ORIGINATOR
SGB Power Plant Operations 
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 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 does not replace any other unit standard and is not replaced by any other unit standard. 

PURPOSE OF THE UNIT STANDARD 
A person credited with this unit standard will be able to demonstrate knowledge of AC motors construction, understand AC motors operation principles and application. 

LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
  • Alternating current (AC) theory, electro magnetism and electro motive force (EMF)
  • Interpret electrical theories 

  • UNIT STANDARD RANGE 
    N/A 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate knowledge of AC motors construction. 
    OUTCOME RANGE 
    Induction and synchronous motors. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    1. Components of AC motors identified. 

    ASSESSMENT CRITERION 2 
    2. Purposes of AC motors components described. 

    ASSESSMENT CRITERION 3 
    3. Application of AC motors components described. 

    ASSESSMENT CRITERION 4 
    4. Configuration of AC motors assembly and related ancillaries explained. 
    ASSESSMENT CRITERION RANGE 
    Including starting mechanisms.
     

    SPECIFIC OUTCOME 2 
    Understand AC motors operation principles. 
    OUTCOME RANGE 
    Induction and synchronous motors 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    1. Induction motor operating principles described. 
    ASSESSMENT CRITERION RANGE 
    Single and multi-phase motors.
     

    ASSESSMENT CRITERION 2 
    2. Synchronous motor operating principles described. 

    ASSESSMENT CRITERION 3 
    3. Motor auxiliary operations explained. 
    ASSESSMENT CRITERION RANGE 
    Cooling systems, lubrication systems and monitoring devices.
     

    ASSESSMENT CRITERION 4 
    4. Motor deficiencies identified. 
    ASSESSMENT CRITERION RANGE 
    Included but not limited to overheating and vibration.
     

    SPECIFIC OUTCOME 3 
    Define AC motor application. 
    OUTCOME RANGE 
    Induction and synchronous motors. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    1. Constant speed drives application explained. 

    ASSESSMENT CRITERION 2 
    2. Variable speed drives application explained. 

    ASSESSMENT CRITERION 3 
    3. Advantages and disadvantages of different drive applications known and understood. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • According to SAQA requirements

    Moderation:
  • Standard Generating Group Fossil Power Plant Operations-Technical Group 

  • UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
  • Alternated current (AC) drive operation and application
  • Induction and Synchronous motors 

  • UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Identifying and solving problems in which responses display that responsible decisions using critical and creative thinking have been made. 

    UNIT STANDARD CCFO WORKING 
    Working effectively with others as a member of a team, group, organization, community. 

    UNIT STANDARD CCFO ORGANISING 
    Organising and managing oneself and one`s activities responsibly and effectively. 

    UNIT STANDARD CCFO COLLECTING 
    Collecting, analysing, organizing and critically evaluating information. 

    UNIT STANDARD CCFO COMMUNICATING 
    Communicating effectively using visual, mathematical and/or language skills in the modes of oral and/or written persuasion. 

    UNIT STANDARD CCFO SCIENCE 
    Using science and technology effectively and critically, showing responsibility towards the environment and health of others. 

    UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrating an understanding of the world as a set of related systems by recognizing that problem-solving contexts do not exist in isolation. 

    UNIT STANDARD CCFO CONTRIBUTING 
    Contributing to the full personal development of each learner and the social and economic development of the society at large, by making it the underlying intention of any programme of learning to make an individual aware of the importance of:
    a. Reflecting on and exploring a variety of strategies to learn more effectively.
    b. Participating as responsible citizens in the life of local, national and global communities.
    c. Being culturally and aesthetically sensitive across a range of social contexts.
    d. Exploring education and career opportunities;e. developing entrepreneurial opportunities. 

    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 
    Occupational Role:

    Process plant controller.

    See range statements under specific outcomes. 

    QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Core  48978   Further Education and Training Certificate: Electrical Network Control  Level 4  NQF Level 04  Reregistered  2023-06-30  EWSETA 
    Core  23679   National Diploma: Fossil Power Plant Process Control  Level 5  Level TBA: Pre-2009 was L5  Passed the End Date -
    Status was "Reregistered" 
    2009-02-18  Was EWSETA until Last Date for Achievement 
    Core  23736   National Diploma: Hydro Power Plant Process Control  Level 5  Level TBA: Pre-2009 was L5  Passed the End Date -
    Status was "Reregistered" 
    2009-02-18  Was EWSETA until Last Date for Achievement 
    Core  23734   National Diploma: Nuclear Power Plant Process Control  Level 5  Level TBA: Pre-2009 was L5  Passed the End Date -
    Status was "Reregistered" 
    2009-02-18  Was EWSETA until Last Date for Achievement 
    Core  61570   National Diploma: Power Plant Process Control Operations  Level 5  NQF Level 05  Reregistered  2023-06-30  EWSETA 


    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. ESKOM DRANKENSBURG PUMP STORAGE (PEAKING) 
    2. ESKOM GROOTVLEI POWER STATION OPERATIONS 
    3. ESKOM INGULA PUMP STORAGE SCHEME (PEAKING) 
    4. ESKOM KOEBERG - RADIATION PROTECTION 
    5. ESKOM KRIEL POWER STATION OPERATIONS TRAINING 
    6. ESKOM LETHABO POWER STATION OPERATIONS TRAINING 
    7. Kelvin Power (Pty) Ltd 
    8. REGEN TECHNICAL INSTITUTE 



    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.