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Operate plant control electrical systems from a thermal electricity
generation control room
Level
5
Credits
4
Purpose
People credited with this standard are able to: demonstrate knowledge of
panel electrical systems and controls; control and operate panel electrical
systems; and identify and respond to deviations in plant control electrical
system operations.
Subfield
Electricity Supply
Domain
Electricity Supply - Thermal Operations and Control
Status
Registered
Status date
23 October 2001
Date version published
25 June 2007
Planned review date
31 December 2008
Entry information
Recommended: National Certificate in Energy and
Chemical Plant (Process Operation) (Level 4) with
optional strands in Refrigeration, Steam Generation,
Ancillary Operations, Geothermal, Waste Treatment,
and Co-generation [Ref: 0141]; and National Certificate
in Electricity Supply (Thermal Plant Operator) (Level 4)
with strands in Thermal Operations, Combined Cycle
Operations, and Co-generation Operations [Ref: 0894]; or
demonstrate equivalent knowledge and skills.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
Electricity Supply Industry Training Organisation
Accreditation and Moderation Action Plan (AMAP) reference
0120
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
This unit standard is intended for, but not restricted to, workplace assessment. The
range statements within the unit standard can be applied according to industry
specific equipment, procedures and processes.
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2
Safety of personnel and plant must be a priority throughout the assessment. If the
safety requirements are not met the assessment must stop and the candidate will be
assessed as not yet competent.
3
Performance and work practices in relation to the elements and performance criteria
must comply with all current legislation, especially the Electricity Act 1992, and any
regulations and codes of practice recognised under that statute; the Health and
Safety in Employment Act 1992; and the Resource Management Act 1991.
Electricity supply industry codes of practice and documented industry procedures
include the Safety Manual – Electricity Industry (SM-EI) (2004) Wellington: Electricity
Engineers’ Association. A full list of current legislation and industry codes is
available from the Electricity Supply Industry Training Organisation, PO Box 1245,
Hamilton.
4
‘Industry requirements’ include all the documented workplace policies, procedures,
specifications, business and quality management requirements relevant to the
workplace in which assessment is carried out.
5
The term ‘operate’ is defined as the remote operation, testing and commissioning of
main and auxiliary thermal plant systems associated with large steam/electrical
generation plant from a control room environment.
Elements and performance criteria
Element 1
Demonstrate knowledge of panel electrical systems and controls.
Performance criteria
1.1
Transformers and electrical switchboards are described in accordance with
industry requirements.
Range
1.2
Electrical protection is explained in accordance with industry requirements.
Range
1.3
includes but is not limited to – protection relays.
Electrical operating parameters are identified in accordance with industry
requirements.
Range
1.4
includes but is not limited to – electrical supply changeover,
generator vectormeter, transformer tap changing.
includes but is not limited to – amps, volts, temperature, vars.
DC systems are described in accordance with industry requirements.
Element 2
Control and operate panel electrical systems.
Performance criteria
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2.1
Current status of systems is identified in accordance with industry requirements.
2.2
Routine operations are carried out in accordance with industry requirements.
Range
2.3
includes but is not limited to – electrical supply changeover, tap
changing, routine testing.
Operations are carried out in accordance with industry requirements.
Range
includes but is not limited to – procedure for livening electrical
boards, procedure for livening and de-livening transformers.
2.4
Actions are logged in accordance with plant procedures.
2.5
Operating decisions are determined in accordance with plant status and
industry requirements.
Range
2.6
includes but is not limited to – plant availability and service
condition, resource consent and loading limits, impact on
operations, options.
Plant and equipment are monitored in accordance with industry requirements.
Element 3
Identify and respond to deviations in plant control electrical system operations.
Performance criteria
3.1
Deviations from normal operating conditions are identified, reported and
explained in accordance with industry requirements.
Range
3.2
includes but is not limited to – transformer cooling, transformer
temperature, tap changer mal-operation, electrical parameters
deviations.
Plant safety procedures are followed in accordance with industry requirements.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
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Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Electricity Supply Industry Training Organisation info@esito.org.nz if
you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016