Demonstrate knowledge of a gas distribution network

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12520 version 4
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Demonstrate knowledge of a gas distribution network
Level
2
Credits
4
Purpose
People credited with this unit standard are able to describe gas network
system configuration, and describe the end use and supply requirements of a
gas distribution network.
Subfield
Gas Industry
Domain
Gas Network Operations
Status
Registered
Status date
20 November 2006
Date version published
20 November 2006
Planned review date
31 December 2011
Entry information
Open.
Accreditation
Evaluation of documentation by NZQA.
Standard setting body (SSB)
NZ Motor Industry Training Organisation (Incorporated)
(MITO)
Accreditation and Moderation Action Plan (AMAP) reference
0114
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
The network does not include any piping downstream of the meter outlet or, where there is
no gas measurement system, downstream of the custody transfer point.
 New Zealand Qualifications Authority 2016
12520 version 4
Page 2 of 3
Elements and performance criteria
Element 1
Describe gas network system configuration.
Performance criteria
1.1
A gas network is described in terms of the system used to control, supply and
regulate gas flow and pressure.
Range
1.2
gate station, pressure reducing stations, metering and regulating
stations, pipework.
A gas network is described in terms of the systems and equipment used for the
safe distribution of gas.
Range
system – cathodic protection, odorisation;
equipment – valves, relief, filters.
Element 2
Describe the end use and supply requirements of a gas distribution network.
Performance criteria
2.1
A gas distribution network is described in terms of end use.
Range
2.2
commercial, industrial, residential.
A gas distribution network is described in terms of supply requirements.
Range
flow, pressure, capacity, continuity, reliability, quality, safety.
Please note
Providers must be accredited by the Qualifications Authority, 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 the Qualifications Authority 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.
 New Zealand Qualifications Authority 2016
12520 version 4
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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 NZ Motor Industry Training Organisation (Incorporated) (MITO)
[email protected] if you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016
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