
National Association of Testing Authorities, Australia
Scope of Accreditation
ENERGY QUEENSLAND LIMITED
Site
Metering & Meter Field Services
Accreditation No.
74
Site No.
24544
Date of Accreditation
01 Nov 1952
Contact
Availability
Services available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Calibration
- The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
Service | Product | Determinant | Technique | Procedure | Limitations | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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DC and low frequency electrical metrology - Electrical measurement and test equipment | Electricity meters | Active energy; Reactive energy | Comparison with a reference standard | Test points and accuracy requirements of single phase and poly phase electricity meters specified in AS/IEC 62053.21, AS/IEC 62053.22 , AS/IEC 62053.23, AS/IEC 62053.24, National Electricity Rules (NER) Chapter 7 Metering | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability Including on site calibrations with Calibration and Measurement Capability of - Watthour meters 0.05%/cosΦ from 0.8 lead to 0.5 lag, at 50 Hz, 63.5 V to 240 V, 0.1 A to 20 A, and 240 V, 20 A to 100 A, single-phase and poly-phase Varhour meters 0.21% from -90 º to -30 º at 50 Hz, 63.5 V to 240 V, 0.1 A to 20 A, single-phase and poly-phase | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
DC and low frequency electrical metrology - High-voltage/high-current standards and equipmentincluding on site calibrations | Current transformers; Voltage transformers | Current error; Phase displacement; Voltage error | Comparison with a reference standard | Test points and accuracy requirements specified in AS 60044.1, AS 60044.2, AS 60044.3, AS 60044.5, AS 1243-1982, AS 1675-1986, IEC 61869-1, IEC 61869-2, IEC 61869-3, IEC 61869-4, IEC 61869-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability Including on site calibrations with Calibration and Measurement Capability of - Current transformers (CTs) at 50 Hz with rated primary currents from 1 A to 10 000 Aand rated secondary currents of 1 A or 5 A and at 0.5 lagging to unity power-factor burden 0.04% for current error Voltage transformers (VTs) at 50 Hz with rated primary voltages from 110/√ 3 V to 330/√ 3 kVand rated secondary voltages of 110/√ 3 V or 110 V and at 0.1 lagging to unity power-factor burden 0.04% for voltage error 0.04 crad for phase displacement |
ISO/IEC 17025 (2017)
Calibration
- The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
Service | Product | Determinant | Technique | Procedure | Limitations | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
DC and low frequency electrical metrology - Electrical measurement and test equipment | Electricity meters | Active energy; Reactive energy | Comparison with a reference standard | Test points and accuracy requirements of single phase and polyphase electricity meters specified in: AS/IEC 62053.21 AS/IEC 62053.22 AS/IEC 62053.23 AS/IEC 62053.24 National Electricity Rules (NER) Chapter 7 Metering NMI NITP 14 National Instrument Test procedures for Utility Meters clause 7 Functional tests for no load and starting current by the methods of NMI NITP 14 clause 7.2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability with Calibration and Measurement Capability of - Watthour meters
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DC and low frequency electrical metrology - High-voltage/high-current standards and equipment | Current transformers | Current error; Phase displacement | Comparison with a reference standard | Test points and accuracy requirements specified in AS 60044.1, AS 60044.3, AS 1675 - 1986; IEC 61869-1, IEC 61869-2, IEC 61869-4 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability Accuracy testing of current transformers (CTs) at 50 Hz with Calibration and Measurement Capability of - 0.1% for current error |
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Accreditation No.
74
Site No.
24544
Print date
18 Feb 2025