National Association of Testing Authorities, Australia
Scope of Accreditation
ENERGY QUEENSLAND LIMITED
Site
Metering Laboratory
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
15 Jan 2025