GB/T 18216.5-2021Electrical safety in low voltage distribution systems up to 1 000 V a. c. and 1 500 V d. c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth (English PDF)
交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第5部分：对地电阻
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
May 21, 2021
Implementation date
December 1, 2021
Scope
GB/T 18216.5-2021 is the English-translated version of 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第5部分：对地电阻.
GB/T 18216.5-2021 is the Chinese standard "Electrical safety in low voltage distribution systems up to 1 000 V a. c. and 1 500 V d. c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth".
Its scope clause reads: This document specifies the requirements applicable to measuring equipment that uses AC voltage to measure resistance to earth. Its clauses include terms and definitions.
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Document preview — GB/T 18216.5-2021
National Standard of the People's Republic of China
- Classification
- N 20
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Requirements
- 4.1 Overview
- 4.2 Output voltage
- 4.3 Disturbance voltage
- 4.4 Allowable resistance of probe and auxiliary earth electrode
- 4.5 Electrical safety
- 4.6 Clamp 3 for measuring ground loop resistance in accordance with C.3 in Annex C of IEC 60364-6.2
- 5 Logo and instruction manual
- 5.1 Logo
- 5.2 Instruction Manual
- 6 Test
- 6.1 Overview
- 6.2 Work uncertainty
- 6.3 Electrical safety
- Appendix A (informative) Recommended grounding ring coupling clamp test configuration
1 Scope
This document specifies the requirements applicable to measuring equipment that uses AC voltage to measure resistance to earth.
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 18216.1-2021 AC 1000V and DC 1500V and below low-voltage power distribution system electrical safety protection measures
Testing, measuring or monitoring equipment Part 1.General requirements (IEC 61557-1.2019, IDT)
IEC 60364-6.2016 Low-voltage electrical installations Part 6.Inspection (Lowvoltageelectricalinstalations-Part 6.
Verification)
IEC 61010-1.2010 AMD1.2016 Safety requirements for electrical equipment for measurement, control and laboratory use Part 1.General
Requirements (Safety requirements for electrical equipment for measurement, control, and laboratory use-
Part 1.Generalrequirements)
IEC 61010-2-030.2017 Safety requirements for electrical equipment for measurement, control, and laboratory use Part 2-30.With tests and measurements
Special requirements for measuring equipment for measuring circuits (Safety requirements for electrical equipment for measurement, control,andlaboratoryuse-Part 2-030.Particularrequirementsforequipmenthavingtestingor measuringcircuits)
IEC 61010-2-032 Safety requirements for electrical equipment for measurement, control and laboratory use Part 2-32.Used for electrical tests and measurements
Special requirements for hand-held and hand-controlled current sensors (Safety requirements for electrical equipment for measurement,controlandlaboratoryuse-Part 2-032.Particularrequirementsforhand-heldand hand-manipulatedcurrentsensorsforelectricaltestandmeasurement)
IEC 61243-3 Live working voltage detector Part 3.Two-pole low voltage type (Liveworking-Voltage detectors-Part 3.Two-polelow-voltagetype)
3 Terms and definitions
The following terms and definitions defined in GB/T 18216.1-2021 apply to this document.
ISO and IEC maintain a terminology database for standardization. The website is as follows. […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.
Referenced standards
Normative references
IEC 61557 · IEC 60364 · IEC 61010 · IEC 61243
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Related Standards
GB/T 18216.1-2021 — Electrical safety in low voltage distribution systems up to 1 000 V a. c. and 1 500 V d. c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements
GB/T 18216.10-2022 — Electrical safety in low voltage distribution systems up to 1000V a.c. and 1500V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 10: Combined measuring equipment for testing, measuring or monitoring of protective measur
GB/T 18216.11-2024 — Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 11: Effectiveness of residual current monitors(RCM)in TT, TN and IT systems
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