GB/T 18216.8-2015 English PDF (GBT18216.8-2015)

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GB/T 18216.8-2015: 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 8: Insulation monitoring devices for IT systems
GB/T 18216.8-2015
Electrical safty 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 8. Insulation monitoring devices for IT systems
ICS 17.220.20
N20
National Standards of People's Republic of China
1000V AC and 1500V DC
Electrical safety protection measures for low-voltage power distribution systems
Test, measurement or monitoring equipment
Part 8. Insulation monitoring devices in IT systems
1500Vd.c-Equipmentfortesting, measuringormonitoringofprotective
measures-Part 8. InsulationmonitoringdevicesforITsystems
(IEC 61557-8..2007, IDT)
2015-12-10 Release.2016-07-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Published by China National Standardization Administration
Contents
Foreword III
1 range 1
2 Normative references 1
3 Terms and definitions 2
4 Requirement 3
5 Signs and instructions for use 5
6 Test 6
Appendix A (Normative) Medical Insulation Monitoring Devices (IMDs) 9
Appendix B (informative) Monitoring of overload and high temperature 12
References 13
Foreword
GB/T 18216 《Test, measurement or test of electrical safety protection measures for low-voltage distribution systems with AC 1000V and DC 1500V below
Monitoring Equipment is divided into 13 parts.
--- Part 1. General requirements;
--- Part 2. Insulation resistance;
--- Part 3. Loop impedance;
--- Part 4. Ground resistance and equipotential ground resistance;
--- Part 5. Resistance to ground;
--- Part 6. Residual current protection devices (RCD) in TT and TN systems;
--- Part 7. Phase sequence;
--- Part 8. Insulation monitoring devices in IT systems;
--- Part 9. Insulation fault location equipment in IT systems;
--- Part 10. Comprehensive detection or monitoring device for protective measures;
--- Part 11. Effectiveness of Class A and B residual current monitoring in TT, TN, IT systems;
--- Part 12. Performance Measurement and Monitoring Device (PMD);
--- Part 13. Hand-held current clamps and sensors for leakage current measurement in power distribution systems.
This part is Part 8 of GB/T 18216.
This section is drafted in accordance with the rules given in GB/T 1.1-2009.
This section uses the translation method equivalent to the IEC 61557-8..2007 "AC 1000V and DC 1500V low voltage power distribution system
Testing, measuring or monitoring equipment for electrical safety protection measures-Part 8. Insulation monitoring devices in IT systems "(English version).
This section incorporates the contents of the technical corrigendum to IEC 61557-8..2007.The clauses related to these amendments have been passed on its outer margin.
The vertical double line (|) in the white position is marked.
The Chinese documents that have a consistent correspondence with the international documents referenced normatively in this section are as follows.
--- GB 4793.1-2007 Safety requirements for electrical equipment for measurement, control and laboratory use-Part 1. General requirements
(IEC 61010-1..2001, IDT)
--- GB/T 4798.1-2005 Environmental conditions for the application of electric and electronic products Part 1. Storage (IEC 60721-3-1..1997,
MOD)
--- GB/T 4798.2-2008 Environmental conditions for the application of electric and electronic products Part 2. Transportation (IEC 60721-3-2..1997,
MOD)
--- GB/T 4798.3-2007 Environmental conditions for the application of electric and electronic products Part 3. Fixed use in weather-protected places
(IEC 60721-3-3..2002, MOD)
--- GB 9816-2008 Requirements and Application Guidelines for Thermal Links (IEC 60691..2002, IDT)
--- GB 14048.5-2008 Low-voltage switchgear and control equipment Part 5-1. Control circuit appliances and switching element machines
Electrical control circuit appliances (IEC 60947-5-1..2003, MOD)
--- GB/T 14048.17-2008 Low-voltage switchgear and control equipment Part 5-4. Control circuit appliances and switchgear
Special test for performance evaluation method of a small-capacity contact (IEC 60947-5-4..2002, IDT)
--- GB 16895.24-2005 Building electrical installations Part 7-710. Requirements for special installations or locations-Medical facilities
(IEC 60364-7-710..2002, IDT)
--- GB/T 16935.1-2008 Insulation coordination for equipment in low-voltage systems Part 1. Principles, requirements and tests (IEC 60664-
1..2007, IDT)
--- GB/T 16935.3-2005 Insulation coordination for equipment in low-voltage systems Part 3. Use coating, canning and molding
Antifouling protection (IEC 60664-3..2003, IDT)
--- GB/T 18216.1-2012 Electrical safety protection measures for low-voltage distribution systems with AC 1000V and DC 1500V below
Testing, measuring or monitoring equipment-Part 1. General requirements (IEC 61557-1..2007, IDT)
--- GB/T 18268.24-2010 Requirements for electromagnetic compatibility of electrical equipment for measurement, control and laboratory use. Part 24. Special
Special requirements for testing of insulation monitoring devices conforming to IEC 61557-8 and insulation fault locating equipment conforming to IEC 61557-9
Configuration, operating conditions and performance criteria (IEC 61326-2-4..2006, IDT)
The following editorial changes have been made in this section.
--- Replace IEC 61557-8..2007 with this part of GB/T 18216;
--- In the Note 1 of Chapter 1 and references, GB 16895.21 is used instead of IEC 60364-4-41;
--- Decimal point symbol with "." Instead of ",".
Please note that some elements of this document may involve patents. The issuer of this document is not responsible for identifying these patents.
This section is proposed by China Machinery Industry Federation.
tions)
IEC 60947-5-1 Low-voltage switchgear and controlgear. Part 5-1. Control circuit devices and switching elements. Electromechanical control circuits
(Low-voltageswitchgearandcontrolgear-Part 5-1. Controlcircuitdevicesandswitchingele-
ments-Electromechanicalcontrolcircuitdevices)
IEC 60947-5-4 Low-voltage switchgear and controlgear. Part 5-4. Low-energy contacts for control circuit devices and switching elements
Performance evaluation method special test (Low-voltageswitchgearandcontrolgear-Part 5-4. Controlcircuitdevices
andswitchingelements-Methodofassessingtheperformanceoflow-energycontacts-Specialtests)
IEC 61010-1..2001 Safety requirements for electrical equipment for measurement, control and laboratory use-Part 1. General requirements (Safety
requirementsforelectricalequipmentformeasurement, control, andlaboratoryuse-Part 1. General
requirements)
IEC 61326-2-4 EMC requirements for electrical equipment for measurement, control, and laboratory use-Part 2-4. Special requirements apply
Test configuration, operating conditions and performance of insulation monitoring devices according to IEC 61557-8 and insulation fault location equipment according to IEC 61557-9
Performance criteria (Electricalequipmentformeasurement, controlandlaboratoryuse-EMCrequirements-Part 2-4.
Particularrequirements-Testconfigurations, operationalconditionsand performancecriteriaforinsu-
lationmonitoringdevicesaccordingtoIEC 61557-8andforequipmentforinsulationfaultlocationac-
cordingtoIEC 61557-9)
IEC 61557-1 Test and measurement of electrical safety protection measures for low-voltage distribution systems with AC 1000V and DC 1500V below
Or monitoring equipment Part 1. General requirements (Electricalsafetyinlowvoltagedistributionsystemsupto1000V
acand1500Vd.c.-Equipmentfortesting, measuringormonitoringofprotectivemeasures-Part 1.
G...