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GB/T 41240-2022Test of household hybrid photovoltaic and storage converter (English PDF)

户用光储一体机测试

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

March 9, 2022

Implementation date

October 1, 2022

Scope

GB/T 41240-2022 is the English-translated version of 户用光储一体机测试.

GB/T 41240-2022 is the Chinese national standard for testing the household hybrid photovoltaic and storage converter, the unit that combines a PV inverter with a battery converter.

It fixes the test items and the test conditions, and then the electrical performance tests, the safety performance tests, the electromagnetic compatibility tests, the environmental suitability tests and the tests of appearance and mechanical performance.

It applies to single-phase and three-phase household units at 220 V and 380 V. Converter makers, installers and test houses use it. Issued on 9 March 2022, it has applied since 1 October 2022.

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Document preview — GB/T 41240-2022

National Standard of the People's Republic of China

ICS: 27.160
Classification: F 12

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Test item
4.1 Electrical performance
4.2 Safety Features
4.3 Electromagnetic Compatibility
4.4 Environmental Adaptability
4.5 Appearance and mechanical properties
5 Test Condition
5.1 Test Environment
5.2 Test equipment
5.3 Test circuit
6 Electrical performance test
6.1 Grid-connected operation efficiency test
6.2 Active power test
6.3 Reactive power test
6.4 Power factor test
6.5 Grid-connected operation adaptability test
6.6 Charge-discharge transition time test
6.7 Grid-connected power quality test
6.8 Anti-islanding protection test
6.9 Steady current accuracy and current ripple test
6.10 Voltage regulation accuracy and voltage ripple test
6.11 On and off grid switching time test
6.12 Operation mode switching control test
6.13 Communication test
7 Safety performance test
7.1 Accessibility testing
7.2 Protective connection test
7.3 Dielectric strength test
7.4 Impulse voltage test
7.5 Partial discharge test
7.6 Insulation resistance test of photovoltaic array and energy storage battery
7.7 Residual current test of photovoltaic array and energy storage battery
7.8 Touch current test
7.9 Short circuit protection test
7.10 Stored charge discharge test
7.11 Protection class test
7.12 Temperature rise test
7.13 Noise Test
8 Electromagnetic compatibility performance test
8.1 Electromagnetic disturbance test
8.2 Immunity test
9 Environmental suitability test
9.1 Low temperature test
9.2 High temperature test
9.3 Alternating Damp Heat Test
9.4 Constant Damp Heat Storage Test
9.5 Salt spray test
10 Appearance and mechanical properties test
10.1 Appearance and structural testing
10.2 Stability testing
10.3 Handling test
10.4 Mechanical property testing
Appendix A (Informative) Typical Topology of Household Optical Storage Integrated Machine

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

1 Scope

This document specifies the test items, test conditions, electrical performance test, safety performance test, electromagnetic compatibility performance test of the household optical storage integrated machine Requirements for testing, environmental suitability testing, appearance and mechanical performance testing.

This document is applicable to the test of single-phase or three-phase household optical storage integrated machine of 220/380V voltage level.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.

GB/T 2423.1 Environmental Testing of Electrical and Electronic Products Part 2: Test Methods Test A. Low Temperature

GB/T 2423.2 Environmental Testing of Electrical and Electronic Products Part 2: Test Methods Test B. High Temperature

GB/T 2423.4 Environmental testing of electrical and electronic products Part 2: Test method Test Db alternating damp heat (12h 12h cycle ring)

GB/T 2423.5 Environmental Testing Part 2: Test Methods Test Ea and Guidelines. Shock

GB/T 2423.7 Environmental Test Part 2: Test Method Test Ec. Shock caused by rough operation (mainly used for equipment type sample)

GB/T 2423.10 Environmental Testing Part 2: Test Methods Test Fc. Vibration (Sinusoidal)

GB/T 2423.18 Environmental Test Part 2: Test Method Test Kb. Salt Spray, Alternating (Sodium Chloride Solution)

GB/T 4208 enclosure protection class (IP code)

GB 4793.1 Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use Part 1: General Requirements

GB 4824 Industrial, Scientific and Medical Equipment Radio Frequency Disturbance Characteristics Limits and Measurement Methods

GB/T 9254 Radio Disturbance Limits and Measurement Methods for Information Technology Equipment

GB/T 12325 Power Quality Supply Voltage Deviation

GB/T 14549 Power Quality Harmonics of Public Grid

GB/T 15543 Power Quality Three-phase Voltage Unbalance

GB/T 15945 Power Quality Power System Frequency Deviation

GB/T 17626.2 Electromagnetic Compatibility Test and Measurement Technology Electrostatic Discharge Immunity Test

GB/T 17626.3 Electromagnetic Compatibility Test and Measurement Technology Radio Frequency Electromagnetic Field Radiation Immunity Test

GB/T 17626.4 Electromagnetic Compatibility Test and Measurement Technology Electrical Fast Transient Burst Immunity Test

GB/T 17626.5 Electromagnetic Compatibility Test and Measurement Technology Surge (Shock) Immunity Test

GB/T 17626.6 Electromagnetic Compatibility Test and Measurement Technology Conducted Disturbance Immunity Induced by Radio Frequency Fields

GB/T 17626.8 Electromagnetic Compatibility Test and Measurement Technology Power Frequency Magnetic Field Immunity Test

GB/T 17627 High-voltage test technical definition, test and procedural requirements, test equipment for low-voltage electrical equipment

GB/T 20840.2 Transformers Part 2: Supplementary technical requirements for current transformers

GB/T 20840.3 Transformers Part 3: Supplementary technical requirements for electromagnetic voltage transformers

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 26 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 9254 · GB/T 20840.2 · GB/T 20840.3

Similar standards

GB 47739-2026|GB 47740-2026|GB/T 19141-2026|GB/T 29321-2026|GB/T 32826-2026|GB/T 32892-2026

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