GB/T 38924.9-2020Environmental test methods for civil small and light unmanned aircraft system—Part 9: Waterproofness test (English PDF)
民用轻小型无人机系统环境试验方法 第9部分：防水性试验
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
July 21, 2020
Implementation date
February 1, 2021
Scope
GB/T 38924.9-2020 is the English-translated version of 民用轻小型无人机系统环境试验方法 第9部分：防水性试验.
GB/T 38924.9-2020 is the Chinese standard "Environmental test methods for civil small and light unmanned aircraft system—Part 9: Waterproofness test".
Its scope clause reads: This part of GB/T 38924 specifies the civil light and small unmanned aerial vehicle (take-off weight between 0.25kg and 150kg) system (including flying Test conditions, test equipment and instruments, test process, test interruption and recovery, test result evaluation and test Inspection report.
This section applies to civilian light and small UAV systems that may be sprayed by rain during use to determine the Whether the UAV system can withstand the impact of rainwater environment sprayed or dripped on its surface. Its clauses include terms and definitions; test conditions.
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Document preview — GB/T 38924.9-2020
National Standard of the People's Republic of China
- ICS
- 49.020
- Classification
- V 35
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope1
- 2 Normative references1
- 3 Terms and definitions1
- 4 Test conditions1
- 4.1 Device under test1
- 4.2 Test conditions for Class A equipment2
- 4.3 Test conditions for class B equipment2
- 5 Test equipment and instruments2
- 6 Test process2
- 6.1 Preparation before test2
- 6.2 Pretreatment3
- 6.3 Inspection before test3
- 6.4 Test Step3
- 6.5 Recovery3
- 6.6 Inspection after test3
- 7 Test interruption and recovery3
- 7.1 Under-test interruption3
- 7.2 Test interruption3
- 8 Evaluation of test results4
- 9 Test report4
1 Scope
This part of GB/T 38924 specifies the civil light and small unmanned aerial vehicle (take-off weight between 0.25kg and 150kg) system (including flying
Test conditions, test equipment and instruments, test process, test interruption and recovery, test result evaluation and test
Inspection report.
This section applies to civilian light and small UAV systems that may be sprayed by rain during use to determine the
Whether the UAV system can withstand the impact of rainwater environment sprayed or dripped on its surface.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 4208-2017 Enclosure protection grade (IP code)
GB/T 38152-2019 Unmanned Aircraft System Terminology
GB/T 38924.1-2020 Environmental test method for civil light and small unmanned aerial vehicle systems Part 1.General
3 Terms and definitions
The following terms and definitions defined in GB/T 38152-2019 apply to this document.
3.1 Waterproofness
The waterproof cabin or waterproof part specified by the aircraft can completely prevent the entry of water or cleaning fluid.
3.2 Waterintrusion
The process in which water or cleaning fluid enters the specified waterproof compartment or specified waterproof position.
3.3 Drainage watercontrol
Control rainwater or cleaning fluid entering the non-waterproof parts of the aircraft can flow to the lowest part of the aircraft through a specific path, and can be discharged from the aircraft by gravity
Outside the process.
4 Test conditions
4.1 Device under test
4.1.1 Requirements for the equipment under test
The equipment under test shall meet the following requirements.
a) The technical status of the tested equipment should be consistent with the content of the submitted product information;
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 38924.1-2020 — Environmental test methods for civil small and light unmanned aircraft system—Part 1: General principles
GB/T 38924.10-2020 — Environmental test methods for civil small and light unmanned aircraft system - Part 10: Sand and dust test
GB/T 38924.11-2023 — Environmental test methods for civil small and light unmanned aircraft system—Part 11: Fungus test
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