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GB/T 3836.33-2021Explosive atmospheres - Part 33: Equipment in adverse service conditions (English PDF)

爆炸性环境第33部分：严酷工作条件用设备

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 11, 2021

Implementation date

May 1, 2022

Scope

GB/T 3836.33-2021 is the English-translated version of 爆炸性环境第33部分：严酷工作条件用设备.

GB/T 3836.33-2021 is the Chinese standard "Explosive atmospheres - Part 33: Equipment in adverse service conditions". Its scope clause reads: This document provides guidance for equipment used in explosive atmospheres with an ambient temperature of below -20 °C and other additional adverse conditions (including marine applications).

This document provides recommendations for the design, manufacture and application of this type of equipment. This document is applicable to equipment operating within the range of environmental conditions specified in the explosion-proof certificate.

NOTE: see the classification of climatic conditions in details in GB/T 4796, GB/T 4797 (all parts), GB/T 4798 (all parts) and GB/T 2421. This document is used together with other relevant parts of GB/T 3836.

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Document preview — GB/T 3836.33-2021

National Standard of the People's Republic of China

Issued by: SAMR; SAC

Foreword3
Introduction7
1 Scope10
2 Normative References10
3 Terms and Definitions11
Atmospheres11
5 Equipment Design Recommendations13
6 Effects of Low Temperature on Different Explosion-proof Types15
7 Selection, Installation and Application of Equipment17
8 Equipment Maintenance18
9 Classification of Hazardous Areas18
Appendix A (informative) Recommendations on Materials19
Appendix C (informative) Solar Radiation22
Bibliography24

1 Scope

This document provides guidance for equipment used in explosive atmospheres with an ambient temperature of below -20 °C and other additional adverse conditions (including marine applications).

NOTE: see the classification of climatic conditions in details in GB/T 4796, GB/T 4797 (all parts), GB/T 4798 (all parts) and GB/T 2421.

This document is used together with other relevant parts of GB/T 3836.

2 Normative References

The contents of the following documents constitute indispensable clauses of this document through normative references in the text. In terms of references with a specified date, only versions with a specified date are applicable to this document. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this document.

GB/T 3836.1 Explosive Atmospheres - Part 1: Equipment - General Requirements (GB/T 3836.1-2021, IEC 60079-0:2017, MOD)

GB/T 3836.4 Explosive Atmospheres - Part 4: Equipment Protection by Intrinsic Safety

“i” (GB/T 3836.4-2021, IEC 60079-11:2011, MOD)

GB/T 3836.15 Explosive Atmospheres - Part 15: Electrical Installations Design,

Selection and Erection (GB/T 3836.15-2017, IEC 60079-14:2007, MOD)

GB/T 3836.16 Explosive Atmospheres - Part 16: Electrical Installations Inspection and

Maintenance (GB/T 3836.16-2017, IEC 60079-17:2007, IDT)

GB/T 4208 Degrees of Protection Provided by Enclosure (IP code) (GB/T 4208-2017,

IEC 60529:2013, IDT)

GB/T 4942.1 Degrees of Protection Provided by the Integral Design of Rotating

Electrical Machined (IP code) - Classification (GB/T 4942.1-2006, IEC 60034-5:2000,

IDT)

GB/T 3836.35 | GB/T 3836.31 | GB/T 3836.34 | GB/Z 3836.37 | […]

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

Referenced standards

Normative references

IEC 60079 · IEC 60529 · IEC 60034

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