GB/T 17650.2-1998Test on gases evolved during combustion of materials from cables. Part 2: Determination of degree of acidity of gases by measuring pH and conductivity (English PDF)
取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分:用测量pH值和电导率来测定气体的酸度
GB/T 17650.2 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 17650.2-2021 | Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 2: Determination of acidity (by pH measurement) and conductivity | Valid |
| GB/T 17650.2-1998 | Test on gases evolved during combustion of materials from cables. Part 2: Determination of degree of acidity of gases by measuring pH and conductivity | Obsolete |
GB/T 17650.2-1998 is obsolete. It has been replaced by GB/T 17650.2-2021. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
December 21, 1998
Implementation date
October 1, 1999
Scope
GB/T 17650.2-1998 is the English-translated version of 取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分:用测量pH值和电导率来测定气体的酸度.
GB/T 17650.2-1998 is the Chinese national standard "Test on gases evolved during combustion of materials from cables. Part 2: Determination of degree of acidity of gases by measuring pH and conductivity".
It was issued on December 21, 1998 by the State Bureau of Quality and Technical Supervision, and took effect on October 1, 1999. It is obsolete: it has been replaced by GB/T 17650.2-2021.
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Document preview — GB/T 17650.2-1998
National Standard of the People's Republic of China
Issued by: State Bureau of Quality and Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Quality and Technical Supervision.
Date of issue: 1998-12-21.
Date of implementation: 1999-10-01.
Status: obsolete, replaced by GB/T 17650.2-2021.
......
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
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- SN/T 5247-2020Technical requirements for inspection of imported wires and cables, charging cables for new energy electric vehicles
- GB/T 19666-2019General rules for flame retardant and fire resistant electric wires and cables or optical fiber cables
- GB/T 36271.1-2018Power installations exceeding 1 kV a.c. -- Part 1: Common rules
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Related Standards
GB/T 17650.3-2026 — Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 3: Measurement of low level of halogen content by ion chromatography
GB/T 17650.1-1998 — Test on gases evolved during combustion of materials from cables. Part 1: Determination of the amount of halogen acid gas
GB/T 17650.1-2021 — Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 1: Determination of the halogen acid gas content
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GB/T 17650.2-1998
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