GB/T 38280-2019Cable management systems - Specifications for conduit fittings and accessories for cable installations for extra heavy-duty electrical steel conduit (English PDF)
电缆管理系统 超重荷型刚性电气导管电缆装置用导管配件和附件的规范
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
December 10, 2019
Implementation date
July 1, 2020
Scope
GB/T 38280-2019 is the English-translated version of 电缆管理系统 超重荷型刚性电气导管电缆装置用导管配件和附件的规范.
GB/T 38280-2019 is the Chinese standard "Cable management systems - Specifications for conduit fittings and accessories for cable installations for extra heavy-duty electrical steel conduit".
Its scope clause reads: This standard specifies the general requirements for conduit fittings and accessories for heavy-duty rigid electrical conduit and cable installations, and the deployment of special wiring systems.
Parts, cast metal boxes and duct bodies, special types, signs, and type tests of cast metal boxes and duct bodies. This standard applies to accessories and accessories that comply with GB/T 17193 Extra Heavy Load Rigid Steel Conduit (EHDERS), including cast metal boxes And the catheter body. Its clauses include terms and definitions.
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Document preview — GB/T 38280-2019
National Standard of the People's Republic of China
- ICS
- 29.120.10
- Classification
- K 65
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General requirements
- 5 Accessories for special wiring systems
- 6 Cast metal box and conduit body
- 7 Special types of cast metal boxes and catheter bodies
- 8 logo
- 9 Type test
1 Scope
This standard specifies the general requirements for conduit fittings and accessories for heavy-duty rigid electrical conduit and cable installations, and the deployment of special wiring systems.
Parts, cast metal boxes and duct bodies, special types, signs, and type tests of cast metal boxes and duct bodies.
This standard applies to accessories and accessories that comply with GB/T 17193 Extra Heavy Load Rigid Steel Conduit (EHDERS), including cast metal boxes
And the catheter body.
2 Normative references
The following documents are essential for the application of this document. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 5169.15-2015 Fire hazard test for electric and electronic products Part 15. Test flame 500W flame device
And validation test methods (IEC 60695-11-3..2012, IDT)
GB/T 16422.2-2014 Plastic laboratory light source exposure test methods-Part 2. Xenon arc lamps (ISO 4892-2..2006,
IDT)
GB/T 17193 Super heavy duty rigid steel conduit for electrical installation (GB/T 17193-1997, idtIEC 981. 1989)
GB/T 20666 unified thread tolerance (GB/T 20666-2006, ISO 5864..1993, MOD)
GB/T 20669 unified thread profile (GB/T 20669-2006, ISO 68-2..1998, MOD)
GB/T 20670 unified thread diameter and number of teeth series (GB/T 20670-2006, ISO 263. 1973, MOD)
ISO 301..2006 Zincaloyingotsintendedforcastings
3 terms and definitions
The following terms and definitions apply to this document.
3.1 Elbow anglefitting
Accessories for changing the direction of the pipeline when the catheter enters the box or casing (with or without a cap).
3.2 Box
Enclosure without cover, but with cover and duct and cable entry on the surface.
3.3 Box Fitting
A connector that connects a non-threaded (or threaded) metal conduit (or cable) to a demolding opening in a box or enclosure.
3.4 Bushing
Fittings to protect the wires from abrasion, mainly installed at the entrance and exit of the conduit system.
GB/T 4343.2 | GB/T 3883.311 | JB/T 10772 | GB/T 47113 | GB/T 38281.1 | […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 125 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 5169.15-2015Fire hazard testing for electric and electronic products - Part 15: Test flames - 500 W flames - Apparatus and confirmational test methods
- GB/T 16422.2-2014Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc lamps
- GB/T 17193Extra-heavy duty rigid steel conduits for electrical installations
- GB/T 17193-1997Extra-heavy duty rigid steel conduits for electrical installations
- GB/T 20666Unified screw threads -- Tolerances
- GB/T 20666-2006Unified screw threads -- Tolerances
IEC 60695 · ISO 4892 · ISO 5864 · ISO 68 · ISO 263 · ISO 301
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Related Standards
GB/T 17193-1997 — Extra-heavy duty rigid steel conduits for electrical installations
GB/T 20666-2006 — Unified screw threads -- Tolerances
GB/T 20669-2006 — Unified screw threads -- Profiles
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