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SJ/T 11449-2024 English PDF

SJ/T 11449: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
SJ/T 11449-2024EnglishRFQ ASK 3 days [Need to translate] (Central air conditioning electronic billing information system engineering technical specification) Valid SJ/T 11449-2024
SJ/T 11449-2013EnglishRFQ ASK 10 days [Need to translate] Technical specifications for engineering of central conditioning electronic billing information systems Obsolete SJ/T 11449-2013

Basic data

Standard ID SJ/T 11449-2024 (SJ/T11449-2024)
Description (Translated English) (Central air conditioning electronic billing information system engineering technical specification)
Sector / Industry Electronics Industry Standard (Recommended)
Classification of International Standard 17.200
Date of Issue 2024-03-29
Date of Implementation 2024-07-01
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the terminology definition and design, construction and installation, commissioning and trial operation, acceptance and other requirements of the centralized air-conditioning electronic billing information system engineering. This standard applies to the design, construction and acceptance of the new, rebuilt and expanded electronic billing information system engineering of the centralized air-conditioning system with water as the medium.