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CJ/T 302-2008 English PDF

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CJ/T 302-2008: Tank type non-negative pressure water supply devices
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PDF similar to CJ/T 302-2008


Standard similar to CJ/T 302-2008

GB/T 18920   GB/T 18921   GB/T 18919   CJJ/T 311   CJJ/T 302   CJ/T 299   

Basic data

Standard ID CJ/T 302-2008 (CJ/T302-2008)
Description (Translated English) Tank type non-negative pressure water supply devices
Sector / Industry Urban Construction Industry Standard (Recommended)
Classification of Chinese Standard P40
Classification of International Standard 91.140.60
Word Count Estimation 17,180
Date of Issue 2008-12-12
Date of Implementation 2009-06-01
Quoted Standard GB 150; GB/T 191; GB 755; GB/T 3047.1; GB/T 3214; GB/T 3797-2005; GB 4208; GB/T 5657; GB/T 12771; GB/T 13384; GB/T 13306; GB/T 17219; GB 50236; GB 50268-1997; CJ/T 160; JB/T 3085; JB/T 4711
Regulation (derived from) Bulletin of the Ministry of Housing and Urban No. 183
Issuing agency(ies) Ministry of Housing and Urban-Rural Development of the People's Republic of China
Summary This standard provides no negative pressure water supply equipment (hereinafter referred to as the device) classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to civil and industrial construction or production of live water system no negative pressure water supply equipment.

CJ/T 302-2008: Tank type non-negative pressure water supply devices

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Tank type non-negative pressure water supply devices ICS 91.140.60 P40 People's Republic of China urban construction industry standards Box negative pressure water equipment Posted.2008-12-12 2009-06-01 implementation Ministry of Housing and Urban-Rural Development, People's Republic of China released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Categories 2 4.1 Product Category 2 4.2 Marking 2 5 Requirements 2 5.1 Basic Requirements 2 5.2 System Components Figure 2 5.3 Appearance 3 5.4 Structure 3 5.5 Component Quality 3 5.6 Function 7 5.7 water supply capacity 8 5.8 continuous operation capacity 8 5.9 Health Performance 8 6 test methods 8 6.1 Experimental Device 8 6.2 Appearance, structure inspection 9 6.3 Component Quality Inspection 9 6.4 Function test 9 6.5 Water supply capacity test 11 6.6 Continuous operation test 11 6.7 Health Indicator Test 11 7 Inspection rules 11 7.1 Test classification 11 7.2 factory inspection 11 7.3 type test 11 7.4 Decision rules 11 8 logo, packaging, transportation, storage 12 8.1 logo 12 8.2 Packaging 13 8.3 Transportation 13 8.4 Storage 13

Foreword

This standard proposed by the Ministry of Housing and Urban Standard and Design Institute. This standard by the Ministry of Housing and Urban Water Supply and Drainage Products Standardization Technical Committee. This standard was drafted. Beijing Wei Paige Technology Development Co., Ltd., Beijing Walter Mike Technology Development Co., Ltd.. The main drafters of this standard. Liu Bing, Tian Haiping, Yang Feng, Xu Hongjian, Zhang Yu, Zhu Yanjun, Li Jiwei, Zhang Chuanming, Huang Rongbin, Lu Hanqing, Yang country, Li Zhijian. Box negative pressure water equipment

1 Scope

This standard specifies the classification, requirements, test methods, inspection rules, signs, packaging, Transport, storage. This standard applies to civil and industrial buildings in the living or production of water supply system box negative pressure water equipment.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. All dated references, which are subsequently owned Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to reach an agreement based on this standard research Whether you can use the latest versions of these files. For undated references, the latest version applies to this standard. GB 150 steel pressure vessel GB/T 191 Packaging - Pictorial signs (GB/T 191-2008, ISO 780..1997, MOD) GB 755 rotary motor fixed and performance (GB 755-2000, idt IEC 60034-1..1996) GB/T 3047.1 height 20mm panel, frame and cabinet basic size series GB/T 3214 pump flow measurement method Electrical control equipment GB/T 3797-2005 GB 4208 enclosure protection class (GB 4208-2008, IEC 60529..2001, IDT) GB/T 5657 centrifugal pump technical conditions (Class III) (GB/T 5657-1995, eqv ISO 9908..1993) GB/T 12771 stainless steel welded steel pipe for fluid transport GB/T 13306 signs GB/T 13384 mechanical and electrical product packaging General technical conditions GB/T 17219 drinking water distribution equipment and protective materials safety evaluation criteria GB 50236 field equipment, industrial pipe welding construction and acceptance specifications Code for construction and acceptance of water supply and sewer pipelines GB 50268-1997 CJ/T 160 backflow preventer JB/T 3085 Power Transmission Control Device Packaging and Shipping Specifications JB/T 4711 Pressure Vessel Coating and Transport Packaging

3 Terms and definitions

The following terms and definitions apply to this standard. 3.1 Box negative pressure water equipment Can be directly connected with the water supply network to ensure that the water supply network does not produce negative pressure at the peak of the closed water tank pressurized to compensate for the water supply network The lack of water supply to meet the needs of users of water equipment. Mainly by the sealed water tank, the main pump unit, frequency control cabinet, booster device, water diversion equipment Set, steady flow tank, no negative pressure flow controller, pressure devices and pressure sensors and other components. 3.2 Pressurized device According to the rated flow of equipment, the water in the closed tank can be pressurized to the same pressure as the water supply network.

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