T/ZS 0302-2022 Active Group standards

T/ZS 0302-2022 Urban water supply backflow prevention device application technical regulations

Publish Date: 2022-09-02 Implement Date: 2022-09-09 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZS 0302-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Civil engineering and architecture

ICS Name: The water supply system

Publish Date: 2022-09-02

Implement Date: 2022-09-09

Scope

Main technical content: 1. General Principles 2. Terminology 3. Basic Requirements 4. Technical Parameters 4.1 General Provisions 4.2 Material and Component Parameters 4.3 Main Performance 4.4 Strength Requirements 5. Installation and Testing 5.1 Installation 5.2 Testing 6. Acceptance 7. Maintenance Management Appendix A: On-site Testing Steps for Double Check Valve Backflow Preventers Appendix B: On-site Testing Steps for Pressure-Relief Type Backflow Preventers Appendix C: On-site Testing Report for Backflow Preventers Appendix D: Regular Maintenance Report for Backflow Preventers Explanation of Terms Used in This Regulation List of References Appendix: Article Explanation