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AWWA E103-21 Horizontal Centrifugal and Vertical Line Shaft Pumps, 2021
- Foreword [Go to Page]
- I. Introduction. [Go to Page]
- I.A. Background. This standard describes the minimum requirements for horizontal centrifugal pumps and for vertical line-shaft pumps for installation in wells, water treatment plants, water transmission systems, and water distribution systems. Pumps descr [Go to Page]
- I.B. History. The original standard for vertical line-shaft turbine pumps presented the composite findings from studies conducted from 1949 to 1986 by committees consisting of manufacturers, consumers, and engineers. The first standard was published in 19 [Go to Page]
- I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for direct
- II. Special Issues. [Go to Page]
- II.A. Chlorine and Chloramine Degradation of Elastomers. The selection of materials is critical for water service and distribution piping in locations where there is a possibility that elastomers will be in contact with chlorine or chloramines. Documented [Go to Page]
- II.B. Reliable Service. Users of horizontal centrifugal and vertical line-shaft pumps should not expect long-lasting or reliable service unless all aspects of the pump application are defined: operating conditions, environmental conditions, and local ambi
- III. Use of This Standard. [Go to Page]
- III.A. Purchaser Options and Alternatives. The following information should be provided in the purchase documents to further define the standard’s requirements:
- IV. Modification to Standard. Any modification of the provisions, definitions, or terminology in this standard must be provided by the purchaser.
- VI. Comments. If you have any comments or questions about this standard, please contact Engineering and Technical Services at 303.794.7711; write to the department at 6666 West Quincy Avenue, Denver, CO 80235-3098; or email at standards@awwa.org.
- AWWA Standard
- SECTION 1: GENERAL
- Sec. 1.1 Scope
- Sec. 1.2 Purpose
- Sec. 1.3 Application
- SECTION 2: REFERENCES
- SECTION 3: DEFINITIONS
- SECTION 4: REQUIREMENTS
- Sec. 4.1 Materials
- Sec. 4.2 General Design: Common to Horizontal and Vertical Pumps
- Sec. 4.4 General Design: Vertical Pumps
- Sec. 4.5 Coatings
- Sec. 4.6 Vibration Limits
- SECTION 5: VERIFICATION
- Sec. 5.1 Factory Tests
- Sec. 5.2 Data Provided by Manufacturer
- SECTION 6: MARKING, PREPARATION FOR SHIPMENT, AND AFFIDAVIT
- Sec. 6.1 Marking
- Sec. 6.2 Packaging and Shipping
- Sec. 6.3 Affidavit of Compliance [Go to Page]
- APPENDIX A [Go to Page]
- Pump Cross Sections
- Suggested Data Form for the Purchase of Vertical Line-Shaft Pumps
- Engineering Information and Recommendations
- Special issues for Consideration. [Go to Page]
