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BS 1212-4(2016) : 2016

M00015514

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BS 1212-4(2016) : 2016

FLOAT OPERATED VALVES - PART 4: SPECIFICATION FOR COMPACT TYPE FLOAT OPERATED VALVES FOR WC FLUSHING CISTERNS (INCLUDING FLOATS)

British Standards Institution

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Table of Contents

Foreword<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Materials<br>5 Design, construction and dimensions<br>6 Performance<br>7 Marking<br>Annexes<br>Annex A (normative) - Distortion test for <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;backnuts and inlet shanks<br>Annex B (normative) - High pressure shut-off test<br>Annex C (normative) - Low pressure shut-off test<br>Annex D (normative) - Dynamic pressure test<br>Annex E (normative) - Vacuum test<br>Annex F (normative) - Flow test<br>Annex G (normative) - Endurance test<br>Annex H (normative) - Delayed action inlet valve test<br>Bibliography

Abstract

Describes requirements for materials, connecting dimensions, overall size limitations and performance of compact float operated valves, incorporating a float designed for use at operating pressures of between 0.1 bar and 10 bar and intended for use in WC flushing cisterns.

General Product Information

Document Type Standard
Status Current
Publisher British Standards Institution
Committee B/504
Supersedes
  • BS 1212-4(1991) : 1991
  • 15/30310921 DC : 0