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BS EN 88-1:2011+A1:2016 Pressure regulators and associated safety devices for gas appliances - Pressure regulators for inlet pressures up to and including 50 kPa >
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BS EN 88-1:2011+A1:2016 Pressure regulators and associated safety devices for gas appliances - Pressure regulators for inlet pressures up to and including 50 kPa, 2016
- Contents Page
- European foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- Figure 1 — Step response of a transfer element
- 4 Classification [Go to Page]
- 5 Units of measurement and test conditions
- 6 Construction requirements [Go to Page]
- 7 Performance [Go to Page]
- Table 1 — Gas pressure at inlet to the pressure regulator
- Table 2 — Outlet pressure variation from the outlet setting pressure p2s [Go to Page]
- Figure 2 — Performance test apparatus [Go to Page]
- Table 3 — Control performance test procedure [Go to Page]
- Figure 3 — Gas/air modulation curves" [Go to Page]
- 8 EMC/Electrical requirements [Go to Page]
- 9 Marking, installation and operating instructions [Go to Page]
- !Figure 4" — Delta p versus rated flow rate curve [Go to Page]
- Annex A (informative) Gas connections in common use in the various countries
- Annex B (informative) Leak-tightness test — volumetric method
- Annex C (informative) Leak-tightness test — pressure loss method
- Annex D (normative) Conversion of pressure loss into leakage rate
- Annex E (normative) Electrical/electronic component fault modes
- Annex F (normative) Additional requirements for safety accessories and pressure accessories as defined in EC Directive 97/23/EC
- Annex G (normative) Materials for pressurized parts
- Annex H (informative) Additional materials for pressurized parts
- Annex I (normative) Requirements for controls used in DC supplied gas burners and gas burning appliances
- Annex AA (informative) Typical pressure regulators and pressure regulator parts
- Figure AA.1 — Types of constant pressure regulators
- Annex BB (informative) Overview of requirements and test conditions (as given in Clause 7), and examples of performance curves for pressure regulators
- Table BB.1 — Overview of pressure regulator requirements
- Figure BB.1 — Example for class A pressure regulator including maximum outlet pressure variations for constant outlet setting pressure p2s and lock-up pressure p2f including typical results
- Figure BB.2 — Example for class A pressure regulator including maximum outlet pressure variations for adjustable outlet setting pressures p2smin, p2smax, and lock-up pressures p2fmin, p2fmax, including typical results
- Figure BB.3 — Example for class A pressure regulator including maximum outlet pressure variation for constant outlet setting pressure p2s including typical results
- Figure BB.4 — Example for class B pressure regulator including maximum outlet pressure variation for constant outlet setting pressure p2s including typical results
- Figure BB.5 — Example for class C pressure regulator including maximum outlet pressure variation for constant outlet setting pressure p2s including typical results
- Table BB.2 — Test procedure
- Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EC Directive 2009/142/EC relating to appliances burning gaseous fuels
- Table ZA.1 — Correspondence between this European Standard and Directive 2009/142/EC relating to appliances burning gaseous fuels
- Bibliography [Go to Page]