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SN EN 764-7 : 2002 CORR 2006

Current
Current

The latest, up-to-date edition.

PRESSURE EQUIPMENT - PART 7: SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
Published date

12-01-2013

Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Risk consideration
  4.1 General
  4.2 Identification of hazards
  4.3 Solutions
5 Limiting devices and systems
  5.1 General
  5.2 Design
6 Pressure Limitation
  6.1 General
  6.2 Safety valves, direct loaded and pilot operated
  6.3 Bursting disc safety devices
  6.4 Safety valves and bursting disc safety devices in series
      or parallel
  6.5 Controlled safety pressure relief systems (CSPRS)
  6.6 Safety related measuring, control and regulation systems
      (SRMCR)
7 Hazard protection
  7.1 Internal
  7.2 External
  7.3 Static electricity
8 Installation of pressure relieving devices
  8.1 General
  8.2 Safety valves or the main valve of a CSPRS
  8.3 Installation of bursting disc safety devices
  8.4 Safety valve and bursting disc safety devices in combination
  8.5 Isolation of relieving safety systems
9 Indicators and alarms
  9.1 General
  9.2 Pressure indicators
  9.3 Temperature indicators
  9.4 Liquid level indicators
  9.5 Signals and warning devices
10 Inspection and maintenance
Annex A (informative) Sizing of multiple safety valves
Annex B (normative) Requirements for level limiters
      B.1 General
      B.2 Floating devices
      B.3 Level electrode devices
      B.4 Fault detection
Annex C (informative) Selection of safety accessories for pressure
                       limitation
Annex D (normative) Bursting disc safety devices downstream of
                       safety valves
Annex E (informative) Scope of the standard
Annex ZA (informative) Clauses of this European Standard addressing
                       essential requirements or other provisions of
                       EU Directives
Bibliography

Specifies the requirements for safety systems which protect a vessel, a system of vessels, piping, accessories or assemblies from exceeding operating conditions. Also applicable to safety related indicators and alarms, signals and warning devices when used in safety systems.

Committee
VSM/NK 30
DevelopmentNote
CORR 2006 is available in combined German/English/French. (10/2014)
DocumentType
Standard
PublisherName
Swiss Standards
Status
Current

Standards Relationship
EN 764-7:2002/AC:2006 Identical
UNI EN 764-7 : 2004 Identical
DIN EN 764-7:2002-09 Identical
UNE-EN 764-7:2003 Identical
BS EN 764-7:2002 Identical

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