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DIN EN 764-7:2002-09

Current
Current

The latest, up-to-date edition.

PRESSURE EQUIPMENT - PART 7: SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
Available format(s)

Hardcopy , PDF

Published date

01-01-2002

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.

DevelopmentNote
DRAFT 2018 issued in May 2018. (06/2018)
DocumentType
Standard
Pages
40
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Current

PREN ISO 4126-1 : DRAFT 2009 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES
R044-001 : 1999 SAFETY OF MACHINERY - GUIDANCE AND RECOMMENDATIONS FOR THE AVOIDANCE OF HAZARDS DUE TO STATIC ELECTRICITY
EN 50020:2002 Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i'
PREN ISO 4126-6 : DRAFT 2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 6: APPLICATION, SELECTION AND INSTALLATION OF BURSTING DISC SAFETY DEVICES (ISO/DIS 4126-6:2013)
PREN 764-1 : DRAFT 2013 PRESSURE EQUIPMENT - PART 1: VOCABULARY
EN 50017:1998 Electrical apparatus for potentially explosive atmospheres - Powder filling "q"
EN 50019:2000/corrigendum Apr. 2003 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY "E"
EN 50018 : 2000 AMD 1 2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
EN 292-1 : 1991 SAFETY OF MACHINERY - BASIC CONCEPTS, GENERAL PRINCIPLES FOR DESIGN - BASIC TERMINOLOGY, METHODOLOGY
NAMUR NE 031 : 2006 PLANT SAFETY USING PROCESS CONTROL TECHNOLOGY
PREN ISO 4126-5 : DRAFT 2009 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 5: CONTROLLED SAFETY PRESSURE-RELIEF SYSTEMS (CSPRS)
ISO/IEC Guide 51:2014 Safety aspects Guidelines for their inclusion in standards
EN 50081-2:1993 Electromagnetic compatibility - Generic emission standard - Part 2: Industrial environment
IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
ISO 4126-2:2003 Safety devices for protection against excessive pressure Part 2: Bursting disc safety devices
EN 954-1 : 1996 SAFETY OF MACHINERY - SAFETY-RELATED PARTS OF CONTROL SYSTEMS - PART 1: GENERAL PRINCIPLES FOR DESIGN
PREN ISO 4126-2 : DRAFT 1998 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 2: BURSTING DISC SAFETY DEVICES
EN 50082-2 : 95 AC 95 ELECTROMAGNETIC COMPATIBILITY - GENERIC IMMUNITY STANDARD - INDUSTRIAL ENVIRONMENT
EN 292-2 : 91 AMD 1 95 SAFETY OF MACHINERY - BASIC CONCEPTS, GENERAL PRINCIPLES FOR DESIGN - TECHNICAL PRINCIPLES AND SPECIFICATION
EN 50015:1998 Electrical apparatus for potentially explosive atmospheres - Oil immersion "o"
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
EN 837-1:1996/AC:1998 PRESSURE GAUGES - BOURDON TUBE PRESSURE GAUGES - DIMENSIONS, METROLOGY, REQUIREMENTS AND TESTING
EN 50016:2002 Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p"
EN 837-3:1996 Pressure gauges - Part 3: Diaphragm and capsule pressure gauges - Dimensions, metrology, requirements and testing
EN 50014:1997/A2:1999 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS
EN 60801-2 : 1993 ELECTROMAGNETIC COMPATIBILITY FOR INDUSTRIAL-PROCESS MEASUREMENT AND CONTROL EQUIPMENT - PART 2: ELECTROSTATIC DISCHARGE REQUIREMENTS (IEC 801-2:1991)

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