14/30230935 DC : 0
NA
Status of Standard is Unknown
BS EN ISO 4126-11 - SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 11: PERFORMANCE TESTING
Hardcopy , PDF
English
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Preliminary agreements
5 General requirements for test rigs and instrumentation
6 Test procedures for reclosing safety devices
7 Test rigs and procedures for bursting disc safety devices
8 Safety warnings
9 Informative references
ANNEX A - Bursting disc safety devices: flow resistance
tests (Option A)
ANNEX B - Bursting disc safety devices: flow resistance
tests (Option B)
ANNEX C (INFORMATIVE) - Test Procedures for safety
devices under built-up and superimposed back
pressure conditions
ANNEX D (Informative) - Dynamic valve testing for the
determination of operating and flow characteristics
ANNEX E (Informative) - Reference sonic nozzle for
discharge coefficient verification
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