ISA 61241-2 : 2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
19-03-2021
English
01-01-2006
Foreword
1 Scope
2 References
3 Definitions
4 Pressurization principle
4.1 Protective gas
4.2 Automatic disconnection or alarm
4.3 Cleaning
4.4 Discharge of protective gas
5 General constructional requirements
5.1 Electrical performance of apparatus
5.2 Mechanical strength
5.3 Apertures
5.5 Doors and covers
6 Temperature limits
7 Safety provisions and safety devices (except for
static pressurization)
7.1 General
7.2 Pressure- or flow-activated devices
7.4 Switching off electrical supply
7.5 Failure of pressurization
7.6 Level of overpressure
7.7 Possible sources of ignition
7.8 Enclosed components
7.9 Separate enclosures
8 Safety provisions and safety devices for static
pressurization
9 Supply of protective gas
9.1 Type of gas
9.2 Second source of supply
9.3 Temperature
10 Verification and tests
10.1 General
10.2 Type verification and tests
10.3 Overpressure test
10.4 Minimum overpressure test
10.5 Leakage test
10.7 Routine tests
11 Marking
11.1 Pressurized enclosure
11.2 Additional marking
11.3 Pressurized enclosures protected by static
pressurization
11.4 Any other marking required
11.5 Warnings required in other clauses:
Annex A (normative) Ducts for protective gas supply
Annex B (normative) Installation requirements for
pressurization
B.1 Source of protective gas
B.2 Automatic switch-off
B.3 Manual switch-off
B.4 Common supply of protective gas
B.5 Switching off electrical supply
Annex C (informative) Explanation of National Deviations
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