ENV 1954 : DRAFT 1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
INTERNAL AND EXTERNAL FAULT BEHAVIOUR OF SAFETY RELATED ELECTRONIC PARTS OF GAS APPLIANCES
01-12-2002
12-01-2013
CONTENTS
Foreword
1. Scope
2. Normative references
3. Definitions
3.1 General
3.2 Definitions specific to complex electronics
4. Requirements
4.1 Fault control
4.2 Fault avoidance
5. Information
6. External fault behaviour
7. Fault behaviour under external influence
7.1 Performance tests
7.2 Climatic tests
7.3 Supply voltage variations
7.4 Supply voltage interruptions or decreases
7.5 Supply frequency variations
8. Electromagnetic phenomena
8.1 Voltage surges
8.2 Fast transient brust
8.3 Electromagnetic radiation - Immunity
8.4 Electrostatic discharges
9. Endurance
9.1 Design requirements
9.2 Test method
Annexes
A (normative) Failure modes for electronic components
B (normative) Fault assessment flowcharts
Applies to (programmable) electronic systems for gas installations that include safety-relevant electronic actuators, sensors, convertors, etc.
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN V ENV 1954:1996-08 | Identical |
| UNI ENV 1954 : 1998 | Identical |
| UNE-ENV 1954:1997 | Identical |
| NBN ENV 1954 : 1997 | Identical |
| NEN NVN ENV 1954 : 1996 | Identical |
| DD ENV 1954:1997 | Identical |
| NF ENV 1954 : 96 XP | Identical |
| I.S. ENV 1954:1996 | Identical |
| BS EN 50165:1997 | Electrical equipment of non-electric appliances for household and similar purposes. Safety requirements |
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