I.S. EN 50091-1-2:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Hardcopy , PDF
31-08-2004
English
01-01-2003
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 General
1.1 Scope
1.2 Normative references
1.3 Definitions
1.4 General requirements
1.5 General conditions for tests
1.6 Components
1.7 Power interfaces
1.8 Marking and instructions
2 Fundamental design requirements
2.1 Protection against electric shock and energy
hazards
2.2 Insulation
2.3 Safety Extra-Low Voltage (SELV) circuits
2.4 Limited current circuits
2.5 Provisions for protective earthing
2.6 A.C. and D.C. power isolation
2.7 Overcurrent and earth fault protection
2.8 Protection of service personnel
2.9 Clearances, creepage distances and distances
through insulation
2.10 External signalling circuits
2.11 Limited power source
2.12 Protection of the applied load
2.13 Connection to other equipment
3 Wiring, connections and supply
3.1 General
3.2 Connection to power sources
3.3 Wiring terminals for external power conductors
4 Physical requirements
4.1 Stability and mechanical hazards
4.2 Mechanical strength and stress relief
4.3 Construction details
4.4 Resistance to fire
4.5 Battery location
5 Thermal and electrical requirements
5.9 Heating
5.2 Earth leakage current
5.3 Electric strength
5.4 Abnormal operating and fault conditions
Annexes
A (normative) Test for resistance to heat and fire
B (normative) Motor test under abnormal conditions
C (normative) Transformers
D (normative) Measuring instruments for earth leakage
current test
E (normative) Temperature rise of a winding
F (normative) Measurements of creepage
G (normative) Earth leakage current for UPS intended to
be connected directly to IT power systems
H (informative) Guidance on protection against ingress
of water and foreign objects
J (informative) Table of electrochemical potentials
K (normative) Thermal controls
L (normative) Backfeed protection test
M (normative) Reference load conditions
N (normative) Ventilation of battery compartments
P (normative) Minimum and maximum cross-sections for
copper conductor suitable for connection
Q (informative) A-Deviations
R (normative) Special national conditions
Applies to electronic indirect a.c. convertor systems with an electrical energy storage device in the d.c. link.
DocumentType |
Standard
|
Pages |
58
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Superseded
|
SupersededBy |
Standards | Relationship |
NEN EN 50091-1-2 : 98 C1 1999 | Identical |
BS EN 50091-1-2:1999 | Identical |
SN EN 50091-1-2 : 1998 | Identical |
EN 50091-1-2 : 98 COR 1 99 | Identical |
NF EN 50091-1-2 : 1999 | Identical |
IEC 60146-4:1986 | Semiconductor convertors. Part 4: Method of specifying the performance and test requirements of uninterruptible power systems |
ENV 50091-3 : 98 AMD 1 99 | UNINTERRUPTIBLE POWER SYSTEMS - PERFORMANCE REQUIREMENTS AND TEST METHODS |
ENV 61000-2-2 : 1993 | ELECTROMAGNETIC COMPATIBILITY (EMC) - ENVIRONMENT - COMPATIBILITY LEVELS FOR LOW-FREQUENCY CONDUCTED DISTURBANCES AND SIGNALLING IN PUBLIC LOW-VOLTAGE POWER SUPPLY SYSTEMS |
HD 384.4.41 S2:1996/A1:2002 | ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 4: PROTECTION FOR SAFETY - CHAPTER 41: PROTECTION AGAINST ELECTRIC SHOCK |
EN 50091-2:1995/corrigendum Jan. 1998 | |
EN 60950:2000/corrigendum:2002 | SAFETY OF INFORMATION TECHNOLOGY EQUIPMENT |
HD 625.1 : 200S1 | INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PRINCIPLES, REQUIREMENTS AND TESTS |
IEC 60364-4-482:1982 | Electrical installations of buildings. Part 4: Protection for safety. Chapter 48: Choice of protective measures as a function of external influences. Section 482: Protection against fire |
HD 384.4.42 : S1 AMD 2 | ELECTRICAL INSTALLATIONS OF BUILDINGS - PROTECTION FOR SAFETY - PROTECTION AGAINST THERMAL EFFECTS |
EN 60439-1:1999/A1:2004 | LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - PART 1 - TYPE TESTED AND PARTIALLY TYPE TESTED ASSEMBLIES |
IEC 60364-7-707:1984 | Electrical installations of buildings. Part 7: Requirements for special installations or locations. Section 707: Earthing requirements for the installation of data processing equipment |
EN 50091-1-1:1996/corrigendum Aug. 2004 | |
EN 60529:1991/AC:2016-12 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015) |
ISO 7000:2014 | Graphical symbols for use on equipment Registered symbols |
IEC 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
HD 243 : S12 | GRAPHICAL SYMBOLS FOR USE ON EQUIPMENT - INDEX, SURVEY AND COMPILATION OF THE SINGLE SHEETS |
EN 60309-2:1999/A2:2012 | PLUGS, SOCKET-OUTLETS AND COUPLERS FOR INDUSTRIAL PURPOSES - PART 2: DIMENSIONAL INTERCHANGEABILITY REQUIREMENTS FOR PIN AND CONTACT-TUBE ACCESSORIES (IEC 60309-2:1999/A2:2012) |
HD 384.4.46 : 200S2 | ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 4: PROTECTION FOR SAFETY - CHAPTER 46: ISOLATION AND SWITCHING |
EN 60309-1:1999/A1:2007/AC:2014 | PLUGS, SOCKET-OUTLETS AND COUPLERS FOR INDUSTRIAL PURPOSES - PART 1: GENERAL REQUIREMENTS (IEC 60309-1:1999/A2:2012) |
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