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I.S. EN 50091-1-1:2004

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

UNINTERRUPTIBLE POWER SYSTEMS (UPS) - PART 1-1: GENERAL AND SAFETY REQUIREMENTS FOR UPS USED IN OPERATOR ACCESS AREAS
Available format(s)

Hardcopy , PDF

Withdrawn date

09-06-2016

Language(s)

English

Published date

02-02-2006

Preview

Foreword
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 personnel - safety interlocks
  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
3 Wiring, connections and supply
  3.1 General
  3.2 Connection to power
  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
  5.1 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 distances and
                clearances
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) Examples of reference load conditions
N (normative) Ventilation of battery compartments
P (Void - contents transferred to 1.2 Normative references
Q (informative) A-Deviations
R (normative) Special national conditions

Applicable to electronic indirect a.c. convertor systems having an electrical energy storage device in the d.c. link.

DocumentType
Standard
Pages
58
PublisherName
National Standards Authority of Ireland
Status
Withdrawn

IEC 60146-4:1986 Semiconductor convertors. Part 4: Method of specifying the performance and test requirements of uninterruptible power systems
EN 60924:1991/A1:1994 SPECIFICATION FOR GENERAL AND SAFETY REQUIREMENTS FOR D.C. SUPPLIED ELECTRONIC BALLASTS FOR TUBULAR FLUORESCENT LAMPS
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
IEC 60950:1999 Safety of information technology equipment
EN 50091-2:1995/corrigendum Jan. 1998
EN 60950:2000/corrigendum:2002 SAFETY OF INFORMATION TECHNOLOGY EQUIPMENT
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IEC 60445:2017 Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors
EN 60925:1991/A2:2001 SPECIFICATION FOR PERFORMANCE REQUIREMENTS FOR D.C. SUPPLIED ELECTRONIC BALLASTS FOR TUBULAR FLUORESCENT LAMPS
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