ENV 50091-3 : 98 AMD 1 99
Superseded
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UNINTERRUPTIBLE POWER SYSTEMS - PERFORMANCE REQUIREMENTS AND TEST METHODS
01-06-2001
12-01-2013
Foreword
1 General
1.1 Scope
1.2 Object
1.3 Normative references
1.4 General terms and definitions
2 General ambient service conditions
2.1 Normal environmental and climate service
conditions
2.2 Ambient storage and transportation conditions
3 Electrical service conditions and performance
3.1 UPS input specifications
3.2 UPS output specifications
3.3 Single UPS with by-pass
3.4 Control and monitoring signals
3.5 Stored and restored energy mode of operation
3.6 Electromagnetic compatibility
4 Electrical tests for UPS
4.1 General
4.2 UPS testing procedure
4.3 Type tests of manufacturers declared
characteristics
4.4 UPS test specification - factory witness
tests/on-site testing
5 Non-electrical tests
5.1 External characteristics
5.2 Environmental and transportable test methods
5.3 Acoustic noise
6 Compliance tests
6.1 Classification of uninterruptible power systems
by performance
6.2 Technical data sheets - Manufactured declared
specification
Annex A (normative) Reference non-linear load
Annex B (normative) Input mains failure - test methods
Annex C (normative) Determination of output dynamic
performance classification
C.1 - General consideration
C.2 - Test methods and instrumentation
C.3 - Sinusoidal waveshapes and resistive loading
C.4 - Non-sinusoidal waveforms (trapezoidal/quasi-
square/square)
C.5 - Change of operating mode - step resistive load
test methods
C.6 - Change of mode - step load reference non-linear
load test circuit
Annex D (informative) Purchaser specification guidelines
D.1 - Type of UPS, additional features and system
requirements
D.2 - UPS input
D.3 - Load to be operated from UPS
D.4 - UPS output
D.5 - Battery (where applicable)
D.6 - General application requirements and special
service conditions
D.7 - Electromagnetic compatibility
D.8 - Types of uninterruptible power systems (UPS)
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