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eLibrary > BS EN IEC 60947-6-2:2023 Low-voltage switchgear and controlgear - Multiple function equipment. Control and protective switching devices (or equipment) (CPS) >

BS EN IEC 60947-6-2:2023 Low-voltage switchgear and controlgear - Multiple function equipment. Control and protective switching devices (or equipment) (CPS), 2023

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BS EN IEC 60947-6-2:2023 Low-voltage switchgear and controlgear - Multiple function equipment. Control and protective switching devices (or equipment) (CPS), 2023

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Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
Blank Page [Go to Page]
English [Go to Page]
CONTENTS
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions [Go to Page]
3.1 General
3.2 Terms and definitions related to the equipment
3.3 Terms and definitions concerning characteristic quantities
3.4 Terms and definitions concerning safety aspects
4 Classification
5 Characteristics [Go to Page]
5.1 Summary of characteristics
5.2 Type of equipment [Go to Page]
5.2.1 Number of poles
5.2.2 Kind of current (alternating current or direct current)
5.2.3 Method of operation
5.2.4 Method of control
5.2.5 Method of resetting after overload
5.2.6 Method of rearming after short-circuit
5.3 Rated and limiting values of the main circuit [Go to Page]
5.3.1 Rated voltages
5.3.2 Currents and powers
5.3.3 Rated frequency
5.3.4 Rated duties
5.3.5 Normal load and overload characteristics – Rated making and breaking capacities
5.3.6 Short circuit characteristics – Rated service short-circuit breaking capacity (Ics)
5.3.7 Pole impedance of a CPS (Z)
5.4 Utilization categories [Go to Page]
5.4.1 General
5.4.2 Assignment of utilization categories based on the results of tests
Tables [Go to Page]
Table 1 – Utilization categories [Go to Page]
5.4.3 Application of utilization categories for motor control duty
5.5 Control circuits
5.6 Auxiliary circuits
5.7 Relays or releases [Go to Page]
5.7.1 Summary of characteristics
5.7.2 Types of relays or releases
5.7.3 Characteristic values
5.7.4 Designation and current setting of overload relays or releases
5.7.5 Time-current characteristics of over current relays or releases
5.7.6 Influence of ambient air temperature
6 Product information [Go to Page]
6.1 Nature of information [Go to Page]
6.1.1 Identification
6.1.2 Characteristics
6.2 Marking
6.3 Instructions for installation, operation and maintenance
6.4 Environmental information
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements [Go to Page]
8.1 Constructional requirements [Go to Page]
8.1.1 General
8.1.2 Materials
8.1.3 Current-carrying parts and their connections
8.1.4 Clearances and creepage distances
8.1.5 Actuator
8.1.6 Indication of the contact position
8.1.7 Additional requirements for equipment suitable for isolation
8.1.8 Terminals
8.1.9 Additional requirements for equipment provided with a neutral pole
8.1.10 Provisions for protective earthing
8.1.11 Enclosures for equipment
8.1.12 Degrees of protection of enclosed equipment
8.1.13 Conduit pull-out, torque and bending with metallic conduits
8.1.14 Limited energy source
Table 20 – Limits for limited energy sources without an over-current protective device
Table 21 – Limits for limited energy sources with an over-current protective device [Go to Page]
8.1.15 Stored charge energy circuit
8.1.16 Fault and abnormal conditions
Table 22 – Limits for limited energy source with current limiting impedance [Go to Page]
8.1.17 Short-circuit and overload protection of ports
8.2 Performance requirements [Go to Page]
8.2.1 Operating conditions
Table 2 – Limits of operation of inverse time-delayoverload relays or releases when energized on all poles
Figures [Go to Page]
Figure 1 – Multiple of current setting limits for ambient air temperature time-delayoverload relays or releases (see 8.2.1.5.1)
Table 3 – Trip classes of overload relays or releases for utilizationcategories AC-2, AC-3, AC-3e, AC-4, DC-3, DC-5
Table 4 – Limits of operation of three-pole inverse time-delay overload relaysor releases when energized on two poles only
Figure 2 – Thermal memory test [Go to Page]
8.2.2 Temperature-rise
Table 5 – Temperature-rise limits of terminals
Table 6 – Temperature-rise limits for insulated coils in air
Table 7 – Intermittent duty test cycle data [Go to Page]
8.2.3 Dielectric properties
8.2.4 Performance under no load, normal load and overload conditions
Table 8 – Rated making and breaking capacities – Making and breaking conditions corresponding to the utilization categories
Table 9 – Relationship between current broken Ic and OFF-time forthe verification of rated making and breaking capacities
Table 10 – Conventional operational performance after making/breaking capacity tests –Making and breaking conditions according to utilization category
Table 11 – Operational performance before and after short-circuit tests at Icr and Ics –Making and breaking conditions according to utilization category [Go to Page]
8.2.5 Ability to make, carry and break short-circuit currents
Table 12 – Value of the prospective test current according tothe rated operational current [Go to Page]
8.2.6 Pole impedance
8.2.7 Leakage currents of equipment suitable for isolation
8.2.8 Coil power consumption
8.2.9 Co-ordination between a CPS and another short-circuit protective device
8.3 Electromagnetic compatibility (EMC) [Go to Page]
8.3.1 General
Table 13 – Value of the prospective test current accordingto the rated operational current (harmonized table) [Go to Page]
8.3.2 Immunity
8.3.3 Emission
Table 14 – Performance criteria when EM disturbances are present
9 Tests [Go to Page]
9.1 Kind of tests [Go to Page]
9.1.1 General
9.1.2 Type test
9.1.3 Routine tests
9.1.4 Sampling tests
9.1.5 Special tests
9.2 Compliance with constructional requirements [Go to Page]
9.2.1 General
9.2.2 Electrical performance of screwless-type clamping units
9.2.3 Ageing test for screwless-type clamping units
9.2.4 Limited energy source test
Figure 3 – Voltage drop measurement at contact point of the clamping terminal [Go to Page]
9.2.5 Breakdown of components
9.3 Compliance with performance requirements [Go to Page]
9.3.1 Test sequences
9.3.2 General test conditions
9.3.3 Performance under no load, normal load and overload conditions
Figure 4 – Example of a pole impedance measurement for a three-pole CPS [Go to Page]
9.3.4 Performance under short-circuit conditions
9.4 EMC tests [Go to Page]
9.4.1 General
9.4.2 Immunity
Table 15 – EMC immunity tests
Figure 5 – Representation of test current produced by back-to-back thyristors
Figure 6 – Test current for the verification of the influence of the current dips and interruptions
Table 16 – Test parameters for harmonics and interruptions [Go to Page]
9.4.3 Emission
Table 17 – Terminal disturbance voltage limits for conducted radio-frequency emission (for mains ports)
9.5 Test sequences [Go to Page]
9.5.1 General
Table 18 – Radiated emission test limits
Table 19 – Test sequences [Go to Page]
9.5.2 Test sequence I: temperature-rise, operating limits, dielectric properties
9.5.3 Test sequence II: performance under normal load and overload conditions
9.5.4 Test sequence III: operational performance before and after operating sequences at conventional prospective current Icr and conventional prospective current "r" test
9.5.5 Test sequence IV: operational performance before and after operating sequences at Ics
9.5.6 Test sequence V: additional breaking capacity
9.5.7 Test sequence VI: additional test sequence for four-pole CPS's
9.5.8 Test sequence VII: additional test sequence for CPS's intended for use inan individual enclosure
9.5.9 Test sequence VIII: EMC
9.6 Routine tests [Go to Page]
9.6.1 General
9.6.2 Operation and operating limits
9.6.3 Dielectric tests
Annexes [Go to Page]
Annex A (normative)Special tests [Go to Page]
A.1 General
A.2 Mechanical durability [Go to Page]
A.2.1 General
A.2.2 Verification of mechanical durability
A.3 Electrical durability
Annex B (xxx)Vacant
Annex C (normative)Marking and identification of CPS terminals [Go to Page]
C.1 General
C.2 Marking and identification of terminals of main circuits [Go to Page]
C.2.1 General
C.2.2 Marking and identification of terminals of auxiliary circuits
Annex D (informative)Items subject to agreement between manufacturer and user
Annex E (xxx)Vacant
Annex F (normative)Requirements for auxiliary contact linked with power contact (mirror contact) [Go to Page]
F.1 Application and object [Go to Page]
F.1.1 Application
F.1.2 Object
F.2 Terms and definitions
F.3 Characteristics
F.4 Product information
F.5 Normal service, mounting and transport conditions
F.6 Constructional and performance requirements
F.7 Tests [Go to Page]
F.7.1 General
F.7.2 Tests on products in a new condition
Figure F.1 – Mirror contact [Go to Page]
[Go to Page]
F.7.3 Test after conventional operational performance (defined under Table 10)
Table F.1 – Test voltage according to altitude
Annex G (normative)Test sequence for CPS’s for IT systems [Go to Page]
G.1 General
G.2 Individual pole short circuit
Table G.1 – Individual pole [Go to Page]
G.3 Verification of dielectric withstand
G.4 Verification of overload releases
G.5 Marking
Annex H (xxx)Vacant
Annex I (informative)Glossary of symbols and graphical representation of characteristics
Annex J (xxx)Vacant
Annex K (normative)Procedure to determine data for electromechanical CPSused in functional safety applications [Go to Page]
K.1 General
K.2 Test requirements
K.3 Characterization of a failure mode
K.4 Failure ratios of a CPS
Table K.1 – Failure mode of CPS
Table K.2 – Typical failure ratios for CPS
Annex L (xxx)Vacant
Annex M (informative)Load monitoring indicators [Go to Page]
M.1 General
M.2 Indicators list
Table M.1 – AC monitoring indicators list [Go to Page]
M.3 Uncertainty
Figure M.1 – Example of quantification of a process change [Go to Page]
M.4 Tests [Go to Page]
M.4.1 Routine tests
M.4.2 Type tests
Table M.2 – Different possibilities authorized for verification of indicators
Table M.3 – Reference for verification conditions
Table M.4 – Harmonic levels
Annex N (normative)Additional requirements and tests for equipment with protective separation [Go to Page]
N.1 General
N.2 Terms and definitions
N.3 Requirements [Go to Page]
N.3.1 Test method for implementing protective impedance
N.3.2 Touch current measurement
Figure N.1 – Protection by means of protective impedance
Figure N.2 – Measuring instrument
Bibliography [Go to Page]

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BS EN IEC 60947-6-2:2023 Low-voltage switchgear and controlgear - Multiple function equipment. Control and protective switching devices (or equipment) (CPS), 2023

⨯To continue with accurate pricing,
please select your company type below: