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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
- undefined
- 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]