Already a subscriber? 
MADCAD.com Free Trial
Sign up for a 3 day free trial to explore the MADCAD.com interface, PLUS access the
2009 International Building Code to see how it all works.
If you like to setup a quick demo, let us know at support@madcad.com
or +1 800.798.9296 and we will be happy to schedule a webinar for you.
Security check
Please login to your personal account to use this feature.
Please login to your authorized staff account to use this feature.
Are you sure you want to empty the cart?
BS EN IEC 61535:2024 Installation couplers intended for permanent connection in fixed installations, 2024
- undefined
- Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
- Annex ZZ (informative)Relationship between this European standard and the safety objectives of Directive 2014/35/EU [2014 OJ L96] aimed to be covered [Go to Page]
- English [Go to Page]
- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General requirements
- 5 Conditions for tests [Go to Page]
- 5.1 General
- 5.2 Test conditions
- 5.3 Tests on non-rewirable installation couplers
- 5.4 Order of tests
- 5.5 Specification of tests
- 5.6 Compliance requirements
- 5.7 Routine tests for non-rewirable installation couplers
- 6 Ratings [Go to Page]
- 6.1 Rated voltage
- 6.2 Rated current
- Tables [Go to Page]
- Table 1 – Voltage rating for installation couplers in AC application
- Table 2 – Voltage rating for installation couplers in DC application
- 6.3 Rated connecting capacity
- 6.4 Tests
- 7 Classification [Go to Page]
- Table 3 – Classification of installation couplers
- 8 Marking and documentation [Go to Page]
- 8.1 General
- 8.2 Use of symbols or letters
- 8.3 Markings
- 8.4 Documentation
- 9 Dangerous compatibility [Go to Page]
- 9.1 Unintended or improper connection
- 9.2 Engagement
- 9.3 Compatibility of different installation coupler systems
- 9.4 Compatibility with standard systems
- 10 Protection against electric shock [Go to Page]
- 10.1 Degree of protection against ingress of solid foreign objects
- 10.2 Access to live parts
- 10.3 External parts
- 11 Terminals, terminations and connectable conductors [Go to Page]
- 11.1 Terminals and terminations [Go to Page]
- 11.1.1 General
- 11.1.2 Terminals of rewirable installation couplers
- 11.1.3 Terminations of non-rewirable installation couplers
- 11.2 Connectable conductors
- 12 Construction [Go to Page]
- 12.1 Connection between earthing contacts
- 12.2 Locking against rotation
- 12.3 Mechanical strength of contacts
- 12.4 Housing of rewirable installation couplers
- 12.5 Housing of non-rewirable installation couplers
- 12.6 Dismantling and opening of rewirable installation couplers
- 12.7 Earthing contact and earthing terminal
- 12.8 Loose conductor strands [Go to Page]
- 12.8.1 General
- 12.8.2 Strand test for rewirable installation couplers
- 12.8.3 Strand test for non-rewirable non-molded-on installation couplers
- 12.8.4 Strand test for non-rewirable moulded-on installation couplers
- 12.9 Incorporation of electrical devices
- 12.10 Retaining means
- 12.11 Distribution blocks
- 12.12 Shrouds
- 12.13 Factory wiring
- 12.14 Stress test [Go to Page]
- 12.14.1 General
- 12.14.2 Stress test of rewirable installation couplers
- 12.14.3 Stress test of non-rewirable installation couplers
- 12.15 Separation of non-rewirable installation couplers
- 13 Protection against harmful ingress of solid foreign objects and against harmful ingress of water [Go to Page]
- 13.1 General
- 13.2 Protection against harmful ingress of solid foreign objects
- 13.3 Protection against harmful ingress of water
- 14 Insulation resistance and electric strength [Go to Page]
- 14.1 General
- 14.2 Insulation resistance
- 14.3 Electric strength
- 15 Construction of contacts [Go to Page]
- 15.1 Resiliency
- 15.2 Resistance of connections
- 15.3 Contact pressure
- 16 Temperature rise
- 17 Breaking capacity [Go to Page]
- Table 4 – Test currents for installation couplers
- 18 Forces necessary to disengage the parts of the installation coupler
- 19 Cables and their connection [Go to Page]
- 19.1 Capability of being fitted
- 19.2 Relief from pull, thrust and torsion
- 19.3 Cable anchorage
- 19.4 Capability to connect cables with different cross-sectional area
- Table 5 – Forces to be applied to cable anchorages
- Figures [Go to Page]
- Figure 1 – Apparatus for testing the cable anchorage
- 19.5 Sharp edges
- 20 Mechanical strength [Go to Page]
- Figure 2 – Apparatus for measuring the distortion (example)
- 21 Resistance to heat and ageing [Go to Page]
- 21.1 Resistance to heat
- 21.2 Dry heat storage
- 21.3 Ball pressure test
- 21.4 Ageing of elastomeric and thermoplastic material
- 21.5 Current cycling test
- Figure 3 – Ball-pressure apparatus
- 22 Screws, current-carrying parts and connections [Go to Page]
- 22.1 Screws and nuts
- 22.2 Screws and insulating material
- Table 6 – Torque applied for the tightening and loosening test
- 22.3 Screws and rivets for electrical and mechanical connections
- 22.4 Metals of current-carrying parts
- 23 Clearances, creepage distances and distances through solid insulation [Go to Page]
- Table 7 – Installation couplers intended for use in supply systems with a maximum voltage to earth of 150 V AC, rated impulse voltage 2,5 kV
- Table 8 – Installation couplers intended for use in supply systems with a maximum voltage to earth of 300 V AC, rated impulse voltage 4,0 kV
- Table 9 – Installation couplers intended for use in single-phase two-wire systems 50 V DC and single-phase three-wire systems 60 V DC, rated impulse voltage 0,8 kV
- Table 10 – Installation couplers intended for use in single-phase two-wire systems 120 V DC and single-phase three-wire systems 240 V DC, rated impulse voltage 2,5 kV
- 24 Resistance to abnormal heat and to tracking [Go to Page]
- 24.1 Resistance to abnormal heat
- Table 11 – Installation couplers intended for use in single-phase two-wire systems 220 V DC and single-phase three-wire systems 440 V DC, rated impulse voltage 4,0 kV
- 24.2 Resistance to tracking
- 25 Resistance to rusting [Go to Page]
- Figure 4 – Explanation of "small part"
- Annexes [Go to Page]
- Annex A (normative) Routine protective earth continuity tests
- Annex B (normative) Test circuits for temperature rise test
- Figure B.1 – 1P + N + PE installation couplers, including N
- Figure B.2 – 1P + N + PE installation couplers, including PE
- Figure B.3 – 3P + N + PE installation couplers, 3 phases loaded
- Figure B.4 – 3P + N + PE installation couplers, N and PE loaded
- Figure B.5 – 1P + N + PE distribution block, phase and N loaded
- Figure B.6 – 1P + N + PE distribution block, phase and PE loaded
- Figure B.7 – 3P + N + PE to 1P + N + PE distribution block, 3 phases loaded
- Figure B.8 – 3P + N + PE to 1P + N + PE distribution block, N and PE loaded
- Annex C (normative) Number of sets of test samples used for the tests and sequence of tests for each set
- Table C.1 – Sets of samples
- Annex D (informative) Guide to use [Go to Page]
- D.1 General
- D.2 Applications
- D.3 Examples of use of installation couplers
- Figure D.1 – Examples of use of installation couplers
- Figure D.2 – Magnified area of Figure D.1 to show installation couplers
- Annex E (normative) Warning symbol used in DC applications
- Figure E.1 – Symbol "DO NOT CONNECT OR DISCONNECT UNDER LOAD"
- Annex F (informative) Additional tests and requirements for installation couplers intended to be used in ambient air temperature below −5 °C down to and including −45 °C [Go to Page]
- F.1 General
- F.2 General requirements on tests
- F.3 Additional marking and documentation [Go to Page]
- F.3.1 Additional marking
- F.3.2 Additional documentation
- F.4 Mechanical strength at lower ambient air temperatures
- Bibliography [Go to Page]
