AS/NZS 60669.1:2020
Switches for household and similar fixed electrical installations - Part 1: General requirements
Standard adopts and modifies IEC 60669 1:2017 (ED. 4.0) for Australia and New Zealand, specifying general requirements for manually operated general purpose functional switches, for alternating current (AC) only with a rated voltage not exceeding 440 V with a rated current not exceeding 63 A, intended for household and similar fixed electrical installations, either indoors or outdoors.
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AS/NZS 60669.1:2020 Switches for household and similar fixed electrical installations General Requirements (IEC 60669-1:2017 (ED. 4.0)/COR1:2020, MOD)
English
CONTENTS
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 General remarks on tests
6 Ratings
6.1 Rated voltage
6.2 Rated current
6.3 Preferred combinations of number of poles and ratings
7 Classification
8 Marking
8.1 General
8.2 Symbols
8.3 Visibility of markings
8.4 Marking on terminals for phase conductors
8.5 Marking on terminals for neutral and earth conductors
8.6 Marking of the switch position
8.7 Additional requirements for marking
8.8 Durability
9 Checking of dimensions
10 Protection against electric shock
10.1 Prevention of access to live parts
10.2 Requirements for operating parts
10.3 Requirements for accessible metal parts
10.4 Requirements for insulation of the mechanism
10.5 Requirements for insulation of the mechanism with respect to the surrounding environment
10.6 Requirements for switches operated indirectly
10.7 Requirements for switches with replaceable pull cord
11 Provision for earthing
11.1 General
11.2 Earthing terminals
11.3 Requirements for surface-type switches
11.4 Test for earthing connection
12 Terminals
12.1 General
12.2 Terminals with screw clamping for external copper conductors
12.3 Screwless terminals for external copper conductors
13 Constructional requirements
13.1 Mechanical requirements for insulating means
13.2 Installation requirements
13.3 Fixing of covers, cover plates and actuating members
13.4 Openings in normal use
13.5 Attachment of knobs
13.6 Mounting means
13.7 Combination of switches
13.8 Accessories combined with switches
13.9 Surface-type switches having an IP code higher than IP20
13.10 Installation in a box
13.11 Connection of a second current-carrying conductor
13.12 Inlet openings
13.13 Provision for back entry from a conduit
13.14 Switch provided with membranes or the like for inlet openings
13.15 Requirements for membranes in inlet openings
13.16 Pilot light units
14 Mechanism
14.1 Indication of the position
14.2 Rest and intermediate position
14.3 Undue arcing
14.4 Making and breaking
14.5 Action of the mechanism without cover or cover plate
14.6 Pull force for cord-operated switches
15 Resistance to ageing, protection provided by enclosures of switches and resistance to humidity
15.1 Resistance to ageing
15.2 Protection provided by enclosures of switches
15.2.1 General
15.2.2 Protection against access to hazardous parts and against harmful effects due to ingress of solid foreign objects
15.2.3 Protection against harmful effects due to ingress of water
15.3 Resistance to humidity
16 Insulation resistance and electric strength
16.1 General
16.2 Test for measuring the insulation resistance
16.3 Electric strength test
17 Temperature rise
17.1 General
17.2 Switches incorporating pilot lights
18 Making and breaking capacity
18.1 General
18.2 Overload
18.3 Overload test with filament lamps
19 Normal operation
19.1 Test for switches intended for inductive loads
19.2 Test for switches intended for externally ballasted lamp loads
19.3 Test for switches intended for self ballasted lamp loads
20 Mechanical strength
20.1 General
20.2 Pendulum hammer test
20.3 Test on the main parts of surface-type switches
20.4 Screwed glands
20.5 Covers, cover plates or actuating members – accessibility to live parts
20.5.1 General
20.5.2 Verification of the non-removal of covers, cover plates or actuating members
20.5.3 Verification of the removal of covers, cover plates or actuating members
20.6 Covers, cover plates or actuating members – accessibility to non-earthed metal parts separated from live parts
20.7 Covers, cover plates or actuating members – accessibility to insulating parts, earthed metal parts, the live parts of SELV ≤ 25 V AC or metal parts separated from live parts
20.8 Covers, cover plates or actuating members – application of gauges
20.9 Grooves, holes and reverse tapers
20.10 Additional test for cord-operated switch
21 Resistance to heat
21.1 General
21.2 Basic heating test
21.3 Ball-pressure test on parts of insulating material necessary to retain current-carrying parts and parts of the earthing circuit in position
21.4 Ball-pressure test on parts of insulating material not necessary to retain current-carrying parts and parts of the earthing circuit in position
22 Screws, current-carrying parts and connections
22.1 General
22.2 Correct insertion of screws
22.3 Contact pressure of electrical connections
22.4 Screws and rivets used both as electrical and mechanical connections
22.5 Material of current-carrying parts
22.6 Contacts subjected to sliding actions
22.7 Thread-forming and thread-cutting screws
23 Creepage distances, clearances and distances through sealing compound
23.1 General
23.2 Insulating compound
24 Resistance of insulating material to abnormal heat, to fire and to tracking
24.1 Resistance to abnormal heat and to fire
24.2 Resistance to tracking
25 Resistance to rusting
26 EMC requirements
26.1 Immunity
26.2 Emission
Annexes
Annex A (normative) Additional requirements for switches having facilities for the outlet and retention of flexible cables
Annex B (informative) Changes planned for the future in order to align IEC 60669-1 with the requirements of IEC 60998 (all parts), IEC 60999 (all parts) and IEC 60228
Annex C (informative) Circuit development (19.3)
C.1 Rationale
C.2 Ipeak and I2t for normal operation tests
C.2.1 General
C.2.2 Switching a single lamp
C.2.3 Switching multiple lamps
Annex D (informative) Additional requirements for insulation-piercing terminals
Annex E (informative) Additional requirements and tests for switches intended to be used at a temperature lower than −5 °C
Bibliography
Figures
Figure 1 – Pillar terminals
Figure 2 – Screw head terminals and stud terminals
Figure 3 – Saddle terminals
Figure 4 – Lug terminals
Figure 5 – Mantle terminals
Figure 6 – Thread-forming screw
Figure 7 – Thread-cutting screw
Figure 8 – Classification according to connections
Figure 9 – Test apparatus for checking damage to conductors
Figure 10 – Information for deflection test
Figure 11 – Circuit diagrams for making and breaking capacityand normal operation
Figure 12 – Circuit diagrams for testing switches
Figure 13 – Arrangement for test on cover-plates
Figure 14 – Gauge (thickness: about 2 mm) for the verification of the outline of covers, cover-plates or actuating members
Figure 15 – Example of application of the gauge of Figure 14 on covers fixed without screws on a mounting surface or supporting surface
Figure 16 – Examples of applications of the gauge of Figure 14 in accordance with the requirements of 20.8
Figure 17 – Gauge for verification of grooves, holes and reverse tapers
Figure 18 – Sketch showing the direction of application of the gauge of Figure 17
Figure 19 – Ball-pressure apparatus
Figure 20 – Determining parts of insulating material to be tested –Diagrammatic representation (see 24.1)
Figure 21 – Test wall in accordance with the requirements of 15.2.3
Figure 22 – Direction for the conductor pull of 30 N for 1 min
Figure 23 – Examples of membranes and grommets
Figure C.1 – 120€V 15 W (LT spice model)
Figure C.2 – 230€V 15 W (LT spice model)
Figure C.3 – Model for multiple lamp loads
Figure C.4 – Ipeak and I2t for multiple lamp loads
Figure D.1 − Example of insulation-piercing terminals
Figure D.2 – Example of test-points
Figure D.3 – Temperature cycle for the voltage drop test of 12.4.11
Tables
Table 1 – Number of specimens needed for the tests
Table 2 – Relationship between rated current of the switch andrated power of the SBL circuit
Table 3 – Preferred combinations of numbers of poles and ratings
Table 4 – Relationship between rated currents and connectable cross-sectional areas of copper conductors
Table 5 – Tightening torque for the verification of the mechanical strength of screw-type terminals
Table 6 – Test values for flexion and pull out for copper conductors
Table 7 – Test values for pulling out test
Table 8 – Relationship between rated currents and connectable cross-sectional areas of copper conductors for screwless terminals
Table 9 – Test current for the verification of electrical and thermal stresses in normal use of screwless terminals
Table 10 – Cross-sectional areas of rigid copper conductors for deflection test of screwless terminals
Table 11 – Deflection test forces
Table 12 – Forces to be applied to covers, cover-plates or actuating members whose fixing is not dependent on screws
Table 13 – External cable diameter limits for surface type switches
Table 14 – Points of application of the test voltage for the verification of insulation resistance and electric strength
Table 15 – Test voltage, points of application and minimum values of insulating resistance for the verification of electric strength
Table 16 – Temperature-rise test currents and cross-sectional areas of copper conductors
Table 17 – Fractions of total number of operations
Table 18 – Number of operations for normal operation test
Table 19 – Values for Ipeak and I2t depending on the type of distribution system
Table 20 – Calculated circuit parameters
Table 21 – Height of fall for impact test
Table 22 – Torque for the verification of the mechanical strength of glands
Table 23 – Creepage distances, clearances and distancesthrough insulating sealing compound
Table A.1 – Limits of external dimensions of flexible cables
Table C.1 – Lamp
Table D.1 – Specimens needed for Clause 12 for insulation-piercing terminals (IPTs)
Table D.2 – Relationship between rated currents and connectable cross-sectional areas of copper conductors for insulation-piercing terminals
Table D.3 – Test current for the verification of electrical and thermal stresses in normal use of insulation-piercing terminals
Amendments
Previous versions
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AS/NZS 60669.1:2020 Switches for household and similar fixed electrical installations General Requirements (IEC 60669-1:2017 (ED. 4.0)/COR1:2020, MOD)
English
CONTENTS
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 General remarks on tests
6 Ratings
6.1 Rated voltage
6.2 Rated current
6.3 Preferred combinations of number of poles and ratings
7 Classification
8 Marking
8.1 General
8.2 Symbols
8.3 Visibility of markings
8.4 Marking on terminals for phase conductors
8.5 Marking on terminals for neutral and earth conductors
8.6 Marking of the switch position
8.7 Additional requirements for marking
8.8 Durability
9 Checking of dimensions
10 Protection against electric shock
10.1 Prevention of access to live parts
10.2 Requirements for operating parts
10.3 Requirements for accessible metal parts
10.4 Requirements for insulation of the mechanism
10.5 Requirements for insulation of the mechanism with respect to the surrounding environment
10.6 Requirements for switches operated indirectly
10.7 Requirements for switches with replaceable pull cord
11 Provision for earthing
11.1 General
11.2 Earthing terminals
11.3 Requirements for surface-type switches
11.4 Test for earthing connection
12 Terminals
12.1 General
12.2 Terminals with screw clamping for external copper conductors
12.3 Screwless terminals for external copper conductors
13 Constructional requirements
13.1 Mechanical requirements for insulating means
13.2 Installation requirements
13.3 Fixing of covers, cover plates and actuating members
13.4 Openings in normal use
13.5 Attachment of knobs
13.6 Mounting means
13.7 Combination of switches
13.8 Accessories combined with switches
13.9 Surface-type switches having an IP code higher than IP20
13.10 Installation in a box
13.11 Connection of a second current-carrying conductor
13.12 Inlet openings
13.13 Provision for back entry from a conduit
13.14 Switch provided with membranes or the like for inlet openings
13.15 Requirements for membranes in inlet openings
13.16 Pilot light units
14 Mechanism
14.1 Indication of the position
14.2 Rest and intermediate position
14.3 Undue arcing
14.4 Making and breaking
14.5 Action of the mechanism without cover or cover plate
14.6 Pull force for cord-operated switches
15 Resistance to ageing, protection provided by enclosures of switches and resistance to humidity
15.1 Resistance to ageing
15.2 Protection provided by enclosures of switches
15.2.1 General
15.2.2 Protection against access to hazardous parts and against harmful effects due to ingress of solid foreign objects
15.2.3 Protection against harmful effects due to ingress of water
15.3 Resistance to humidity
16 Insulation resistance and electric strength
16.1 General
16.2 Test for measuring the insulation resistance
16.3 Electric strength test
17 Temperature rise
17.1 General
17.2 Switches incorporating pilot lights
18 Making and breaking capacity
18.1 General
18.2 Overload
18.3 Overload test with filament lamps
19 Normal operation
19.1 Test for switches intended for inductive loads
19.2 Test for switches intended for externally ballasted lamp loads
19.3 Test for switches intended for self ballasted lamp loads
20 Mechanical strength
20.1 General
20.2 Pendulum hammer test
20.3 Test on the main parts of surface-type switches
20.4 Screwed glands
20.5 Covers, cover plates or actuating members – accessibility to live parts
20.5.1 General
20.5.2 Verification of the non-removal of covers, cover plates or actuating members
20.5.3 Verification of the removal of covers, cover plates or actuating members
20.6 Covers, cover plates or actuating members – accessibility to non-earthed metal parts separated from live parts
20.7 Covers, cover plates or actuating members – accessibility to insulating parts, earthed metal parts, the live parts of SELV ≤ 25 V AC or metal parts separated from live parts
20.8 Covers, cover plates or actuating members – application of gauges
20.9 Grooves, holes and reverse tapers
20.10 Additional test for cord-operated switch
21 Resistance to heat
21.1 General
21.2 Basic heating test
21.3 Ball-pressure test on parts of insulating material necessary to retain current-carrying parts and parts of the earthing circuit in position
21.4 Ball-pressure test on parts of insulating material not necessary to retain current-carrying parts and parts of the earthing circuit in position
22 Screws, current-carrying parts and connections
22.1 General
22.2 Correct insertion of screws
22.3 Contact pressure of electrical connections
22.4 Screws and rivets used both as electrical and mechanical connections
22.5 Material of current-carrying parts
22.6 Contacts subjected to sliding actions
22.7 Thread-forming and thread-cutting screws
23 Creepage distances, clearances and distances through sealing compound
23.1 General
23.2 Insulating compound
24 Resistance of insulating material to abnormal heat, to fire and to tracking
24.1 Resistance to abnormal heat and to fire
24.2 Resistance to tracking
25 Resistance to rusting
26 EMC requirements
26.1 Immunity
26.2 Emission
Annexes
Annex A (normative) Additional requirements for switches having facilities for the outlet and retention of flexible cables
Annex B (informative) Changes planned for the future in order to align IEC 60669-1 with the requirements of IEC 60998 (all parts), IEC 60999 (all parts) and IEC 60228
Annex C (informative) Circuit development (19.3)
C.1 Rationale
C.2 Ipeak and I2t for normal operation tests
C.2.1 General
C.2.2 Switching a single lamp
C.2.3 Switching multiple lamps
Annex D (informative) Additional requirements for insulation-piercing terminals
Annex E (informative) Additional requirements and tests for switches intended to be used at a temperature lower than −5 °C
Bibliography
Figures
Figure 1 – Pillar terminals
Figure 2 – Screw head terminals and stud terminals
Figure 3 – Saddle terminals
Figure 4 – Lug terminals
Figure 5 – Mantle terminals
Figure 6 – Thread-forming screw
Figure 7 – Thread-cutting screw
Figure 8 – Classification according to connections
Figure 9 – Test apparatus for checking damage to conductors
Figure 10 – Information for deflection test
Figure 11 – Circuit diagrams for making and breaking capacityand normal operation
Figure 12 – Circuit diagrams for testing switches
Figure 13 – Arrangement for test on cover-plates
Figure 14 – Gauge (thickness: about 2 mm) for the verification of the outline of covers, cover-plates or actuating members
Figure 15 – Example of application of the gauge of Figure 14 on covers fixed without screws on a mounting surface or supporting surface
Figure 16 – Examples of applications of the gauge of Figure 14 in accordance with the requirements of 20.8
Figure 17 – Gauge for verification of grooves, holes and reverse tapers
Figure 18 – Sketch showing the direction of application of the gauge of Figure 17
Figure 19 – Ball-pressure apparatus
Figure 20 – Determining parts of insulating material to be tested –Diagrammatic representation (see 24.1)
Figure 21 – Test wall in accordance with the requirements of 15.2.3
Figure 22 – Direction for the conductor pull of 30 N for 1 min
Figure 23 – Examples of membranes and grommets
Figure C.1 – 120€V 15 W (LT spice model)
Figure C.2 – 230€V 15 W (LT spice model)
Figure C.3 – Model for multiple lamp loads
Figure C.4 – Ipeak and I2t for multiple lamp loads
Figure D.1 − Example of insulation-piercing terminals
Figure D.2 – Example of test-points
Figure D.3 – Temperature cycle for the voltage drop test of 12.4.11
Tables
Table 1 – Number of specimens needed for the tests
Table 2 – Relationship between rated current of the switch andrated power of the SBL circuit
Table 3 – Preferred combinations of numbers of poles and ratings
Table 4 – Relationship between rated currents and connectable cross-sectional areas of copper conductors
Table 5 – Tightening torque for the verification of the mechanical strength of screw-type terminals
Table 6 – Test values for flexion and pull out for copper conductors
Table 7 – Test values for pulling out test
Table 8 – Relationship between rated currents and connectable cross-sectional areas of copper conductors for screwless terminals
Table 9 – Test current for the verification of electrical and thermal stresses in normal use of screwless terminals
Table 10 – Cross-sectional areas of rigid copper conductors for deflection test of screwless terminals
Table 11 – Deflection test forces
Table 12 – Forces to be applied to covers, cover-plates or actuating members whose fixing is not dependent on screws
Table 13 – External cable diameter limits for surface type switches
Table 14 – Points of application of the test voltage for the verification of insulation resistance and electric strength
Table 15 – Test voltage, points of application and minimum values of insulating resistance for the verification of electric strength
Table 16 – Temperature-rise test currents and cross-sectional areas of copper conductors
Table 17 – Fractions of total number of operations
Table 18 – Number of operations for normal operation test
Table 19 – Values for Ipeak and I2t depending on the type of distribution system
Table 20 – Calculated circuit parameters
Table 21 – Height of fall for impact test
Table 22 – Torque for the verification of the mechanical strength of glands
Table 23 – Creepage distances, clearances and distancesthrough insulating sealing compound
Table A.1 – Limits of external dimensions of flexible cables
Table C.1 – Lamp
Table D.1 – Specimens needed for Clause 12 for insulation-piercing terminals (IPTs)
Table D.2 – Relationship between rated currents and connectable cross-sectional areas of copper conductors for insulation-piercing terminals
Table D.3 – Test current for the verification of electrical and thermal stresses in normal use of insulation-piercing terminals
Amendments
Previous versions
AS/NZS 60669.1:2020
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.