AS/NZS 3120:2021

AS/NZS 3120:2021 Approval and test specification - Cord extension sockets

Preface

Section 1 Scope and general

1.1 Scope and application

1.1.1 Scope

1.1.2 Application

1.2 Normative references

1.3 Terms and definitions

Section 2 Cord extension sockets

2.1 General

2.2 Exemptions for extra-low voltage sockets

2.3 Limitation of outlets

2.4 Terminals and internal connections

2.4.1 Material

2.4.2 Construction of terminals

2.5 Contacts

2.5.1 Material

2.5.2 Construction

2.5.3 Depth of contacts

2.6 Dimensions

2.6.1 Pin entry apertures for flat-pin plugs

2.6.2 Socket face projection

2.7 Arrangement of earthing connections

2.8 Insulating materials

2.9 Attachment of covers

2.10 External shape

2.10.1 General

2.10.2 Pendent type sockets

2.10.3 Other than pendent type sockets

2.10.4 Finger grip

2.11 Exposed metal

2.12 Means of entry and cord anchorage for flexible cord

2.13 Ratings

2.13.1 Voltage rating

2.13.2 Current rating

2.14 Internal connections

2.15 Prevention of contact with live pins

2.15.1 Assembly

2.15.2 During normal insertion

2.15.3 During other than normal insertion

2.16 Fuses

2.17 Switches

2.18 Sockets with a clamping mechanism

2.19 Marking

2.19.1 Required marking

2.19.2 Location of marking

2.19.3 Additional requirements for rewireable sockets

2.19.4 Earthing connections

2.19.5 Live connections

2.19.6 Configuration of sockets intended for flat-pin plugs

2.20 Tests

2.20.1 General

2.20.2 Withdrawal force test

2.20.3 Additional test for sockets with clamping or locking mechanism

2.20.4 Tumbling barrel test

2.20.5 Insulation resistance test No. 1

2.20.6 High voltage test

2.20.7 Current breaking test

2.20.8 Test of temperature rise

2.20.9 Insulation resistance test No. 2

2.20.10 Flexible cord anchorage test

2.20.11 Test of earthing connection

2.20.12 Test for attachment of covers

2.20.13 Test for the fixing of contacts in resilient or thermoplastic sockets

2.20.14 Additional tests for non-rewireable sockets

Section 3 Inlet plug

3.1 General

3.2 Standard ratings

3.3 Marking

3.4 Dimensions and compatibility

3.5 Construction

3.5.1 Inlet plugs

3.5.2 Terminals

3.5.3 Mechanical strength

3.6 Parts providing protection

3.7 Resistance to heat

3.8 Screws, current-carrying parts and connections

3.9 Tests on inlet plugs

3.9.1 General

3.9.2 Insulation resistance test

3.9.3 High voltage test

3.9.4 Cover operating test

3.9.5 Determination of ignitability and combustion propagation

Amendment control sheet