AS NZS 60598.2.20:2018 pdf free.Luminaires Part 2.20: Particular requirements- Lighting chains (IEC 60598-2-20:2014, MOD).
20.7.3 Terminal blocks
Clause 4.6 of Section 4 of IEC 60598-1 referring to terminal blocks does not apply.
20.7.4 Terminals and supply connections
Clause 4.7 of Section 4 of IEC 60598-1 referring to terminals and supply connections applies together with the following requirement.
Interconnecting connectors for lighting chains shall, in addition, comply with the requirements and modifications given in Annex A.
Compliance is checked by inspection and by carrying out the tests of this standard.
20.7.5 Gaskets
Gaskets used to provide the specified degree of protection against dust, solid objects and moisture of lighting chains for outdoor use shall be weather resistant. Such gaskets shall remain in place on the chain when the lamp is removed and shall fit tightly round the inserted lamp.
Compliance is checked by inspection and by manual test.
NOTE A test to verify the weather resistance of gaskets Is under consideration.
20.7.6 Mechanical strength
Compliance with the mechanical strength requirements of Clause 4.13 of Section 4 of
IEC 60598-1 for Edison screw lampholders and small lampholders of the push-in type shall be
checked by the tests given in Clause 15 of IEC 60238. The free fall test specified for E5 and
ElO lampholders shall also apply for push-in lampholders.
For bayonet lampholders, the tests in Clause 15 of IEC 61184 apply.
The tests are made on three samples of the lampholder without the lamp inserted. After the test, the relevant compliance requirements of Clause 4.13 of Section 4 of IEC 60598-1 shall be met.
Accessories, for example plugs, interconnecting connectors, etc. incorporated in a lighting chain shall comply with the mechanical requirements of 4.13.6 of IEC 60598-1.
20.7.7 Lamp bridging devices
Protection against electric shock and fire shall not be impaired when devices for bridging lamp filaments in series connected chains are functioning.
Compliance is checked by inspection and, where appropriate, by the test of 20.13.3
20.7.8 Control units
Control units and similar devices forming an integral part of the lighting chain, shall be enclosed in non-flammable insulating material. In addition they shall be securely fixed to the cable of the chain.AS NZS 60598.2.20 pdf download.