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The Australian Standard AS/NZS 3008.1 is the selection guide for Low Voltage cables (up to 0.6/1 kV). It is a legally mandated Standard as it is called up in the Wiring Rules (AS/NZS 3000) and is the ‘bible” which electrical contractors, consultants, engineers, equipment manufacturers, software d...

Can exit lights be connected to and existing lighting circuit or do they have to be on their own circuit. i.e exit signs with 2 Pe controlled security lights on to same circuit.

Can you explain why the Instrolex cable is only rated to 110vac /150vdc in Australia, but the same cable is rated to 300v ac/dc where Australian Standards aren't required? The Olex website mentions that the insulation thickness doesn't meet the requirement for Mains Voltage (240/440 or 0.6/1kV). ...

I project manager at underground coal mines and have been asked a question with regards to hazards associated with static electricity with respect to underground machine cables. I am fairly familiar with the standards AS/NZS 1747, 1802, 1972. I can't find a reference in these standards that would...

If I run a cable through a conduit, which is exposed to sunlight what derating should be used ? Enclosed in Air, or, Unenclosed exposed to Sun.

What is the best method to protect underground cables from termite attack?

Can exit lights be connected to and existing lighting circuit or do they have to be on their own circuit. Ie. Exit signs with 2 Pe controlled security lights on to same circuit.

Fire safety standards for electrical cables have evolved over the past few decades to the extent that they are now well established along with cable materials and designs that meet these standards.

My question is more for a confirmation really. And it`s as follows, if you are installing fire rated cable, its operating current loading, should be based upon its max temperature characteristics? So it`s rated at 125 degrees, and so should de rated to suit the fire environment that will be present.

Is the outer sheath of white TPS suitable for outdoor use ie comply with AS 3000 reg 3.3.2.11