Extension Leads Maximum Length
Extension Leads (cords) Lengths.
EEC Industrial Extension Lead Maximum Lengths.
|Light Duty.||Heavy Duty.||Heavy Duty Extra Long.||“Construction.”|
|10A Three Phase||40m||70m||110m|
|20A Three Phase||30m||50m||75m|
|32A Three Phase||40m||60m||100m|
|40A Three Phase||30m||60m|
|50A Three Phase||30m|
The for the determination of the maximum cable length. The outlet is assumed to be 25m from the main distribution board.
Light-Duty Extension Leads.
For extended use outdoors or in a harsh environment, or environments with high temperatures use heavy-duty or extra-long extension leads.
(Intermittent use: Ambient temperatures between 40°C and 45°C.)
Heavy Duty Extension Leads.
The heavy-duty extension lead is suitable for use in indoor, outdoor and harsh environments.
Construction/Extra Long Extension Leads.
The extra-long leads suitable for use on sites where:
There are long runs required with few available outlets.
Where voltage drop due to high starting currents is a problem.
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