Extension Leads Maximum Length
Extension Leads (cords) Lengths.
EEC Industrial Extension Lead Maximum Lengths.
| Light Duty. | Heavy Duty. | Heavy Duty Extra Long. | “Construction.” | |
| 10A 240V | 25m | 35m | 60m | 100m |
| 15A 240V | 25m | 40m | 65m | |
| 20A 240V | 20m | 40m | 60m | |
| 32A 240V | 30m | 50m | ||
| 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:
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There are long runs required with few available outlets.
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Where voltage drop due to high starting currents is a problem.
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