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Cable

Load

Voltage

Length of Cabling metres

Required Cable Size mm

Voltage Drop volts.

Percentage Drop %.

Load = amps.

Caution - Please use for Guidance ONLY

NO guarantee as to the accuracy of these values is given or implied.
All values should be checked against some other source.

 

Cable Types:

Twin & Earth or Three Core & Earth
House wiring cable

S.W.A Xlpe ( TLC - Standard SWA )
SWA with Xlpe thermosetting insulation giving an increased current carrying capacity.

S.W.A Pvc
S.W.A with standard Pvc insulation.

Hituf
Pvc insulated with Tough Pvc thermosetting insulation giving an increased current carrying capacity.
Suitable for building sites and some garden and other tough conditions.

 

Notes:

Basis for Calculations:
Cables are not grouped or bunched
Ambient temperature 30°C

SWA Xlpe - Conductor temperature 90°C
SWA Pvc - Conductor temperature 70°C
TW & E - Conductor temperature 70°C
Hituf - Conductor temperature 90°C

Allowances MUST be made for operating temperatures outside the above,
for correction factors refer to the full IEE 16th edition regulations for tables.

 

 

 

 

230v Cable Size Selector

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This cable size calculator / voltage drop calculator is for guidance only. We do not guarantee or imply that the cable size calculator / selector will produce accurate or reliable results. All values produced should be checked against another reliable source and you must use your own skill and judgment when using the voltage drop calculator as to wether the results produced are correct accurate for your needs. Every effort has been made to ensure the accuracy of the calculator at the time it was produced, however, regulations and specifications are subject to continuous development and improvement. Neither ElectaCourse, the writer or any contributor assume any liability to anyone for any loss or damage caused by any error or omission in the cable size calculator, wether such error or omission is the result of negligence or any other cause. Any and all such liability is disclaimed.

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