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Exporting Tnc-s system

aargeitakis
Goodmorning all

i have to put power to a wooden shed which is 50 metres away from the house. They will be no services in the shed

I will use SWA cable.

can I export the TNC-S system or I have to make it TT


regards


Paul
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  • 0
    aargeitakis:

    Hi thanks for your reply

    it will be like an office !

    so not a lot of load, I use 6mm SWA.

    The problem with TT system it’s that you never you are sure, how satisfactory the earth will be 


    Regards


    Paul


    Yes, a total load not exceeding approx. 20 Amps will not cause too much Voltage drop.


    Z.


Reply
  • 0
    aargeitakis:

    Hi thanks for your reply

    it will be like an office !

    so not a lot of load, I use 6mm SWA.

    The problem with TT system it’s that you never you are sure, how satisfactory the earth will be 


    Regards


    Paul


    Yes, a total load not exceeding approx. 20 Amps will not cause too much Voltage drop.


    Z.


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