Good morning,
We want to install a conduit with underground cable in the garden for 1-2 outdoor sockets. We plan to run the underground cable inside the conduit to protect it and allow for replacement.
The conduit would end just before the outdoor socket (pedestal socket) underground and exposed to the elements.
How can we properly seal the end to prevent water, sand, dirt, or animals from entering the conduit?
Should we foam the end of the conduit? If yes, with what?
Or should we use a waterproof heat-shrink sleeve?
Or is there another recommended method?
We only want to install one underground cable 3x2.5mm inside the conduit, so DN25 should be sufficient, right?
Can you recommend a conduit?
We want to install a conduit with underground cable in the garden for 1-2 outdoor sockets. We plan to run the underground cable inside the conduit to protect it and allow for replacement.
The conduit would end just before the outdoor socket (pedestal socket) underground and exposed to the elements.
How can we properly seal the end to prevent water, sand, dirt, or animals from entering the conduit?
Should we foam the end of the conduit? If yes, with what?
Or should we use a waterproof heat-shrink sleeve?
Or is there another recommended method?
We only want to install one underground cable 3x2.5mm inside the conduit, so DN25 should be sufficient, right?
Can you recommend a conduit?
N
nordanney7 May 2024 10:36FrankChief schrieb:
Would you install the cable without a conduit? In the garden, unless there are compelling reasons otherwise, I would always use direct burial cable without a conduit. That’s exactly what direct burial cables are designed for.
FrankChief schrieb:
I thought it definitely makes sense to use a conduit so you can replace the cable if it gets damaged somehow, for example by water, a shovel, or other causes.
Without a conduit, we can’t easily replace the part that will be paved. What exactly is likely to get damaged and when? Nothing is going to happen under the paving anyway. And if you actually hit it with a shovel (and no, water and similar won’t damage the cable for the next 150 years – only severe mechanical damage would), you simply repair it.
In der Ruine7 May 2024 10:40FrankChief schrieb:
Would you install the cable without conduit?
I thought it definitely makes sense to use conduit so that you can replace the cable if needed (in case it gets damaged by something like water, a shovel, or other causes).
Without conduit, we can’t easily replace the part that will be paved over.
Another section of the cable runs through the flower bed. If the cable is damaged, the conduit will probably be damaged too. Then you won’t be able to pull a new cable through and will have to open the damaged section regardless.
A direct burial cable is called that because it can be laid directly in the ground. It’s better to invest in warning tape for the trench. This is buried above the cable (with some distance) and alerts you when digging again, saving you trouble later on ;-)
M
motorradsilke7 May 2024 10:58How is the cable supposed to get damaged underneath the paving? And in the other areas, you lay the protective tape, which is enough if you ever need to dig there.
And if you do hit it, it will be repaired.
And if you do hit it, it will be repaired.
F
FrankChief7 May 2024 11:02It can get damaged in places like the flower bed, for example, and without an empty conduit, it would no longer be possible to replace it under the paving.
Or water could enter the socket, or if there is a short circuit caused by other issues, the cable cannot be damaged in that case?
Or water could enter the socket, or if there is a short circuit caused by other issues, the cable cannot be damaged in that case?
M
motorradsilke7 May 2024 11:06FrankChief schrieb:
It can get damaged in places like the flower bed, and without a conduit, it wouldn’t be possible to replace it under the paving.
Or water might get into the socket, or if a short circuit occurs due to other reasons, the cable can’t get damaged? If it gets damaged in the flower bed, it will be repaired there.
The cable won’t get damaged from a short circuit or water in the socket.
But if it helps you sleep better, go ahead and install it inside a conduit.
N
nordanney7 May 2024 11:06FrankChief schrieb:
It could be damaged, for example, in the flower bed areas No, it won’t get damaged. If it does, you are the one causing the damage – when using a spade. In that case, you would also damage the conduit including the cable.
... and then you just repair the spot.
FrankChief schrieb:
Or water could get into the outlet, or if a short circuit happens because of other things, the cable can’t be damaged? No.
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