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How to terminate SWA!!!!!

Discuss How to terminate SWA!!!!! in the UK Electrical Forum area at ElectriciansForums.net

swl83

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Found this today on the outside lamp post lights i was asked to change. This wasn't the way i was shown to terminate SWA!!!!!!!

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Your lucky its wired in SWA, I work in street lighting and 95% of our cables are split concentric, neutral-earth faults galore!
We often have to use methods like in your picture when using SWA, in particular SWA bridge kits, think its pretty standard. Agree though, can't beat a proper gland.
 
It's like this on all 17 lamp posts, they where installed less than a year ago no seals fitted on any lights so all filled with water!! All lights wired in old colour 3 phase cables (red yellow blue and black)
 
It's like this on all 17 lamp posts, they where installed less than a year ago no seals fitted on any lights so all filled with water!! All lights wired in old colour 3 phase cables (red yellow blue and black)

no seals fitted is pathetic practice, and shoddy workmanship.

However can't say i see a problem with the old wiring - if you've got some spare and its in good condition, then use it - just because the colours have changed doesn't mean to say you should waste materials.
 
All street lighting cut outs are done this way they are supplied with jubilee clips, the bigger the cables the more of a sod they are to get into the cut out, I tend to work on them outside the lamp post and then slide them back in snd screw up the cut out, not forgetting to tag the door with earth conductor, as this is within an enclosure its an acceptable installation metod but I do tend to tape over the exposed sheath strands
 
well look who it is !
its our old friend markc123.
glad to see you back.

i've missed giving your slack posts the --- raping they deserve.

;-)

Tbh, i actually bet you have - i can tell you i've NOT missed having to justify and back track on everyone of my posts to try and make you believe i know what im doing lol.

Im back now though, so you can get your spec's on and go over every single one of my posts with a fine comb :)
 
Tbh, i actually bet you have - i can tell you i've NOT missed having to justify and back track on everyone of my posts to try and make you believe i know what im doing lol.

Im back now though, so you can get your spec's on and go over every single one of my posts with a fine comb :)
and who says he owns a comb?
they might all look like ken Dodd over in the north west...
 
see this every day in street lighting. Worst cases is when aluminium cable is used and no anti-corrosion paste used so the aluminium armouring (earth) has dissolved to nothing at all, and the jubilee clips have dissolved away too.

Lovely.

The only instance i know of, where Aluminium armouring is used, is on single core cables. So i'm not sure what type of cables you're talking about here??

As for those lamp posts SWA cable fittings, if they are going to go that cheap, then they at least should provide suitably sized internal adhesive coated heat shrink tubing. Which will at least reduce the effect of the damp environment that seems to be present at most street lighting posts....
 
The only instance i know of, where Aluminium armouring is used, is on single core cables. So i'm not sure what type of cables you're talking about here??

Going back the late 60’s early 70’s there were Al tape armoured 3 & 4 core solidal cables.
They were awful to work with.

If you go back even further, steel tape armoured. They would slice your hands to ribbons.
 
Hello everyone, Well it very hard Job to work with SWA and most difficult is to terminate it. It is required that all connections must be correctly terminated using appropriate termination glands. Some proper glands are needed to terminate it. Like earth tag washer fitted between gland and glanded plates or enclosure.
 
Hello everyone, Well it very hard Job to work with SWA and most difficult is to terminate it. It is required that all connections must be correctly terminated using appropriate termination glands. Some proper glands are needed to terminate it. Like earth tag washer fitted between gland and glanded plates or enclosure.

Thanks for that, i wondered what I was doing!
 
We still have some PILK cables in my area, any idea what era these date back to?
I tested a series of 3 columns wired in PILK the other day and the IR was >200 LN LE NE , my engineer told me afterwards these were the oldest in our county!
 

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