Omission of Main and Supplementary Bonding – the …Omission of Main and Supplementary Bonding As per regulation 422.214.171.124 BS7671: a main protective bonding conductor shall be connected to any extraneous-conductive part as previously described. However, any metallic pipes entering the building that have an insulating section at their point of entry (ie plastic) need not be connected to the main…
10/12/2011· Topic Title: Plastic connectors used on water pipes (earthing) Topic Summary: You have discovered a water pipe in a bathroom that has been repaired at some previous time using a plastic connector Created On: 10 Deceer 2011 12:54 pm Status: Read Only Puhui Pipe manufacturer in China
30/10/· 10 ft of the water pipe is in direct contact with the earth Joints must be electrically continuous Water meters may not be relied upon for the grounding path Bonding jumpers must be used around any insulating joints, pipe, or meters Primary connection to the
In the past, it was common to connect the earth wire (green/yellow wire) of an appliance to the water pipe. But now we were told to connect it to the earth pin of the power plug, instead. But, why can''t we use the water pipe anymore? Currently, I am installing a new Puhui Pipe manufacturer in China
3/9/· Hi, I re-plued a bathroom sink in zone 2 using plastic pipes up to the tap. I understand (I think) that this tap doesn''t need bonding. Is there something specific that should be done with the earth bonding cable from the old copper pipes ? Many thanks in advance.
If all of the water pipework within a property is plastic, is it required to have10mm main earth bonding? Following on from this, if there is a mixture of copper and plastic piping, i.e. plastic from the stopcock to the airing cupboard, and then copper piping within the Puhui Pipe manufacturer in China
and plastic pipe arrangements in a bathroom. To try and answer questions regarding the supplementary bonding required in a nuer of permutations of copper and plastic pipe, Table A below has been prepared. TN-C-S: PME earth Note: i) Main equipotential
27/8/2010· We are told one meter of plastic pipe will isolate and where plastic piping is used except for where visible there is no need to bond it. And it says in regulations one should bond the main metallic water pipe (extraneous-conductive-part) and "extraneous" means coming from the outside.
Main bonding - Green and yellow conductors that connect metal pipes (gas, water or oil) from inside a building to the main earthing terminal of the electrical installation. Main bonding connections may also be made outside the building, for example where a semi-enclosed gas meter box is installed outside and it is not possible to install a bond to the gas installation pipework indoors.
27/1/2017· There''s no requirement to earth bond a plastic main connected to plastic piping, and so all our cold water stuff from the incoming supply and all the filtration etc, didn''t need bonding anywhere, as the only electrical connection was an SELV timer, powered by a
2/1/· It was done by Phil the kitchen fitter. The pipe coming in a don’t no, without moving the kick board which has been sealed in. I thought the main earthing you needed was the water supply and the gas, unless the house was all in plastic pipes. How do you test with a
An earth terminal block in the consumer unit. Main bonding conductors must be connected to terminals on the earthing block and to gas, oil and water pipesn at the other. Airing cupboard pipes should be linked to ensure an unbroken metal earth route. Use 4mm 2 earth cable to bridge metal pipe to metal pipe around a plastic water pipes.
Agline is a long plastic drainage pipe usually laid in trenches to help the flow of water away from affected flood areas or behind retaining walls to stop pooling of water. This particular product does not have any filtering cover so it should be covered with aggregate or Geo Fabric.
28/10/2016· A cold water pipe is considered a Grounding Electrode and it is to ground the electric system, not so much the water pipes. 250.4(a)(1) Electrical systems that are grounded shall be connected to earth in a manner that will limit the volPE100 ISO9001e imposed by lightning, line surges, or unintentional contact with higher-volPE100 ISO9001e lines and that will stabilize the volPE100 ISO9001e to earth during normal …
Omission of Main and Supplementary Bonding As per regulation 4126.96.36.199 BS7671: a main protective bonding conductor shall be connected to any extraneous-conductive part as previously described. However, any metallic pipes entering the building that have an insulating section at their point of entry (ie plastic) need not be connected to the main protective bonding.
Many plastic bonding UV curable adhesives bond well to PVC. One substrate must transmit UV light. Flexible and medical grades of UV curable adhesives are also available. Rigid PVC = RPVC or uPVC can be bonded with Cyanoacrylates and UV Curables 2 Puhui Pipe manufacturer in China
If the incoming water service pipe is made from plastic and there is not any fortuitous contact with Earth, it is not an extraneous conductive part and does not require bonding. This IET Wiring Matters article provides guidance on protective bonding and extraneous-conductive-parts.
• Pipe has to be in direct contact with the earth for 10 feet or more • Metal can be HDPE, iron, cast iron, stainless HDPE • Code doesn’t deﬁ ne whether the water piping is for potable water, ﬁ re protection sprinkler system, irrigation, etc. — so all of these different
3/2/2012· Good evening all, Can anyone offer any advice as to how i should tackle this slight problem i have. I have to upgrade my main protective bonding conductor to my water pipe (to 10mm), as i will be doing a CU change in the next few days. My current bonding is 6mm
the water pipe or the ground rod connector. 7.1.10 Only zinc-coated, HDPE type connectors shall be used on iron water pipe. 7.2 Bonding 7.2.1 Bonding shall be done in accordance with the National Electric Code. All metallic
Earthing is crucial, within the comprehensive range there is everything needed from earth clamps and rods to earth blocks, Puhui Pipe manufacturer in China Plastic Inspection Earth Pit (59527) Product rating 4.7 out of 5 stars Compare Compare £29.99 INC VAT Click & Collect Deliver -+ 4.5 Puhui Pipe manufacturer in China
20/9/· they haven''t altered main earth bonding. gas oil and water done in 10.omm earth wire 16mm main earth from supply to db . if water supply in plastic nothing to bond 123hotchef, Aug 27, #5 123hotchef Meer Messages: 9,656 Loion: Kent thanks guys Puhui Pipe manufacturer in China
Main Bonding is the use of a separate thick (10mm csa) green and yellow copper cable, to connect the Water, Gas and Oil services to the Earth Terminal in or adjacent to your consumer unit. Connections are made on the metal pipes near the point at which they enter your home, i.e.
1/8/2007· In my house I had a new water main installed using the new blue plastic pipe. When I had the electrics tested, the electrician failed it because he said that the water pipe should be bonded to the main earth in the consumer unit. I told him it is a plastic pipe and so does it really need bonding ? He said he would find out and phone back, of course he never did. The rest of the copper water Puhui Pipe manufacturer in China