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Cheers for the input guys. If I wire it as a normal "S-Plan" where the orange's fire the boiler and pumps, then if one zone calls,  it will open that zone valve only but run all 3 pumps due to the live on the orange backfeeding to the other pumps. GS

Not sure what meke valves the plumber will be installing. I'd imagine Honeywell. Thanks Dave. The hot water circulating pump is not a problem, we have wired them in the past. 2 port valves will be used. My issue is with the CH pumps, the valves will be connected to something (I can't remeber...

Evening all. I am after some advice on a heating system we will be wiring in a few weeks. Basically we have 2 boilers, 6 zone valves, 3x CH pumps, 1 dual channel programmer and a hot water circulating pump with its own programmer. 2 zones will share a pump. Each room stat will operate a zone...

Decision made then! I'll be in touch soon. GS

Cheers for all your reply's. Can the latest Fluke testers carry out a loop test without tripping the RCD with 2 leads, like the Meggers? GS

Cheers

? : O)

Evening all. I hope you are all well and keeping busy. I know there are many forums on here regarding multifunctional testers. I need to purchase another set of testers and am a bit unsure what to go for. We currently use a Fluke, however sharing a tester on different jobs at the same time is...

Cheers I'll try that. GS

Will a T8 cap fit? GS

Does anybody know where I can get a 70w (6 foot) fluorescent lamp with the larger diameter caps? T12 is it? The diameter of the lamp is larger than that of a standard 70W T8. Cheers GS

When is the update due to take effect? Cheers GS

Do system Q stock a suitable cam?

Cheers lads

Morning all. We are currently installing a CCTV system as part of a project we are involved in. There is no spec for the system as such. I am planning on installing one of the Alien DVR's along with 600TVL IR internal dome cameras. I also require an external camera to view the car park. The...

Thanks for all the points made. Interesting read. I for one am certainly learning as I am sure others are too. Cheers GS

My mistake. Its 25mm single concentric. No there are no exposed / extraneous parts within zone 2. Cheers. GS

Sorry. (Very tired) DNO cable is fed from a transformer on a pole (25m away), in a field next to the site. New transformer, only house supplied from this particular transformer. 16mm single concentric cable feeds the cut out of the property. 100A main fuse as requested by M&E engineer...

-I will PM you about the M&E consulatant. -Regarding power distribution around the site, its a small site & builders are currently using 110v trannies to supply power & lighting, Trannies plugged intol clinets existing sockets (30mA RCD protected) -6mm SWA cable feeding pool...

A problem could arise if someone were to install a shower requiring a larger cable? GS