Hi All,
Does a BSEN61008 RCD fulfill the requirements of 537.1.4?
There is no other means of isolation, the tails come from the meter straight to the single 100A 30mA RCD protecting all circuits via BSEN60898 MCB's in a TT installation.
Hi,
ok to follow on from my 12v relay question, I know how I want it all connected.
The next part of the jigsaw is that I need to mount everything on a dinrail.
i presume you can get these, what I need is din rail connectors where I can join say 6 together so that I have 6 common neutrals or...
A little query for you guys that fit these smoke detectors, I've got a site visit next week to quote up for a landlord requesting more smoke and heat detectors fitted in his apartments. He has explained on the phone that he currently has aico mains wired smoke detectors fitted in some of his...
Hi guys hope you can help me
Have just swapped my old alarm panel for a shiny new accenta panel.
Havingcarefully noted all wiring and swapping it from old to new . How disappointed was I when powering up nothing happened except the power LED on the front lit up !!
No tones from the keys , no...
I'm in the process of pricing up a job wiring for a new annex added onto the side of an existing 3 bed house.
I'll be installing interlinked smokes/heat alarms in annex but was unsure whether the existing property would need to be linked to these also?
There will be an internal door that...
HIi guys,
Had a call out to a property today and looking for a bit of advice. As stated the RCD trips whenever the immersion heater kicks in.
I have disconnected the incoming cables and Insulation Resistance tested them and they come out >200MOhms which is all good.
The element is a Theeta...
Hi! I'm installing some interlinked smoke/heat alarms. The customer wants it so that when the alarms are activated it cuts off the power supply to his heat recovery ventilation system (so it doesn't keep trying to replace the smoke with clean air, which would effectively be fanning the fire!)...
Hi,
I have just been looking at a condition report for a property which is a hostel style home where the main feed is 3 phase into a 3 phase board for distribution throughout the property as single phase 230 volt LNE. Circuits are split between the 3 phases for balance. The electrics are in a...
Any idea on where I can get two anolog thermostats for underfloor heating which link as only have one floor sensor fitted so need air sensored ones really
Infra-red Reciever 200mm below ceiling line linked to remote controll AV system in lobby using CAT5 Cables
What is the above?
Help needed says it on the drawing there are 3 Infra-red receivers which are all above doors linked to an AV system in lobby
No idea hope someone has some idea
Hi
I am trying to fill in the Condition Report Inspection Schedule For Domestic and Similar Premises With Up To 100 A Supply. For a single phase installation. The part that I am enquiring is in Section 4.0 Consumer Unit/ Distribution Board, part 4.7 that states " Presence of main linked switch"...
I've just lost a job to a company who are offering a monitoring system which links to the central heating system - what on earth are they talking about? The customer says "I have decided to go with a fully monitored system it controls the central heating and can be added to as new technology...
Hi
fitted 3 radio linked smokes a few years back, one ionising in a communal hallway above two shops (these got radio linked, mains free optical AICO's, the expensive ones - mains free as wiring was shot at time so refused to connect anything to it!).
Only option at time was the optical...
Hi all,
bit of advice please - as the title, I have been asked to test a RFC which is served by a UPS. It's in an alarm receiving center. Any advice on what I need to watch out for, testing protocols etc? Not workred on this kind of set up before.
Regards.
Hi,
got a job to put some lighting/ power into part loft conversion,
Customer needs smoke head to be installed in loft and would like the one in the handing below to be changed for mains.
Do the HAVE to be linked together? Ive not done much on fire alarm side unfortunately. I would like to...
First of all I'm not even sure if this needs to be marked down or not! I'm about to do a PIR on a friends property and whilst checking out another bit of work needing done I noticed that the main water service has just been bonded with a 10mm earth linked off the gas pipe and linked between all...
Hi
Just looking at an oldish crabtree board and found two 32amp mcb's with 6mm cable on each linked with a 10mm on the outgoing side. This goes to a shower unit with 63amp rcd and 50mcb. Is this ok? I know it's not an ideal solution but is it safe? Shower is 11kw
Any advice would be good...
i have just looked at a strange house with loads of extensions done. the board isn't labbled up. on turing off the mcbs on two ring circuits its still live unless both are turned off. so i assume at some time a link has been bodged in between the two rings for some sockets. whats the best way...
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