Seems to be a lot of confusion, that FP cable is the be all, and end all of fire resistant cable. And is only suitable for fire alarms. So let me put some points across.
FP is often used for fire alarms, emergency lighting, PA systems, Disabled refuge, control switching, sprinkler control, UPS...
Hi gents,
i need to install a 4 pole 125a 220vdc changeover switch from a battery supply to ups supply to a loadbank and i am having trouble identifying a suitable switch for this purpose-#
could anyone advice of a suitable switch please.
Thanks
Hi, I need some help please to replace storm damaged Suntech STP245S panels on an existing installation. The array is connected to a Sunny Boy 5Kw inverter set up as 2 x 20 panels. There are about 6 panels smashed, but with Suntechs discontinued I need to find some suitable replacements.
I'd...
Hey guys, I need help finding out which tester you'd need to test for: continuity of circuit protective conductors, earth fault loop impedance and prospective fault current. I'm pretty sure you'd use a low reading ohmmeter for continuity but I don't know the other two. Also, any requirements...
Hi. I have just replaced some 2D lights (bulkheads) with Fern Howard drum light fittings 28w (High Freq) as I was adviced from their technical department that they would not have a problem with being on 24h. However after 1 month or so they have failed. Does anyone know of any brand that could...
Hi All,
Last year, the company I work for took on someone who had City and Guilds 2330 Level 2 and level 3 technical certificates in Electrotechnical technology as a Trainee Audiovisual (AV) Systems Designer and he is perfect for the job. In the space of a year he's worked incredibly hard to...
I am going out to view/quote for a job tomorrow which entails putting up some lights along a long driveway (earth). I have only had a brief chat with the lady so until tomorrow have very little information.
She did say that her husband has already dug the trench and laid some conduit for the...
I've picked up a 6 amp inline switch today, the type that is used on lamps. MLA 1250 - 6 Amp Inline Double Pole Lamp Switch - Pack of 20: Amazon.co.uk: DIY & Tools
Can I use this switch on a laptop charger plugged into an awkward socket to switch it off when the laptop is not being used? It...
What's the best type of cable to used for an outside light where the cable is going to be exposed for about 4-5 meters where it drops vertically to the light? They suggested a type of flex to me in CEF today, can't for the life of me remember the type but it was black with a rubbery kind of...
Hi there
Been asked to look at replacing hand dryer is campsite toilets.
Looking online for suitable ones, and found one that says suitable for ZONE U
Where is Zone U
Thanks
Hi,
Just wondered if anyone could advise me on a suitable replacement for a Drayton Switchmaster 300 timeclock. I've contacted Cove controls and they gave me a quote of about £60 delivered for an analogue replacement, does this sound ok?. The reason it needs changing is the ticking sound which...
Hi,
I've joined to pick the collective brains on here:wink5:
I've got a lighting set up bought from Habitat a few years ago.
It consists of a big drum transformer, it has two steel wires which span the room and five halogen bulb holders attach to this.
It appears the transformer died the other...
Hey everyone
Hope someone can help me. I have a customer who is wanting to replace GU10's throughout his home with LED's. So far the rest of the house has been done but the hallway has dimmers & has been replaced with dimmable LED's but the existing dimmers cannot handle the low wattage, 5 x 9w...
So I've been sweating like a pig in people's houses these past few days and it's made me wonder, what do other electrician's wear in this heat??
Are there any breathable polo shirts available for the stickier days?
hi
going to be fitting 3 panasonic 250w panels to a small roof soon and was looking for a suitable inverter, anyone got any suggestion, I was thinking micro inverter? but would prefer one inverter for all 3 if there is one available.
only fitting 3 as the roof is very small and there is already...
hi
We are about to fit 3 panasonic 250w panels to a roof and have been looking for a suitable inverter, anyone got any sugestions.
Only fitting 3 because the house is very small and already has solar thermal on roof.
I was at a customer's last week and he asked me to repair some SWA that had been attacked with a spade. The trouble being that is loads of the stuff running round his garden, just sitting on the ground. Some can be either buried properly or lifted onto a fence or wall but there is one section...
Have to do a job next week that involves fitting new shower, cabling isolator and standalone shower CU, as unable to update old main CU. Question is they don't want a pull cord as an isolator, loft space is not really possible, they would like a switch for shower on wall by door, Inside the...
hi guys,
what type of fluoresnet lighting is suitable in the following conditions:
a. within a substation
b. within a restroom
c. within a small room which houses a 32A TP-N compressor
thanks guys
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