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mcb's

K
80amp. 63amp RCD Split

Can anybody supply me with the correct advice? I have a 17th edition split consumer unit with 1 x 100mA main switch, 1 x 80amp 30mA RCD and 1 x 63amp 30mA RCD. I realise that any down stream fuse cannot be larger than the RCD it follows, but is this the accumilation of MCB's after the RCD or...
- Ketley
- Thread
- Nov 8, 2009
- aus consumer electricians' talk mcb's rcd split
- Replies: 1
- Forum: Australia
D
MCB's for a Moeller CU?

Hi, my mate wants me to add another cu in his shed for a few more circuits to be added in, he has a brand new Moeller CU but no MCB's, where would I be able to get some, or wud MK ones fit? Thanks, Dave
- Dave_NI
- Thread
- Oct 15, 2009
- electricians' talk mcb's
- Replies: 5
- Forum: Electrical Tools and Products
B
BS numbers for various RCD's and MCB's

Hi I have been trying to find the BS numbers for various breakers, cut outs and MCB's and fuses. Does anyone know where I could find such a list for use with EIC. I am only really familiar with BS 60898 and 61009. I have seen BS88 but for the other types and there Ka rating I am unsure...
- BristolSpark
- Thread
- Sep 29, 2009
- consumer electricians' talk fuses isolator mcb's numbers rcd rcd's various
- Replies: 15
- Forum: Electrical Wiring, Theories and Regulations
C
Wylex MCB's

Hi all. I've got a Wylex 5A MCB (HB05) that covers one of my lighting circuits.The circuit is pulling about 7A at the moment causing the MCB to trip the whole time.Unfortunately I can't find a 10A (HB10) fuse but there are NB10 (10A) fuses.Do you know if the NB fuse will fit in the HB slot?The...
- cohen79
- Thread
- Aug 11, 2009
- aus electricians' talk mcb's wylex
- Replies: 1
- Forum: Australia
A
Various MCB's

I have many single and triple pole older mcb's, new and used. Like crabtree c50 and Memshield 1 and many more.I would like to get rid of them with out skipping them (my garage is a mess with bits and bobs). I know the memshield are pricey now but im not bothered about the retail cost. If you...
- ashrow
- Thread
- Jun 23, 2009
- electricians' talk mcb's various
- Replies: 2
- Forum: For Sale and Wanted Forum
W
Interchanging MCB's and DB's?

Might be a stupid question, but i thought most MCB's were DIN mountable but, is there many manufacturers that make there DB's only compatible with their own breakers. Reason I ask is im after a Hager 30mA RCD incomer, cant seem to find any localy. when i tried to put a merlin breaker in there...
- will_82
- Thread
- Aug 19, 2008
- aus electricians' talk mcb's
- Replies: 7
- Forum: Australia
F
MCB's - What fuses are used?

Can someone tell me this is all correct for MCB's... 5/6A - Lighting circuits (I take it this would be for a outside light or something similar on it's own) 15/16A - Storage/immersion heater 20A - Radial power circuit (is 20A still used after 2005? If not what's in place?) 30/32A - Ring main...
- Freedo
- Thread
- Mar 27, 2008
- cable cooker electrical electricians' talk fuse fuses mcb's quote radial used
- Replies: 13
- Forum: Talk Electrician Forum
E
FAKE MCB's

Got told today that there are Square D & Merlin Gerin fakes on the scene in Berkshire. It's also been posted over on IEE, the mcb's are just an internal switch & sod all else . The link below is a piccy of a fake MG mcb from an IEE member, so thanks to them if they are here. GTEC Training - gtec...
- EasyFox
- Thread
- Jan 31, 2008
- electricians' talk mcb's
- Replies: 10
- Forum: Talk Electrician Forum
I
Quikline square D mcb's

Hi I'd be grateful if anyone could help on this. I'm upgrading a shower to 10.8kW and need a 50A mcb to cope with the extra demand. Trouble is I can't find the square D Quikline types anywhere. Anyone know of a supplier or a possible alternative? Cheers
- ianl.whitfield
- Thread
- Oct 9, 2007
- aus electricians' talk mcb's square
- Replies: 3
- Forum: Australia

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