Navigation

Welcome Forum Electrical Tools Electrical Forum UK USA Australia Canada
Electric UFH Advice Lighting & LED CCTV & Security (Public) Electrician Courses Access-Only Training
How to Access Training Central Heating Advice DIY Electrical Advice
Site Supporters Forum
Pro's Only

Electricians Arms How to Access The Arms Industrial Electricians Wiring, Theories, Regulations Engineering Chat Periodic Testing Problems Electricians Downloads Commercial Electricians Security (Access-Only) Access Private Area Business Related Advice Certification Schemes Electrical & PAT Testing
Thread or Forum Controls
Tags

Old type mcbs

Thread starter brightspark2010
Start date Nov 27, 2012
Tags

mcbs old type

Discuss Old type mcbs in the UK Electrical Forum area at ElectriciansForums.net

brightspark2010

Nov 27, 2012

Evening All

Could anyone possibly shed some light on what old type 1,2 and 3 mcbs relate to in terms of modern TYPEs B C and D are.

Many Thanks

telectrix

-

Mentor

Esteemed

Arms

Nov 27, 2012

1 is = B, 2 =C, etc. or as close as.

Reply to Old type mcbs in the UK Electrical Forum area at ElectriciansForums.net

Similar Threads

UK Change RCD type at CU to enable RCDs at socket outlets

Hello All, I am a homeowner (but not an electrician) and I am renovating a house that has an old CU containing MCBs and an MK LN5725 residual...

change outlets rcd rcds socket type

Replies: 5

Views: 768

Jan 24, 2024

newfutile

RCBO curve

I’m probably going to look stupid here, but it will be worth it if I get the answer 😆, as I can’t fathom it out. I’ve never really thought of it...

rcbo

Replies: 22

Views: 733

Apr 11, 2024

Julie.

Contactum RCD and RCCB update

Hi all. Looking to refresh the MCB and RCCB (100A 30mA) units to my 20 year old Contactum P12/100N CU installed in my house. I have presently a...

contactum rccb update

Replies: 2

Views: 285

Mar 22, 2024

Maystone

Sequencing of RCDs and MCBs

Hello sparkles, I have a question in relation to sequencing the RCDs and MCBs in the CU. I called an electrician to come to my house and upgrade...

mcbs rcds

Replies: 7

Views: 1K

Jul 16, 2023

Taylortwocities

RCD tripping. Not appliance

An RCD keeps tripping. Please see attached photo of the board (2 photos attached). I’ll call the breakers: MCB (1) marked ‘Upstairs lighting’...

appliance rcd tripping

Replies: 4

Views: 1K

Nov 30, 2023

richy3333

Facebook X (Twitter) Reddit Pinterest WhatsApp Email Link

OFFICIAL SPONSORS

These Official Forum Sponsors May Provide Discounts to Regular Forum Members - If you would like to sponsor us then CLICK HERE and post a thread with who you are, and we'll send you some stats etc

YOUR Unread Posts

G-TAG 490X help or upgrade
- Latest: freddo
- 26 minutes ago
Security Alarms, Door Entry and CCTV (Public)
CCTV colour at night alternatives.
- Latest: buzzlightyear
- Today at 3:36 PM
Security Alarms, Door Entry and CCTV (Public)
should have ripped it all out
- Latest: buzzlightyear
- Today at 2:23 PM
Industrial Electricians' Talk

Electrical Forum

Welcome to the Electrical Forum at ElectriciansForums.net. The friendliest electrical forum online. General electrical questions and answers can be found in the electrical forum.

This website was designed, optimised and is hosted by Untold Media. Operating under the name Untold Media since 2001.

Back

Top

AdBlock Detected

We get it, advertisements are annoying!

Sure, ad-blocking software does a great job at blocking ads, but it also blocks useful features of our website. For the best site experience please disable your AdBlocker.

I've Disabled AdBlock