The alarms are hard-wired, so my first stop was the basement, where I switched the main circuit breaker to "off.
What does MCB stand for?
MCB stands for Main Circuit Breaker
This definition appears frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of MCB
We have 201 other meanings of MCB in our Acronym Attic
- Mortgage Credit Analysis Worksheet (US Department of Housing and Urban Developement)
- Mouth Cancer Awareness Week
- Mason County Animal Welfare League (West Virginia)
- Microcomputer Connectivity to the Automated Weather Network
- Ministry of Community, Aboriginal and Women's Services (Canada)
- Methods for Chemical Analysis of Water and Wastes (EPA)
- Medicines Control Authority of Zimbabwe
- Madison Community Band (Madison, TN)
- Magnetic Circuit Breaker (electronics)
- Main Channel Board
- Main Control Board
- Maintenance Control Board
- Malaysian Cocoa Board
- Manage Civilians to Budget
- Managing Civilian Workforce to Budget
- Manawatu Concert Band (Palmerston North, New Zealand)
- Manchester Civic Band (North Manchester, IN)
- Manchester Community Band (Manchester, IA)
- Manned Crossing with Barriers (UK railways)
- Manningham Concert Band
Samples in periodicals archive:
The ground fault current activates the ground detection device and results in the automatic opening of the power supply's main circuit breaker.
And nearly $10,000 in damage was done to Kennedy Middle School in January by vandals who damaged the school's main circuit breaker and other electrical equipment.