Results 1 to 5 of 5

Thread: open circuit

  1. #1
    Join Date
    May 2012
    Location
    lagrange,Il
    Posts
    6

    open circuit

    what happens to fire alarm system when you have an open circuit?

  2. #2
    Join Date
    Dec 2006
    Location
    Chapel Hill, NC
    Posts
    26,600
    I assume you have a battery backup???? What kind of system is it?

  3. #3
    Join Date
    May 2012
    Location
    lagrange,Il
    Posts
    6
    yes to battery and class A system

  4. #4
    Join Date
    Feb 2003
    Location
    Massachusetts
    Posts
    49,236
    Quote Originally Posted by kamps View Post
    what happens to fire alarm system when you have an open circuit?
    If it is wired class B at least some of the devices on that circuit will not work.

    If it is wired class A all devices could still work but you would get a trouble signal at the panel.

  5. #5
    Join Date
    Mar 2003
    Location
    New York
    Posts
    730
    Quote Originally Posted by iwire View Post
    If it is wired class B at least some of the devices on that circuit will not work.

    If it is wired class A all devices could still work but you would get a trouble signal at the panel.
    +1

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •