Cstimating of fire alarm systems consists of a sequential accumulation of components. ... Fire alarm devices Branch boxes not furnished with equipment Raceway system Standard building wire Currently two methods of wiring are utilized. ... Classes of fire alarm systems are Class E a Noncoded and nonsupervised.
|Title||:||Electrical construction cost estimating|
|Author||:||Harry T. Cubit|
|Publisher||:||McGraw-Hill Companies - 1981|