Training Manual - Potter Electric Signal Company, LLC

Contents
Foreword.................................................................................................................................................................................3
Introduction............................................................................................................................................................................4
Glossary/Definitions...............................................................................................................................................................5
Symbols ................................................................................................................................................................................10
Codes and Standards.............................................................................................................................................................13
Fire Alarm Signals................................................................................................................................................................15
Types Of Sprinkler Systems.................................................................................................................................................15
Wet Pipe Sprinkler Systems.................................................................................................................................................16
Straight Pipe Riser.................................................................................................................................................17
Wet System With An Alarm Check Valve..............................................................................................................18
Wet System With Maintained Excess Pressure......................................................................................................22
Straight Riser With Maintained Excess Pressure...................................................................................................22
Wet System With Alarm Check Valve And Maintained Excess Pressure..............................................................24
Dry Pipe Systems.................................................................................................................................................................26
Typical Wet System Waterflow Switch Selection Guide Fig. 8............................................................................................28
Dry Pipe System Waterflow And Air Supervisory Switch Selection Guide Fig. 9..............................................................29
Valve Supervision (Tamper Switch) Selection Guide Fig. 10..............................................................................................30
Installation Of Waterflow Switches......................................................................................................................................31
Installation Of Valve Supervisory Switches.........................................................................................................................34
Other Types Of Supervision.................................................................................................................................................35
Test Procedures.....................................................................................................................................................................36
Smoke/Heat Detector Replacement......................................................................................................................................51
Ceilings ................................................................................................................................................................................51
Release Systems General Information and Terminology.....................................................................................................53
Pre-Action Systems..............................................................................................................................................................54
Deluge Systems....................................................................................................................................................................58
System Installation...............................................................................................................................................................60
Battery Calculations.............................................................................................................................................................60
Data Sheets...........................................................................................................................................................................64
Foreword
The purpose of this manual is to provide general information to persons responsible for the design, installation
and operation of sprinkler system monitoring.
The manual covers terminology, basic theory of operation, basic system design, and installation information. As
with any installation, the manufacturers instructions should be followed.
It does not contain information regarding when or how a particular type of system should be installed in a
specific location. That should be performed by a qualified engineer or designer using information from the
NFPA codes and standards, any local or national building codes and the authority having jurisdiction.
Information in this manual was obtained from:
Potter Electric
National Fire Protection Association [NFPA]
National Electrical Manufacturers Association [NEMA]
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