Kidde Fire Systems ECS Manual page 12

4-2.2.2 Calculate the Volume of Protected Area.................................................... 4-2
4-2.2.2.1 Adjusting for Altitude or Pressure ............................................................ 4-3
4-2.2.3 Determine What Components are Required .............................................. 4-7
4-2.2.4 Locate Nozzles...................................................................................... 4-7
4-2.2.5 Locate Cylinders ................................................................................... 4-7
4-2.2.6 Locate Piping........................................................................................ 4-7
4-2.2.7 Pipe Size and Layout ............................................................................. 4-7
4-2.2.8 Using the HFC-227ea Concentration Flooding Factors ................................. 4-8
4-2.2.9 Manifolds ............................................................................................. 4-8
4-2.3 Design Criteria ..................................................................................... 4-9
4-2.3.1 First Branch Flow Split ........................................................................... 4-9
4-2.3.2 Tee Flow Splits ..................................................................................... 4-11
4-2.3.2.1 Requirements for Tee Flow Splits ............................................................ 4-11
4-2.3.3 Duration of Discharge ............................................................................ 4-11
4-2.3.4 Nozzle Selection and Placement .............................................................. 4-12
4-2.3.5 Nozzle Placement.................................................................................. 4-12
4-2.3.5.1 Limits on Nozzle Conditions .................................................................... 4-13
4-2.3.5.2 Maximum Elevation Differences in Pipe Runs: ........................................... 4-13
4-2.3.6 Pipe Sizing ........................................................................................... 4-14
4-2.4 Other Conditions................................................................................... 4-15
4-2.4.1 Operating/Storage Temperature Range .................................................... 4-15
4-2.4.2 Storage Temperature ............................................................................ 4-15
4-2.4.3 System Operating Pressure .................................................................... 4-15
4-2.5 Pressure Actuation Limitations ................................................................ 4-15
4-2.5.1 Cylinders Close Coupled Using Pressure From A Master Cylinder .................. 4-16
4-2.5.2 Cylinders Not Close Coupled Using Pressure From A Master Cylinder ............ 4-16
4-2.5.3 Cylinders Not Close Coupled Using Pilot Nitrogen Cylinder Pressure.............. 4-17
4-2.5.4 Cylinders Close Coupled Using Pilot Nitrogen Pressure................................ 4-18
4-2.5.5 Corner Pulley and Cable Limitations......................................................... 4-19
4-2.5.6 Pressure Trip Limitations........................................................................ 4-19
4-3 Equipment Installation........................................................................... 4-19
4-3.1 General ............................................................................................... 4-19
4-3.2 Distribution Piping and Fittings................................................................ 4-19
4-3.2.1 Threads ............................................................................................... 4-19
4-3.2.2 Pipe .................................................................................................... 4-19
4-3.2.2.1 Ferrous Piping ...................................................................................... 4-20
4-3.2.2.2 Piping Joints......................................................................................... 4-20
4-3.2.2.3 Fittings ................................................................................................ 4-20
4-3.3 Installation of Pipe and Fittings ............................................................... 4-21
4-3.4 Installation of Check Valves.................................................................... 4-21
4-3.5 Installation of Discharge Nozzles ............................................................. 4-21
4-3.6 Installation of Pressure Actuation Pipe ..................................................... 4-21
4-3.7 Installation of Valve Outlet Adapter ......................................................... 4-22
4-3.8 Installation of Flexible Discharge Hose ..................................................... 4-22
4-3.9 Installation of Master Cylinder Adapter Kit P/N 82-894895-000 ................... 4-24
4-3.10 Installation of HFC-227ea Cylinder/Valve Assemblies ................................. 4-24
4-3.10.1 Single Cylinder System .......................................................................... 4-25
06-236115-001
TABLE OF CONTENTS (CONT.)
ix October 2014