Viking ESFR Service Manual download pdf (Page 2)

Table of Contents

1.0 System Description ............................................................................................... 7

2.0 ESFR Sprinkler Description .................................................................................. 9

2.1 Storage Arrangements ................................................................................. 9

2.2 Commodity Classification............................................................................. 9

2.3 Maximum Storage/Ceiling Heights ............................................................... 9

3.0 System Design...................................................................................................... 9

3.1 Hydraulic Calculations.................................................................................. 9

3.2 Hydraulic Calculation Procedure................................................................ 11

4.0 Pre-Primed Single Interlocked Preaction System for Cold Storage ................... 11

5.0 System Installation Considerations..................................................................... 12

5.1 Tree Configuration...................................................................................... 12

5.1.1 Piping System to Sprinklers............................................................ 14

5.1.1.1 General Piping and Material Recommendation ............... 15

5.1.2 Primary Check Valve Main Drain.................................................... 16

5.1.3 Reclaim Tank.................................................................................. 17

5.1.4 Automatic Pressure Control System............................................... 17

5.1.5 Solution Test Valves....................................................................... 18

5.1.6 Re-charging System Piping ............................................................ 19

5.1.7 Expansion of Antifreeze.................................................................. 19

5.1.8 CS-1 Pump ..................................................................................... 20

5.1.9 Propylene Glycol and Water Solution Premix................................. 22

5.1.10 Riser System .................................................................................. 22

5.1.11 Alarm Test Connection ................................................................... 23

5.1.12 Flow Test Valve .............................................................................. 23

5.2 Service Procedures...................................................................................... 24

5.3 Taking the System out of Service.................................................................. 25

5.4 Placing System in Service............................................................................. 25

6.0 Automatic Pressure Control ................................................................................ 25

6.1 Description ................................................................................................. 25

6.2 Application.................................................................................................. 26

6.3 System Control Switch ............................................................................... 27

6.4 Wiring Diagram........................................................................................... 28

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Viking ESFR Service Manual Page 2