Fike Clean Agent System - 3.5 Sample Flow Calculation

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SECTION 3 – SAMPLE PROBLEM

UL / ULC Ex4623 Fike Clean Agent System w/ FM-200™ Page 7 of 17

FM 3010715 Manual P/N: 06-215 (Rev G) Revision Date: January, 2010

3.5 SAMPLE FLOW CALCULATION

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Table of Contents5
Introduction11
Section 1 - Equipment13
Agent13
Performance13
USE and LIMITATIONS14
Exposure14
Exposure Limits14
Toxicity15
Noise15
Turbulence15
Chilling15
Visibility15
Pressure15
Agent Storage Containers16
Rupture Disc16
Containers W/ 1" (25Mm) Valve17
Containers W/ 2 ½" (65Mm) Valve19
Floor Mounting Kits20
Containers W/ 3" (80Mm) Valve21
1.5.4.1 Mounting Straps22
Items Furnished W/ Containers23
Nameplate23
Siphon Tube23
Victaulic Coupling & Nipple23
Pressure Gauge23
Pressure Gauge Adapter24
Agent Fill Valve24
Agent Release Module (ARM)25
Mounting Hardware for GCA & ARM25
Gas Cartridge Actuator (Gca)26
Container Accessories27
Liquid Level Indicator (Lli)27
Low Pressure Switch28
Reload Kits28
Reload Kit - 1" Valve29
Reload Kit - 3" Valve31
Container Ordering Format32
Discharge Nozzles33
1.10.1 Pre-Engineered Discharge Nozzles33
1.10.2 Engineered Discharge Nozzles34
Check Valves35
Caution / Advisory Signs36
System Releasesign36
Control System & Accessories37
1.13.1 Control Panels37
Manual Acturator37
Section 2 - System Design39
Determine Hazard Type39
Determine Concentration Percentage39
Class B Flammable Liquids-Automatically or Manually Activated System40
Safety Recommendations40
Normally Occupied Spaces40
Normally Non-Occupied Spaces40
All Spaces40
Determine Agent Quantity41
Determine the Hazard Volume41
Calculate Agent Required41
Additional Considerations44
Tee Design Factor44
Altitude Correction Factors46
Determine Actual Concentration at Maximum Temperature46
Leakage47
System Design Concept48
Pre-Engineered Systems Concept48
Engineered Systems Concept48
Modular Systems48
Central Storage Systems48
Container Selection49
Container Size and Fill Range49
Container Location(S)50
Storage Temperature Limitations50
Nozzle Selection51
System Type51
Nozzle Flow Rates51
Engineered Nozzles52
Nozzle Area Coverage52
Nozzle Placement53
Ceiling Heights Greater than 16'-0" (4.9 M)54
Nozzle Discharge Obstructions55
Piping Network Limitations (Engineered Systems)56
Tee Split Ratios56
Bullhead Tee56
Side-Thru Tee56
Maximum Elevation Differences in Pipe Runs57
Tee Orientation58
Estimating Pipe Size (Engineered Systems)59
2.8.4.1 Discharge Duration59
2.8.4.2 Minimum Flow Rates59
Minimum Piping Distance (Engineering Systems)60
2.8.5.1 Distance from a Tee to an Elbow or Tee60
2.8.5.2 Distance from an Elbow to a Tee60
Equivalent Length Values61
Engineered System Design Limits62
Percent of Agent in Pipe62
Location of First Tee62
Liquid Arrival Time63
Liquid Runout Time63
Manifold Options (Engineered Systems)64
Per-Engineered Systems Design67
2.11.1 Piping Layout67
2.11.2 Determining Pipe Sizes67
Single Nozzle Piping Table - 35 Lb. Thru 215 Lb. Containers67
Determining the Total Pressure Drop (TPD)71
Piping Layout Diagram71
Total Pressure Drop (TDP) Calculation72
2-Asingle Nozzle Factors Table72
2-Btwo Nozzle Factors Table74
2-Cfour Nozzle Factors Table76
Section 3 - Sample Problem79
Determine Hazard Volume79
Calculate Agent Required80
Determine Concentration at Maximum Temperature80
Establish System Concept81
3.3.1 Container Selection81
3.3.2 Nozzles Required81
Layout Piping Network83
Sample Flow Calculation85
Section 4 - System Installation97
Agent Storage Containers97
Mounting Details for Vertical / Horizontal Containers97
Mounting Details 60 Lb. (27 L) Container100
Mounting Details for Inverted (Spherical) Containers100
Mounting Details 125 Lb. (51 L) Container100
Mounting Details 215 Lb. (90 L) Container101
Discharge Piping Connections103
1" (25Mm) Valve Connections103
2-1/2" (65Mm) Valve Connections103
3" (80Mm) Valve Connections104
Manifolds104
1" NPT Check Valve Installation106
Piping and Fitting Materials107
Pipe Size Changes108
4.4.1.1 Pipe Size Change at a Tee108
4.4.1.2 Pipe Size Change at an Elbow108
4.4.1.3 Pipe Size Change at a Coupling108
Installing Main Discharge Piping108
Nozzle Installation109
360° Nozzles110
Nozzle Set Screw Installation110
Gas Cartridge Actuator (Gca) / Agent Release Module (Arm)111
2-1/2" (65 MM) Valve (Inverted Container) GCA Installation111
Container Electrical Connections113
Gas Cartridge Actuator (GCA) Safety Recommendations114
Gas Cartridge Actuator (GCA) Installation Procedure115
Low Pressure Switch116
Low Pressure Switch Wiring117
Section 5 - Final System Checkout119
Hazard Area Check119
Area Configuration119
Area Leakage119
Enclosure Integrity - Door Fan Testing119
Containers120
Discharge Piping120
Nozzles120
Auxiliary Functions120
Section 6 - System Maintenance121
Discharge Piping121
Discharge Nozzles121
Agent Storage Containers121
Gas Cartridge Actuators122
Container Test and Inspection122
Pressure Gauge & Low Pressure Switch Maintenance123
Replacing a Pressure Gauge or Low Pressure Switch123
Adding a Low Pressure Switch123

Fike Clean Agent System - 3.5 Sample Flow Calculation

Table of Contents