CaptiveAire EWC Installation, Operation And Maintenance Manual page 38

Extinguishing system
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Table 11 - Dual Cylinder with Additional ADP Nozzles (Recommended)
Max
TF
ADP
Total
Nozzle
Nozzle
System
Qty
Qty
Pipe
3
4 Max
70'
2
6 Max
70'
1
10 Max
70'
0
12 Max
70'
Notes:
1. The combined total linear pipe (supply, overlapping branches, and ADP nozzle branches) must not
exceed 70'.
2. Max Supply Line Pipe can be increased from the values above if the total combined overlapping and
ADP branches are reduced by a corresponding amount.
3. Individual branch limitations must be maintained per the UL/ULC listed limits (e.g., max 5' pipe & max
3 elbows for a dedicated ADP nozzle branch).
4. The notes from the UL/ULC listed dual cylinder piping table must be followed (e.g., vertical rise, splash
requirements).
5. Duct or plenum branches may be substituted for dedicated ADP appliance branches per the above
table, provided the individual branch limitations are maintained per the UL/ULC listed limits (e.g.,
max 3' pipe & max 2 elbows for an individual duct/plenum branch).
6. The R nozzle provides a wider spray angle than the ADP nozzle, the nozzles are identical in flow
points and flow rate. Therefore, the R nozzle may be used as a substitute for the ADP nozzle for low-
proximity range protection.
Max
Max
Total
Supply
Overlapping
Line
Branch
Pipe
Pipe
29.5'
10.5'
27'
7'
21.5'
3.5'
20'
0
Max
Max
Total
Total
Appliance
Overlapping
Branch
Branch
Pipe
Elbow
30'
6
36'
4
45'
2
50'
0
38
Max
Max
Total
Total
Appliance
Combined
Branch
Branch
Elbows
Elbows
14
20
16
20
18
20
20
20

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