Amerex 20150, Руководство по проектированию, установке, техническому обслуживанию и перезарядке

Страница: 93 / 171

December 2008 Section 3 ZD Design Page 3 – 46
Amerex Restaurant Fire Suppression System (EX 4658)
NOTE: THESE ARE EXAMPLES ONLY – OTHER CONFIGURATIONS CAN BE DESIGNED
A Supply Line is the
distribution piping that runs
from the distributor outlet or
discharge fitting to the first
splitting tee.
A Supply Branch Line (including
the last nozzle branch) is the
distribution piping that runs from the
first splitting tee at the hood to the
last nozzle in the system including all
fittings used to exit the supply branch
line.
A Nozzle Branch Line is the
distribution piping that runs from the
supply branch tee or elbow to the
nozzles including all fittings.
GENERAL PIPING REQUIREMENTS:
1. All pipe used for the distribution network must be schedule 40 (black, chrome or
stainless steel) pipe. Stainless steel tubing for dedicated appliance protection
branches is permitted in accordance with limitations on page 3-16.
2. Piping limitations are expressed in linear length of pipe. Linear piping is the actual
length of straight pipe used throughout the system.
WARNING: GALVANIZED PIPE IS NOT ALLOWED
3. Maximum flow point per cylinder: 275 = 8 flow points
375 = 11 flow points
475 = 14 flow points
Twin 375 = 22 flow points