Victaulic FireLock NXT 776 Series User Manual

WETPILOTLINECHARTS
Maximumallowablewetpilotlineheightsforspecificequivalentlengths.
Heights are based on ½-inch/21.3-mm Schedule 40 pipe and a ½-inch/21.3-mm sprinkler.
0.0
20.0
40.0
60.0
80.0
100.0
120.0
140.0
10 25 50 100 200 300 400 500 1000
1½ – 2 inch/48.3 – 60.3 mm
LENGTH OF PIPE (ft.)
MAXIMUM PILOT LINE HEIGHT (ft.)
300 psi
280 psi
260 psi
240 psi
220 psi
200 psi
160 psi
140 psi
120 psi
100 psi
80 psi
60 psi
40 psi
20 psi
180 psi
280 psi
260 psi
240 psi
220 psi
200 psi
180 psi
160 psi
140 psi
120 psi
100 psi
80 psi
60 psi
40 psi
20 psi
300 psi
0.0
20.0
40.0
60.0
80.0
100.0
120.0
140.0
10 25 50 100 200 300 400 500 1000
2½ – 3 inch/73.0 – 88.9 mm (Includes 76.1 mm)
LENGTH OF PIPE (ft.)
MAXIMUM PILOT LINE HEIGHT (ft.)
I-769D_15
FireLockNXT™DelugeValve
SERIES 769
I-769DINSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
www.victaulic.com
VICTAULIC IS A REGISTERED TRADEMARK OF VICTAULIC COMPANY. © 2007 VICTAULIC COMPANY. ALL RIGHTS RESERVED. PRINTED IN THE USA.
REV_D

Victaulic FireLock NXT 776 Series Specifications

General

Brand	Victaulic
Model	FireLock NXT 776 Series
Category	Control Unit
Language	English