Victaulic FireLock NXT 776 Series User Manual

EXPLODEDVIEWDRAWING–TRIMCOMPONENTS
SERIES769FIRELOCKNXTEUROPEANDELUGEVALVESTATION–PNEUMATIC(DRYPILOT)RELEASETRIM
VNIIPO
(OPTIONALACCESSORIESALSOSHOWN)
NOTE:OnlytheVicQuickRiserconfigurationisVdSapproved.
Bill of Materials
1 Series 769 FireLock NXT Deluge Valve
2 FireLock Rigid Coupling (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
3 Water Supply Main Control Valve
(Optional/Sold Separately – Comes
Standard when VQR Assembly is Ordered)
4 Drain Swing Check Valve
5 Drip Cup with Cap
6 Alarm Pressure Switch (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
7 Series 729 Drip Check Valve
8 Diaphragm-Charge-Line Ball Valve
(Normally Open – Lockable)
9 3-in-1 Strainer/Check/Restrictor
Assembly
10 Series 760 Water Motor Alarm
(Optional/Sold Separately)
11 Alarm Test Ball Valve
(Normally Closed – Lockable)
12 Diaphragm-Charge-Line Pressure
Gauge (0-300 psi/0-2068 kPa/0-20.7 Bar)
13 Series 749 Auto Drain
14 Series 776 Low-Pressure Actuator
15 Air Manifold
16 Air Supervisory Pressure Switch
(Optional/Sold Separately – Comes
Standard when VQR Assembly is Ordered)
17 Water Supply Main Drain Valve - Flow Test
18 Water Supply Pressure Gauge
(0-300 psi/0-2068 kPa/0-20.7 Bar)
19 Drain Connection Kit (Optional/Sold
Separately – Comes Standard when VQR
Assembly is Ordered)
20 System Main Drain Valve
21 Series 755 Manual Pull Station
22 Gauge Valve
23 Alarm Line Ball Valve
(Normally Open – Lockable)
24 Water Motor Alarm Shutoff Valve
(Normally Open – Lockable)*
Note 1
2
3
From Water
Supply
10
1
11
19
20
16
18
17
22
15
6
21
14
23
13
12
8
24
4
7
9
22
5
From System
Air Feed
To Pilot
Line
To System
A
Location
A
To Location
B
Location
B
To Drip Cup
Location
B
To Drip Cup
Location
B
To Drip Cup
Location
* Item 24, water motor alarm shutoff valve, can be closed to prevent water from flowing into the Series 760 Water Motor Alarm during conditions that are not
favorable for the alarm to sound (i.e. during a trip test).
NOTE 1: Connection point for the Series 75D Water Column Device Kit
For information regarding installation of the Series 7C7 Air Maintenance/Compressor Assembly (not shown), refer to the instructions supplied with the
product.
I-769D_7
FireLockNXT™DelugeValve
SERIES 769
I-769DINSTALLATION,MAINTENANCE,ANDTESTINGMANUAL
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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