Tyco DV-5A Manual page 3
Automatic water control valve remote-resetting deluge fire protection systems 1-1/2 inch to 8 inch dn40 to dn200
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Also See for DV-5A:
- Manual (28 pages) ,
- Quick start manual (8 pages) ,
- Summary instructions (3 pages)
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Port
Port Description
P1
Diaphragm Chamber Supply
P2
Water Supply Pressure & Alarm Test
P3
Not Used
P4
Not Used
P5
System Drain
P6
Main Drain
P7
Alarm Actuation
SYSTEM OPEN TO ATMOSPHERE
VALVE
WATERWAY
DIAPHRAGM
SEAT
DIAPHRAGM
CHAMBER
DIAPHRAGM
CHAMBER
SUPPLY
FROM
UPSTREAM
SIDE OF
SHUT-OFF
VALVE
DRAIN FROM SYSTEM
VALVE
WATERWAY
DIAPHRAGM
CHAMBER
OPEN TO
ATMOSPHERE
WATER SUPPLY SHUT OFF
SYSTEM DRAIN CONDITION
DV-5
AUTOMATIC
DRAIN VALVE
OPEN TO
ATMOSPHERE
PLUGGED
FOR REMOTE
RESETTING
DELUGE
SYSTEMS
WATER SUPPLY
PRESSURE &
ALARM TEST
WATER SUPPLY
FIGURE 2A
SET CONDITION
SYSTEM
DRAIN
OPEN
MAIN
DRAIN
OPEN
FIGURE 2C
VALVE OPERATION, DELUGE REMOTE-RESETTING SYSTEMS
a
Port Sizes, NPT Inch per ANSI B1.20.1
1-1/2
2
3
(DN40)
(DN50)
(DN80)
1/2
1/2
1/2
1/2
1/2
1/2
3/4
3/4
3/4
1/2
1/2
1/2
3/4
3/4
3/4
3/4
3/4
1-1/4
1/2
1/2
1/2
VALVE
WATERWAY
DIAPHRAGM
CHAMBER
OPEN TO
ATMOSPHERE
DIAPHRAGM
RETRACTS
OPENING
VALVE
WATERWAY
WATERFLOW FROM WATER SUPPLY
VALVE
WATERWAY
DIAPHRAGM
SEAT
DIAPHRAGM
AUTOMATICALLY
FLEXES TO
ITS SEATED
POSTION
DIAPHRAGM
CHAMBER
SUPPLY
FROM
UPSTREAM
SIDE OF
SHUT-OFF
VALVE
FIGURE 2
4
6
8
(DN100)
(DN150)
(DN200)
1/2
1/2
1/2
1/2
1/2
1/2
3/4
3/4
3/4
1/2
1/2
1/2
3/4
3/4
3/4
2
2
2
1/2
1/2
1/2
WATERFLOW TO SYSTEM
FIGURE 2B
OPERATED CONDITION
RESIDUAL DRAIN FROM SYSTEM
WATER SUPPLY SHUT OFF
FIGURE 2D
RESIDUAL DRAIN CONDITION
TFP1325
Page 3 of 20
AUTOMATIC
DRAIN VALVE
CLOSED AND
WATERFLOW
TO ALARM
SYSTEM
DRAIN
OPEN
MAIN
DRAIN
CLOSED
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