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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc. www.johnsoncontrols.com
R-160
V48 Series Three-Way Water Regulating Valve
Code No. LIT-1927345
Description
V48 Series valves are designed specifically
for condensing units cooled either by
atmospheric or forced draft cooling towers.
Refer to the V48 Series 3-Way Water
Regulating Valves for Cooling Tower Systems
Product Bulletin (LIT-121705) for important
product application information.
Applications
V48 Series valves are used on single or multiple
condenser hook-ups to the tower to provide the
most economical and efficient use of the tower.
Repair Information
If the V48 Series Three-Way Water Regulating
Valve fails to operate within its specifications,
replace the unit. For a replacement valve, contact
the nearest Johnson
Controls®
representative.
Selection Chart (Non-Corrosive Refrigerants)
Technical Specifications
Product
Code
Number
Pipe
Size, In.
Range Opening Point
of
Normally Closed Side
psi (kPa)
Pressure
Element
Style
Water
Supply
Pressure
Inlet
and
Outlet
Ports
Max
Bellows
Overpressure
Seat Repair
Kit
Replacement
Sensing
Element
V48AB-1C 1/2 85 to 110
(586 to 758)
30 in. capillary
with 1/4 in. flare nut
(Style 45)
1
1. Standard capillary length on Style 45 elements is 30 inches
150 psig
(1,034 kPa)
Threaded 230 psig
(1,586 kPa)
STT15A-605R SEP91A-602R
SEC99AA-36C
2
2. Replacement element supplied with 1/4 in. external SAE connector. Order SEC99AA capillary kit with two flare nuts separately if needed.
Use only on valves specified.
V48AB-2C 1/2 145 to 190
(1,000 to 1,310)
320 psig
(2,206 kPa)
V48AC-1C 3/4 85 to 110
(586 to 758)
230 psig
(1,586 kPa)
STT16A-604R SEP91A-601R
SEC99AA-36C
2
V48AC-2C 3/4 145 to 190
(1,000 to 1,310)
320 psig
(2,206 kPa)
V48AD-1C 1 85 to 110
(586 to 758)
230 psig
(1,586 kPa)
STT17A-616R SEP91A-603R
SEC99AA-36C
2
V48AD-2C 1 145 to 190
(1,000 to 1,310)
320 psig
(2,206 kPa)
V48AE-1C 1-1/4 85 to 110
(586 to 758)
230 psig
(1,586 kPa)
STT17A-617R
V48AE-2C 1-1/4 145 to 190
(1,000 to 1,310)
320 psig
(2,206 kPa)
V48AF-1C 1-1/2 85 to 110
(586 to 758)
1/4 in. External Flare
Fitting (Style 5)
230 psig
(1,586 kPa)
STT17A-604R SEP81A-602R
V48AF-2C 1-1/2 145 to 190
(1,000 to 1,310)
320 psig
(2,206 kPa)
SEP81A-601R
V48AJ-2C 1/2 30 in. capillary
with 1/4 in. flare nut
(Style 45)
Union 320 psig
(2,206 kPa)
STT15A-605R SEP77A-605R
V48EK-2C 3/4 30 in. capillary
with 1/4 in. flare nut
(Style 46)
370 psig
(2,551 kPa)
STT16A-604R SEP127A-600R
V48AL-2C 1 320 psig
(2,206 kPa)
STT17A-616R SEP107A-602R
V48AM-2C 1-1/4 STT17A-617R
V48 Series Factory Settings
Refrigerant (R) Factory Settings psig (kPa)
Opening Press.
Port 1 to Port 2
Closing Press.
Port 1 to Port 3
Low Pressure (R-12, R134a, etc.) 95 (655) 120 (896)
Medium Pressure (R-22, R404A, etc.) 165 (1,138) 215 (1,482)
V48 Series Three-Way Water
Regulating Valve
Valves and Valve Accessories