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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-150
V43/V243 Series Pressure-Actuated Water-Regulating Valves (Continued)
Valves and Valve Accessories
V243 Capacity Flow Charts
Technical Specifications
V43/V243 Pressure-Actuated Water-Regulating Valves
Maximum Water Supply Pressure 150 psig (1,034 kPa)
V43 Maximum Head Pressure 300 psig (2,068 kPa)
V243 Maximum Head Pressure 630 psig (4,344 kPa)
Head Pressure Range (Opening Points) V43 Low Pressure
Refrigerants
R-134A – 70 to 150 psig (482 to 1,034 kPa)
Medium Pressure
Refrigerants
R-22, R-502, R404A – 160 to 260 psig (1,103 to 1,793 kPa)
Ammonia 160 to 260 psig (1,103 to 1,793 kPa)
V243 High Pressure 200 to 400 psig (1,379 to 2,758 kPa)
Factory Settings
1
1. Factory opening setpoint for the valve is adjustable.
V43 Low Pressure
Refrigerants
90 psig (621 kPa)
Medium Pressure
Refrigerants
180 psig (1,241 kPa)
Ammonia 180 psig (1,241 kPa)
V243 High Pressure 200 psig (1,379 kPa)
Maximum Water Supply Temperature 160°F (71°C)
Valve Body Material Commercial Cast iron
Maritime Red brass
Internal Parts Material Commercial Brass
Maritime Bronze, Monel
Seat Material Pilot Monel
Main Valve Commercial – Bronze, Maritime – Monel
Seat Disc Material Buna N™
Packing – Bellows Assembly Brass stem, stainless steel spring, synthetic rubber boot
Pressure Connection Refrigerant Side Non-Corrosive 1/4 in. SAE External Flare
Ammonia 1/4 in. FNPT
60
40
20
0
10
50 100 150 200 250 300 350 400 450
20 30 50
Water Pressure Available Across Valve (psi)
Refrigerant Head Pressure Rise Above
Valve Opening Point (psig)
Water Flow (GPM)
CAPACITY CHART FOR 2 in. VALVE
2 5 14.5 25 40 60
60
40
20
0
10
100 200 300 400 500 600 700 800 900
20 30 50
Water Pressure Available Across Valve (psi)
Refrigerant Head Pressure Rise Above
Valve Opening Point (psig)
Water Flow (GPM)
CAPACITY CHART FOR 2-1/2 in. VALVE
2 5 14.5 25 40 60
60
40
20
0
10
100 200 300 400 500 600 700 800 900
20 30 50
Water Pressure Available Across Valve (psi)
Refrigerant Head Pressure Rise Above
Valve Opening Point (psig)
Water Flow (GPM)
CAPACITY CHART FOR 4 in. VALVE
2 5 14.5 25 40 60
1000 1100
1200
1300
60
40
20
0
10
100 200
300
400
500
600
700
800
900
20 30 50
Water Pressure Available Across Valve (psi)
Refrigerant Head Pressure Rise Above
Valve Opening Point (psig)
Water Flow (GPM)
CAPACITY CHART FOR 3 in. VALVE
2 5 14.5 25 40 60