©Johnstone Supply eCatalog 216

REFRIGERATION & AIR CONDITIONING Emerson Flow Controls Refrigeration Solenoid Valves

240RA Series Solenoid Valves • Pilot-operated, normally closed diaphragm valves • Complete with manual stem • Especially suited for liquid and suction service • One coil fits all sizes; snap-on coil retainer eases installation and removal • All models listed can be used in hot gas applications

• Maximum fluid temperature: 285°F • Maximum operating pressure differential: 300 PSI • Listed capacity ratings are suggested nominal tonnage • All valves less coil Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Port Size

Conn. Size 5/8” ODF 7/8” ODF 5/8” ODF 7/8” ODF 1-1/8” ODF 1-1/8” ODF 1-1/8” ODF 1-3/8” ODF 1-5/8” ODF 7/8” ODF

R12 Capacity

R22 Capacity

R404A Capacity

B12-243 B12-244 B13-821 B12-245 B12-246 B13-817 B12-531 B13-818 B12-532 B13-820

1840052

1/2” 1/2”

10.1 10.1 14.9 19.7 19.7 22.5 22.6 37.3 37.5 58.8

15.6 15.6 23.3 30.5 30.5 34.9 34.9 58.0 58.0 95.4

10.3 10.3 15.1 20.1 20.1 22.7 23.0 37.7 38.3 62.0

265.00 265.00 399.00 399.00 399.00 559.00 559.00 765.00 795.00 1445.00

240RA8T7-M 240RA9T5-M 240RA9T7-M 240RA9T9-M

9/16” 9/16” 9/16”

240RA12T7-M 3/4” 240RA12T9-M 3/4” 250RA16T9MVLC-01 1” 240RA16T11-M 1” 240RA20T13-M 1-1/4”

540RA Solenoid Valves • Two-way, normally open diaphragm valves • For liquid, suction and hot gas service • Can be brazed into line without disassembly • Extended ends for easy installation • Water, shock and vibration protection in coil winding

• Low pressure differential required for full opening • All valves less coil • Capacity ratings listed below are nominal system tonnage Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Port Size

Conn. Size 5/8" ODF 7/8" ODF 7/8" ODF 1-1/8" ODF

R12 Capacity

R22 Capacity

R404A Capacity

B13-830 B13-831 B13-827 B13-828

540RA8T5-T 1/2" 540RA9T7-T 9/16" 540RA12T7 3/4" 540RA16T9-T 1"

10.0 19.6 22.5 37.3

15.6 30.5 34.9 58.0

10.1 19.8 22.7 37.7

425.00 609.00 765.00 1099.00

Constant Pressure Expansion Valves • Maintains minimum evaporator pressure under high load conditions • Controls flood back by controlling overfeeding of the evaporator • Automatically provides motor overload protection during system start-up • For all refrigerants

• Capacity ratings listed below are nominal system tonnage Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Note: The inlet connection of the B12-512 (Fig. D) is on the bottom of the valve.

A

B

C

D

Each

Fig. Order #

Mfg. #

Inlet Conn. 1/4" SAE 1/4" SAE 3/8" SAE 1/4" SAE 3/8" ODF 3/8" SAE 1/4" ODF 1/4" ODF

Outlet Conn. 1/4" FPT 1/2" SAE 1/2" SAE 1/2" SAE 3/8" ODF 3/8" SAE 3/8" ODF 3/8" ODF

R12/R134a Capacity

R22 Capacity

R502/R404A Capacity

B13-673 B11-658 B13-674 B13-675 B13-676 B13-677 B12-512 B13-672

A B B B C C D D

A-1 A-2 A-3 A-4

1 to 2 1 to 2 1 to 2

1-1/2 to 3 1-1/2 to 3 1-1/2 to 3

1 to 2 1 to 2 1 to 2

305.00 275.00 305.00 295.00 375.00 375.00 295.00 309.00

1/4 to 3/4

1/2 to 1

1/4 to 3/4

A7-A A7-C

1/4 to 1

1/2 to 1-1/2 3-1/2 to 5 1/2 to 1-1/2 1/2 to 1-1/2

1/4 to 1

1-1/2 to 3

1-1/2 to 3

AS

1/4 to 1 1/4 to 1

1/4 to 1 1/4 to 1

ASB20

1259

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