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Parker Hannifin Corporation
Climate & Industrial Controls Group
Cleveland, OH
Catalog CIC-2003-1/US
148
Thermostatic and Constant Pressure (Automatic) Expansion Valves
C Series
The C series incorporates a brass body with SAE flare fittings using bal-
anced port construction, allowing operation over varying load conditions.
Designed for use on small refrigeration and or air conditioning systems, the
external equalized models are provided with a 1/4" SAE male connection.
The new stainless steel power element element and shock loop provides
added benefits to all installations. A variety of Rainbow Charges™ add
further flexibility for operation and selection.
Specifications
Applications
Small Refrigeration Systems
Slush Machines
Air Conditioning Units
Freezers
Walk-in Coolers
Refrigerated Cases
Rail & Transport Refrigeration
Notes:
1. Maximum operational pressure 500 psig (35 bars) high side and 275 psig (19 bars) low side.
2. Maximum storage temperature 130°F (55°C).
3. Consult Parker for pressure and temperature exceptions.
4. Do not use “W” or “Z” liquid charges in applications where bulb temperatures can exceed 130°F (55°C). For these applications use type “X” MOP gas
charge only.
Technical Information C Series
Features and Benefits
Balanced port
Stainless steel power element
Inlet strainer
30" capillary tube with shock loop
Field adjustable superheat
1/4" SAE external equalizer
Weight: 1.0 lbs / 0.45 kg
Refrigerant
Refrigerant
Designation
Orifice
Designation
Capacity
Range
Internally
Equalized
Externally
Equalized
Rainbow
Charges Inlet Connection
Outlet
Connection
Equalizer
Connection
R-12 AA 1/8 - 1/2 C-AA-J CE-AA-J
R-134a A 1/4 - 1 C-A-J CE-A-J
R-401A J B 1 - 2 C-B-J CE-B-J W, X60
R-401B C 1 1/2 - 3 C-C-J CE-C-J
R-402A AA 1/8 -1/2 C-AA-S CE-AA-S
R-402B A 1/4 - 1 C-A-S CE-A-S
R-404A S B 1 - 2 C-B-S CE-B-S W, Z, X110
R-502 C 1 1/2 - 4 C-C-S CE-C-S X-35
R-507
AA 1/5 - 3/4 C-AA-V CE-AA-V 1/4 SAE (3/8" optional)
A 1/2 - 1 1/2 C-A-V CE-A-V W, Z, X100
B 1 1/2 - 3 C-B-V CE-B-V X-35
C 3 1/2- 5 C-C-V CE-C-V
1/2 SAE
1/2 SAE
3/8 SAE
R-22
R-407C
V 1/2 SAE
1/4 SAE
1/4 SAE
1/2 SAE
1/4"SAE (3/8" optional)
3/8" SAE
1/4 SAE (3/8" optional)
3/8" SAE
Dimensions
Optional inlet screen available.
Use Parker part numbers:
056813-00
56820-00