Couplings - OEM - Parker Climate Systems Division - #19

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Catalog OEM-1, Couplings/Page19
5700 Series One-Shot™ Brass Couplings
Parker's 5700 one-shot brass couplings allow for easy installation of pre-charged systems and provide nearly full flow when completely connected. Applications typically include split air conditioning systems, split heat pumps, manufactured homes, and pre-charged line sets.
Application
■ Split air conditioning systems
■ Split heat pumps
■ Manufactured homes
Base Product Part Number
■ 5780 Female coupling half
without charge port
■ 5781 Female coupling half
with charge port
■ 5782 Male coupling half
without charge port
■ 5783 Male coupling half with charge port
Features and Benefits
■ Single-use coupling contains a diaphragm that is pierced upon connection and fold­ed back into the coupling to provide a high flow path and low pressure drop.
■ Final metal-to-metal seal prevents air inclusion.
■ Brass coupling provides corrosion resistance.
■ Brass sweat connections and panel-mounting options are available for the unique needs of a unit.
■ Male/female charge ports can be included for easy system diagnostics.
■ Stub kits (FD57) are also available with copper connections.
■ Compatible with all refrigerants
■ RoHS compliant
AgencyApprovals
UL listed; File No: SA7511
Pressure Drop Comparison
The graphs below show significant reduc­tion in pressure drop and associated effi­ciency gains utilizing Parker 5700 Series Couplings vs. standard base valves.
5.0,
Pressure Drop vs. Mass Flow
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Refrigerant Mass Flow (Lbs/Hr)
5.0
Pressure Drop vs. Mass Flow
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Refrigerant Mass Flow (Lbs/Hr)
Pressure Drop vs. Mass Flow
-12 Suction Line, Refrigerant -22
5.0,
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4.0
2.0
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O.Ol
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Refrigerant Mass Flow (Lbs/Hr)

pageCatalog pdf di En 2012-05-22-31