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NXT Series

NXT Series
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The Emerson NXT Series is a balanced ported valve designed for high efficiency R-410A air conditioning and heat pump applications. NXT Series valves operate over a wide range of conditions and applications, while offering excellent performance, superior reliability, and unparalleled valve life. Thermal Expansion Valves Precision superheat control optimized for R-410 A systems Enhanced power element design offers extended valve life Stainless steel power element eliminates corrosion and prevents valve failure Laser etched identification markings for permanent legibility Hermetic, leak-free construction of all joints Compact size allows installation in limited spaces Bi-Flow capability allows one valve to control the superheat in both cooling and heating modes for close-coupled or packaged heat pump applications Balanced port construction compensates for changes in operating pressures due to varying ambients, gas defrost, heat reclaim, or widely varying evaporator loads External equalizer is standard Screens on ODF inlet connections • Maximum working pressure (MWP): • R-410A operating range: • UR/CUR file number: • High flow internal check valve (1-7 tons) allows reverse flow for heat pump applications, eliminating the need for external check valve and improving overall system efficiency • Adjustable or non-adjustable superheat • Bleed type pressure equalization available to accommodate PSC type compressors • ODF connections are standard - Chatleff connections are available • External equalizer (1/4” ODF) is a standard offering. Other configurations are available • External equalizer 1/8” tube with 45° end cut is a standard offering - other terminations are available Body Type A = Adjustable, With Check, Straight-Through B = Adjustable, No Check, Straight-Through C = Non-Adjustable, With Check, Straight-Through D = Non-Adjustable, No Check, Straight-Through Equalizer E = External Equalizer Connection Bleed % Type (Omit for None) ODF = Solder CHA = Chatleff Emerson Climate Technologies

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Thermal Expansion Valves Ordering Information Adjustable, Straight-Through Body Style, Individually Packaged Refrigerant Capacity (Tons) Check Valve Bulb Cap Tube Length External Equalizer 3/8 ODF X 3/8 ODF 3/8 ODF X 3/8 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF Chatleff X Chatleff 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF Chatleff X Chatleff 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF Chatleff X Chatleff 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8 ODF X 1/2 ODF 3/8...

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