Thermostatic expansion valves flare and solder connections thermostatic expansion valve replacement parts item number part number and description drawings on pages 4 thru 11 valve type and quantity of part required per valve r sr er rc f ef bf ebf sbf g eg c s ebs p small o large o 183019 772000 inlet strainer 14 sae 1 183015 3008000 1 1. Thermostatic expansion valve sporlan type sbf sporlan type sbf thermostatic expansion valves are designed for use on air conditioning and refrigeration units. Thermostatic expansion valve at best price in india. Superheat stability of an evaporator and thermostatic. Microcapacity thermostatic expansion valves for refrigeration ef series sporlan s expanded ef series thermostatic expansion valves feature microcapacities that are ideal for food service or food retail applications where the cooling capacity is significantly smaller than 1 ton. Select the charge according to the design evaporating temperature from the table on page 3.
Sporlan thermal expansion valves txvs are available in a variety of heat pumps, air conditioning, and refrigeration applications. However, before deciding the txv is defective, all other system causes must first be investigated and ruled out. Thermostatic charges for ammonia valves thermostatic charges c, z, and lare available for the type d thermostatic expansion valve. Sporlan txv sporlan expansion valves thermal expansion. Technical brochure thermostatic expansion valves t2 te2. Thermostatic expansion valves f and ef series see parts table on page 2 page 6 bulletin 122 1 replacement part not available.
Td1 is a thermostatic expansion valve designed to control liquid injection into small capacity evaporators for commercial refrigeration solutions as for instance glass door merchandisers, air dryers, cold rooms, and truckstrailers. This chapter covers the theory of operation, proper selection, and application of thermostatic expansion valves. However, the cost of electronic valves, which includes the sensors, regulator, actuator and the valve itself, is still much higher than for the simple and mechanical thermal expansion valve. Thermostatic expansion valves tev installation inspection. The refrigerating effect produced by the evaporation of refrigerant which will pass through the valve under the following specified conditions. Type of charge in the sensing bulb of the thermostatic expansion valve. Copyright1998 bysporlan valve company, washington, missouri refer to bulletin 109 for a complete discussion on the theory of operation and application of thermostatic expansion valves. The two thermostatic expansion valves have, therefore, been replaced by one tr 6 bi. The thermal expansion valve tev or txv, as shown in picture below, its used for refrigerant flow control and operates at varying pressures resulting from varying temperatures. Refer to bulletin 1011 for a complete discussion on installing and servicing thermostatic expansion valves. Thermostatic expansion valves tev installation inspection repair on air conditioners and heat pumps what is a thermostatic expansion valve or tev, what is the function of the tev on air conditioners and heat pumps thermostatic expansion valve installation instructions, inspection and testing how a tev regulates or meters refrigerant in an air conditioner or heat pump guide to all refrigerant. Tge is a new dedicated designed series of thermostatic expansion valves with lots of technical inovations for all normal refrigerants including r410a, and use in. Many thermostatic expansion valves are initially adjusted by the manufacturer to maintain a predetermined degree of superheat, and no provisions are made for further adjustments in service.
Thermostatic expansion valve troubleshooting tips and tricks for txvs in air conditioning systems. A sensing bulb is connected to the tev by a length of capillary tubing which transmits bulb pressure to the top of the valve s diaphragm. Troubleshooting thermostatic expansion valves 20160404. Thermostatic expansion valve customized for industrial companies. With danfoss thermostatic expansion valves, you can expect precise operation and long service life of your refrigeration system. Sporlan thermostatic expansion valves gps information. The tev controls the difference between the actual temperature and the saturation temperature. Rfkh series thermostatic expansion valves are used to adjust mass flow of refr. We are committed to serve our customers with cheap expansion valve new expansion deals.
The fixed area restrictor expansion device is simply a precisely formed restriction through which liquid refrigerant flows. Therefore the valves are especially suitable for liquid injection in dry evaporators where the superheat at the evaporator outlet is. Tr6 thermostatic expansion valves tr 6 valve danfoss. By continuing to browse our site you accept our cookie policy.
Tr 6 thermostatic expansion valves are designed and developed for ducted split us residential air conditioning and light commercial air conditioning systems. After making your selections, you can create a pdf report rpt field containing all of your inputs, valve selection, and calculated values or export the values in an excel file. Dec 06, 2000 in refrigeration and air conditioning systems, the thermostatic expansion valve tev can be a difficult device to understand, install, adjust, and troubleshoot. Navigate to the top right of the listing to the seller information box click contact seller other how can i call the seller.
Sporlan type eg thermostatic expansion valves are designed for use on air conditioning and refrigeration units. Thermal expansion valves, or thermostatic expansion valves, are the expansion devices used most commonly with bphe evaporators. The r valve has flare connections, the er has extended odf connection and sr has extended odf connections with forged inlet and replaceable strainer. Featuring nominal tonnage capacities of 110 and 116.
Technical leaflet thermostatic expansion valves, type t 2 and te 2 ordering. If you would like to receive pricing andor paper copies of literature, please contact your sales office or contact sporlan division by phone at 636 2391111. Thermostatic element design long lasting and field proven stainless steel diaphragm and welded element. Sporlan thermostatic expansion valves having selective. For over 85 years parker sporlan has remained committed to strengthening the hvacr industry through education. It is available with adjustable superheat, long lasting replaceable power element and accessible internal parts. Air conditioning commercial refrigeration 10c to 25c low temperature refrigeration 20c to 40c cp100, ga c z, zp40, x selection of power elements 2nd last page of sporlan tev valves sporlan r22 bidirectional expansion valves. Change and adjust an expansion valve on a walk in freezer part 1 duration. Refer to bulletin 109 for a complete discussion on the theory of operation and application of thermostatic expansion valves.
Thermostatic expansion valves features hermetic, leakfree construction available for applications up to 50 ton r410a enhanced power element design offers extended valve life laser welded stainless steel power element prevents corrosion and enables low. A brass body with standard odf solder connections and balanced port construction lends itself to installation. Type valve sporlan thermostatic expansion valves are available in three body styles sae flare, odf solder, or flange. The types c and z thermostatic charges provide operating advantages for systems that cycle in. The sensing bulb, capillary tubing, and diaphragm assembly is referred to as the thermostatic element. Thermostatic expansion valves sporlan thermostatic expansion valve capacities for r12, r4a, r401a, r409a tons of refrigeration air conditioning, heat pump and commercial refrigeration applications valve types nominal capacity refrigerant 12 4a 401a 409a recommended thermostatic charges fc, fcp60 jc, jcp60 xc, xcp60 fc, fcp60. Electronic expansion valves are therefore mostly found on very large systems and systems with a high demand for precise regulation. Sporlan thermostatic expansion valve egje1l2 171069 3x4. Thermostatic and automatic expansion valves parker hannifin. Thermostatic expansion valves tev and electronic expansion valves eev are expansion devices commonly used in airconditioning system which involves the spray and atomization process of the refrigerant. Sporlan refrigeration specialties oem aftermarket products july 2004 rspprc029en.
Do not use this item for any installation or repair of potable water applications. The first letter or letters stamped on the valve body and shown on the label designates the valve type. The tge series of thermostatic expansion valves have balanced port design. Injection is controlled by the refrigerant superheat. To completely identify a sporlan thermostatic expansion valve the following information is required. If any parts other than the bulb are subjected to the lowest temperature, malfunction of expansion valve may occur charge migration. Its stainless steel power element and compact body has always made it the first. The ex4ex8 are stepper motor driven valves that are optimized for the control of liquid or gaseous mass flow in refrigeration systems multifunction capability as expansion valve, hot gas bypass, suction gas throttling, head pressure, liquid line actuator and other applications systems.
Liquid injection control in small capacity evaporators. The sporlan type rersr, and rc balance ported thermostatic expansion valves have a brass bar stock body. Thermostatic expansion valves regulate the injection of liguid refrigerant into evaporators. A thermostatic expansion valve txv see figure 1 is a refrigeration and air conditioning throttling device that controls the amount of refrigerant liquid injected into a systems evaporatorbased on the evaporator outlet temperature and pressurecalled the superheat. How to convert a parker a8sport valve to a sporlan electric cds valve. Tevs are popular expansion devices due to their simplicity and availability, and their relatively good sensitivity an d accuracy in regulation. The valves control the injection of liquid refrigerant into evaporators and protect the compressor motor against liquid refrigerant. Refrigerant 717 ammonia products refrigeration components. Whats inside a thermal expansion valve txv how it works hvac duration. The sporlan type s thermostatic expansion valves have a brass bar stock body.
Refrigerant sporlanvalves are available for use with most popular refrigerants. The type lthermostatic charge is the only charge available for the type avalve. Expansion valve new expansion discount, cheap expansion. Making modern living possible technical brochure thermostatic expansion valve type tge. Two common examples of this type of device are the capillary tube, or cap tube, and the short tube restrictor, or plug orifice. Thermostatic expansion valves sporlan thermostatic expansion valves typew element size no. Sporlan thermostatic expansion valve txv sve5c files.
Sporlan type sbf thermostatic expansion valves are designed for use on air conditioning and refrigeration units. Bulletin 21060 october1994 thermostatic expansion valves. A thermostatic expansion valve is built up around a thermostatic element 1 separated from the valve body by a diaphragm. Fixed orifice tube and thermal expansion valve air conditioning tx valve determines the amount of liquid refrigerant flow a springloaded valve is controlled by different pressures on each side of the connecting diaphragm. Here you can find a thermostatic expansion valve for nearly any hvac job. Apr 04, 2016 a thermostatic expansion valve txv is designed to maintain a specific amount of superheat at the outlet of the evaporator. Sporlan thermostatic expansion valve bffac sporlan thermostatic expansion valve bffac if you have a question about this listing and would like to call us please follow these steps.
The valve opens slowly as bulb temperature rises and closes quickly as bulb temperature fails. Thermostatic expansion valve sporlan type sbf parker na. The truth is that twothirds of txvs returned to danfoss show no signs of failure. Supermarket metering devices thermostatic expansion. Thermostatic expansion valves features hermetic, leakfree construction available for applications up to 50 ton r410a enhanced power element design offers extended valve life laser welded stainless steel power element prevents corrosion and enables low partial load performance maintaining stable superheat. Learn online with our specialist training, wholesaler training, zoomlock training and chillskills webinars. This product does not comply with the safe drinking water act, which requires that products meet lowlead standards in order to be used in systems providing water for human consumption drinking or cooking. A thermal expansion valve or thermostatic expansion valve often abbreviated as tev, txv, or tx valve is a component in refrigeration and air conditioning systems that controls the amount of refrigerant released into the evaporator thereby keeping superheat, that is, the difference between the current refrigerant temperature at the evaporator outlet and its saturation temperature at the. Fixed orifice tube and thermal expansion valve air. The thermostatic expansion valve is the most extensively used type of metering device in refrigeration and air conditioning. See bulletins 109 and 1010 for complete application information. Certain design characteristics may indicate or restrict application to certain system conditions, but the fundamental operation of a sporlan electric valve is consistent.
To dimension a thermostatic expansion valve for a refrigerating system correctly, the following design. Thermostatic charges available standard connections1. The following is a selection of sporlan references available for download. If a hand valve is located on the outlet side of the thermostatic expansion valve it should have a full sized port. Expansion valve for ac and refrigeration browse txv.
Most previous studies focused on the macrofeatures of the expansion valve, such as the refrigerant pressure drop through the. Sporlan thermostatic expansion valve txv sve5c it is missing a few cuts and chamfers that take away from the aesthetics of the model but is a useful model for sizing out systems. Learn how to identify a parker sporlan thermostatic expansion valve tev. When the expansion valves are adjusted to give a high degree of superheat at the coil outlet, or when a valve is stuck shut, the amount of refrigerant. We use cookies to improve our site and your shopping experience. Therefore the valves are especially suitable for liquid injection in dry evaporators where the superheat at the evaporator outlet is proportional to the evaporator load. While it is without a doubt one of the most commonly used products in the sporlan line, it is often one of the least understood. Microcapacity thermostatic expansion valves for refrigeration. If the distributor cannot be mounted directly to the valve outlet, the distance between the valve outlet and distributor should not exceed 24 inches or refrigerant distribution problems may occur. Hermetically tight expansion valve for todays and tomorrows refrigerants.
T 2 valves are especially suitable for liquid injection into dry evaporators where the. Thermostatic expansion valves, type tuatuae and tcae. A wide capacity range for any kind of air conditioning system. We have comprehensive list of expansion valve new expansion with detailed description and pictures from ebay. Superheat stability of an evaporator and thermostatic expansion valve m. No restrictions should appear between the thermostatic expansion valve and evaporator, except a refrigerant distributor if one is used. January 1998 bulletin 1010 thermostatic expansion valves. Thermostatic expansion valve sporlan type eg parker na.
Rfgd series thermostatic expansion valves are used to adjust mass flow of refr. We are excited to continue our tradition of providing educational hvacr information and training to the industry. Sporlan selection program for hvacr applications is new. Thermostatic expansion valve txv or tev this is how it works. Thermostatic expansion valves tuatuae and tcae danfoss. Thermostatic expansion valves specifications typerive element size no. Thermostatic expansion valves txvs are often misdiagnosed as the root problem in poorly performing air conditioning and heat pump systems. Thermostatic expansion valve txv or tev thermostatic expansion valve. Thermostatic expansion valve sporlan type s parker na. Equally important is the proper installation, which can determine the success or failure of the entire system. In the below example we will compare a thermostatic expansion valve with an electric expansion valve. Castel thermostatic expansion valves with gas charge always feature mop functions and include ballasted bulb. This parker sporlan webinar training module will discuss supermarket metering devices thermostatic expansion valves tevs.
This is part of our former supermarket seminar series. The te 5 te 55 thermostatic expansion valve family is universal and adaptable, and comes with. If the superheat value is too high or too low, the txv may be the cause. Thermostatic expansion valves parker s series parkers s series is well suited for new or replacement installations on a variety of small to medium tonnage airconditioning, heat pump, and refrigeration systems. A thermal expansion valve or thermostatic expansion valve often abbreviated as tev, txv and tx valve is a component in refrigeration and air conditioning systems that controls the amount of refrigerant released into the evaporator thereby keeping superheat, that is, the difference between the current refrigerant temperature. They regulate refrigerant flow by maintaining a nearly constant superheat at the evaporator outlet. Sporlan thermostatic expansion valve sbfseaac sbfseaac. Thermostatic expansion valves hxhxc series installation and instructions.
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