castel safety valve price
All Castel safety valves are equipped with NPT inlet connections. At the outlet, depending on the type, they are provided with SAE flare or thread connections. Each safety valve is individually tested and adjusted. Each safety valve has a unique serial number which is also mentioned on the supplied PED certificate.
All Castel safety valves CO2 are equipped with NPT inlet connections. At the outlet, depending on the type, they are provided with SAE flare or thread connections. Each safety valve is individually tested and adjusted. Each safety valve has a unique serial number which is also mentioned on the supplied PED certificate.
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There are many uses of valves - mainly controlling the flow of fluids and pressure. Some examples include regulating water for irrigation, industrial uses for controlling processes, and residential piping systems. Magnetic valves like those using the solenoid, are often used in a range of industrial processes. Whereas backflow preventers are often used in residential and commercial buildings to ensure the safety and hygiene of the water supplies. Whether you are designing a regulation system for irrigation or merely looking for a new replacement, you will be able to find whatever type of castel safety valve 3060 that you need. Our products vary from check valves to pressure reducing valves, ball valves, butterfly valves, thermostatic mixing valves, and a lot more.
ACC Cubigel Huayi Electrolux ZEM, Bitzer, Bock GEA, Bristol, Copeland Emerson, Danfoss-Secop, Dorin, Embraco Aspera, Frascold, JDK, Maneurop, Sanyo and Tecumseh L Unite. These manufacturers have been known to produce excellent quality condensing units for many years. Condensing units from these manufacturers can be found in our online shop category condensing units. For more information on the manufacturer, click on the desired manufacturer logo and for the product on the product image. ##ausblenden## Our online shop section Condensing Units contains more than 700 condensing units from the world"s leading manufacturers. And every day new products are added ... With us you can order condensing units of the market-leading manufacturers in the field of refrigeration components at a fair price. Many of the condensing units are in stock and can therefore be delivered as quickly as possible. If you can not find what you are looking for, tell us your required type by e-mail and we will try to get it for you. Buy Embraco Aspera condensing units from SKH Refrigeration Embraco Aspera condensing units and accessories can be found in our online shop at fair prices. Embraco Aspera is an international company that has been producing hermetic refrigerator compressors for over 40 years and is known as one of the world"s leading Brazilian companies. Embraco Aspera compressors have various applications in refrigeration: - Domestic radiators and freezers with refrigerant R600A - Water coolers, bottle coolers, waste coolers, small refrigerators and freezers with the refrigerant R134A - Refrigerators, ice cream showcases and bottle coolers with refrigerant R134a and R404a - Freezers, ice makers and freezers with the refrigerant R134A, R404A and the now prohibited R22 - Refrigerated islands, refrigerated counters, large refrigerators and refrigerated display cases with the refrigerant R134a and R404a. Embraco Aspera compressors are available for high pressure (HBP), medium pressure (MBP), low pressure (LBP) and air conditioning (AC). Injection: Capillary tube or expansion valve are possible. Our shop also offers a wide selection of other condensing sets from quality manufacturers. Highly efficient condensing units allow a wider range of applications at higher ambient temperatures and reliable components ensure a longer service life. Order Tecumseh condensing units here in the SKH online shop In our well-stocked online shop you will find a wide selection of Tecumseh condensing units. The American company Tecumseh Europe has been the market leader in refrigeration compressors and condensing units for more than 70 years. Tecumseh l Unite Refrigeration has earned a reputation in the refrigeration industry for its excellent quality and attractive design. Tecumseh L Unite compressors and condensing units are known for their reliability, ease of installation and excellent performance. Tecumseh fully hermetic compressors are available for high pressure (HBP), low pressure (LBP) and air conditioning (AC). Rotary compressors are suitable for air conditioning. Tecumseh"s energy-efficient compressors are designed for use with the R407c, R404a, 134a refrigerant. Tecumseh effluent kits have been developed for low pressure and high pressure applications of R404a refrigerants. L"Unite flow sets are advantageous due to easy component exchange, good thermodynamic properties and reduced sound power. The supply voltage for Tecumseh compressors and condensing units is either 400V - 3Ph - 50Hz or 220-240V - 1 Ph - 50Hz. For questions and concerns we are at your disposal. About the manufacturer Tecumseh Tecumseh Europe, a subsidiary of the American group Tecumseh Products Company, is a leader in commercial refrigeration and air conditioning. The world famous brands of the group Tecumseh Products Company founded in 1934, led by James J. Connor are L"Unité Hermétique, Silensys, Wintsys, Masterflux, Celseon and Vector. Tecumseh offers its product range to more than 1,000 wholesalers and retailers on 5 continents and employs more than 1,350 people worldwide. Manageable International Company Tecumseh Europe produces reciprocating compressors, rotary piston compressors, scroll compressors and condensing units using proven and innovative technologies. Tecumseh has been committed to developing technologically innovative products with low energy consumption and high reliability for 80 years. The success of Tecumseh is based on key values: the value of the human being, the real focus on the customers and the space, the importance of high quality products and the services offered
ACC Cubigel Huayi Electrolux ZEM, Bitzer, Bock GEA, Bristol, Copeland Emerson, Danfoss-Secop, Dorin, Embraco Aspera, Frascold, JDK, Maneurop, Sanyo and Tecumseh L Unite. These manufacturers have been known to produce excellent quality condensing units for many years. Condensing units from these manufacturers can be found in our online shop category condensing units. For more information on the manufacturer, click on the desired manufacturer logo and for the product on the product image. ##ausblenden## Our online shop section Condensing Units contains more than 700 condensing units from the world"s leading manufacturers. And every day new products are added ... With us you can order condensing units of the market-leading manufacturers in the field of refrigeration components at a fair price. Many of the condensing units are in stock and can therefore be delivered as quickly as possible. If you can not find what you are looking for, tell us your required type by e-mail and we will try to get it for you. Buy Embraco Aspera condensing units from SKH Refrigeration Embraco Aspera condensing units and accessories can be found in our online shop at fair prices. Embraco Aspera is an international company that has been producing hermetic refrigerator compressors for over 40 years and is known as one of the world"s leading Brazilian companies. Embraco Aspera compressors have various applications in refrigeration: - Domestic radiators and freezers with refrigerant R600A - Water coolers, bottle coolers, waste coolers, small refrigerators and freezers with the refrigerant R134A - Refrigerators, ice cream showcases and bottle coolers with refrigerant R134a and R404a - Freezers, ice makers and freezers with the refrigerant R134A, R404A and the now prohibited R22 - Refrigerated islands, refrigerated counters, large refrigerators and refrigerated display cases with the refrigerant R134a and R404a. Embraco Aspera compressors are available for high pressure (HBP), medium pressure (MBP), low pressure (LBP) and air conditioning (AC). Injection: Capillary tube or expansion valve are possible. Our shop also offers a wide selection of other condensing sets from quality manufacturers. Highly efficient condensing units allow a wider range of applications at higher ambient temperatures and reliable components ensure a longer service life. Order Tecumseh condensing units here in the SKH online shop In our well-stocked online shop you will find a wide selection of Tecumseh condensing units. The American company Tecumseh Europe has been the market leader in refrigeration compressors and condensing units for more than 70 years. Tecumseh l Unite Refrigeration has earned a reputation in the refrigeration industry for its excellent quality and attractive design. Tecumseh L Unite compressors and condensing units are known for their reliability, ease of installation and excellent performance. Tecumseh fully hermetic compressors are available for high pressure (HBP), low pressure (LBP) and air conditioning (AC). Rotary compressors are suitable for air conditioning. Tecumseh"s energy-efficient compressors are designed for use with the R407c, R404a, 134a refrigerant. Tecumseh effluent kits have been developed for low pressure and high pressure applications of R404a refrigerants. L"Unite flow sets are advantageous due to easy component exchange, good thermodynamic properties and reduced sound power. The supply voltage for Tecumseh compressors and condensing units is either 400V - 3Ph - 50Hz or 220-240V - 1 Ph - 50Hz. For questions and concerns we are at your disposal. About the manufacturer Tecumseh Tecumseh Europe, a subsidiary of the American group Tecumseh Products Company, is a leader in commercial refrigeration and air conditioning. The world famous brands of the group Tecumseh Products Company founded in 1934, led by James J. Connor are L"Unité Hermétique, Silensys, Wintsys, Masterflux, Celseon and Vector. Tecumseh offers its product range to more than 1,000 wholesalers and retailers on 5 continents and employs more than 1,350 people worldwide. Manageable International Company Tecumseh Europe produces reciprocating compressors, rotary piston compressors, scroll compressors and condensing units using proven and innovative technologies. Tecumseh has been committed to developing technologically innovative products with low energy consumption and high reliability for 80 years. The success of Tecumseh is based on key values: the value of the human being, the real focus on the customers and the space, the importance of high quality products and the services offered
50 atmosphere. For this reason, during relief, a gas leak occurs through this orifice. Utilized material: EN 12420-CW617N brass. Disc: obtained through bar machining and equipped with gasket, it ensures the required sealing degree on the valve seat. The gasket is made in P.T.F.E. (Polytetrafluorethylene), a material that, during valve estimated service life, maintains a good strength and does not cause the disc to stick on the seat. The disc is properly guided in the body and the guide action can never fail; there are no glands or retaining rings that hamper the movement thereof. Utilized...
51 L H1 H2 D H3 Ch safety devices such as safety valves. Such devices shall prevent pressure from permanently exceeding the max allowable pressure PS of the equipment they protect. In any case, a short pressure peak limited to 10% of admissible maximum pressure is permitted. As to the selection and sizing of the suitable protection device, users shall refer to the specific sector or product standards. EN 378-2: 2008 Standard “Refrigerating systems and heat pumps – safety and environmental requirements – Part 2: Design, construction, testing, marking and documentation”, harmonized with...
52 for this calculation the value of k shall be as measured at 25 °C. (Section 7.2.3, Standard EN 13136: 2001/A1:2005). Values of k and calculated values of C for some refrigerants are given in table A.1 of the aforesaid standard. Following we show the values of k and C for the more useful refrigerants. SIZING OF SAFETY VALVES DESIGNED TO DISCHARGE GAS OR VAPOUR AT CRITICAL FLOW (Ref. EN 13136: 2001/A1: 2005) Critical flow occurs when the backpressure pb (the pressure existing immediately at the outlet of a safety valve) is below or equal to the critical pressure: [bar abs] with: – po =...
53 – çv = volumetric efficiency estimated at suction pressure and discharge pressure equivalent to the safety valve setting. with: – V = theoretical displacement of compressor [m3] – n = rotational frequency of compressor [min –1] – ñ10 = vapour density at refrigerant saturation pressure / dew point at 10 °C [kg/m3] These conditions, settled in any case by the designer, are considered the most unfavorable for the safety valve in consequence of functional defects as: – move mistake; – non-working of automatic safety devices, set to operate before safety valve. It shall be excluded: –...
54 Sizing of minimum flow area of the safety valve [mm2] with: – C = 2,51, corresponding to isentropic exponent k for R407C equal to 1,14, according to table A1 of standard EN 13136:2001/A1:2005; – Kd = 0,83, certified coefficient of discharge for safety valve 3030/88; – vo = 0,0104 [m3/kg], specific volume of overheating vapour upstream the safety valve during relieving. This value is referred to the following operating conditions, upstream the safety valve: – pressure po = 27,25 [bar abs]; – temperature To = 100 [°C] (precautionary temperature, settled in any case by the designer)....
55 with: – A = flow area of safety valve [mm2]; – Ain = inside area of inlet tube to valve [mm2]; – Kdr = Kd x 0,9, derated coefficient of discharge; – C = function of isentropic coefficient k; – î = addition of pressure loss coefficients în of any component and piping; The coefficients în are relevant to: – pipe elements loss, as connections and bends; – valves loss; – loss along the pipe and are listed in EN 13136:2001/A1:2005 Standard, Table A.4. Example: assume to install, on the condenser of the previous example, a safety valve type 3030/88, set to 25 bar, using a steel union with the...
56 Example: assume to install a discharge pipe on safety valve type 3030/88 of the previous example, using a steel tube nominal size 2” with the following characteristics: - dout = 53 [mm] , inside diameter - Aout = 2206 [mm2] , inside area - L = 3000 [mm] , length - pipe bend 90° with bending radius R equal to three times external diameter of tube From table A.4 it’s possible to have these data: - î1 (bend) = 0,25 - î2 (length) = ë x L/ din = 0,02 î 3000/53 = 1,13 with ë = 0,02 for steel tube - îT = î1 + î2 = 0,25 + 1,13 = 1,38 Pressure loss in the downstream line is: The obtained value is...
57 SAFETY VALVES 3060 GENERAL DESCRIPTION Valves series 3060 are safety devices according to the definition given in Article 1, Point 2.1.3, 2nd dash of 97/23/EC Directive and are the subject of Article 3, Point 1.4 of aforesaid Directive. The valves above mentioned are standard type, unbalanced, direct-loaded safety valves. Valve opening is produced by the thrust the fluid under pressure exerts on the disc, when said thrust exceeds, under setting conditions, the opposing force of the spring acting on the disc. Valves are identified by means of: – a model number formed of an alphanumerical...
SCOPE Use: protection against possible overpressures of the apparatuses listed below, with regard to the operating conditions for which they have been designed: – refrigerating system and heat pump components, for instance: condensers, liquid receivers, evaporators, liquid accumulators, positive displacement compressor discharge, heat exchangers, oil separators, piping. (reference: EN 378-2: 2008); – simple pressure vessels (reference: 87/404/ EEC Directive). Fluids: the valves can be used with: • refrigerant fluids, in the physical state of gas or vapour, belonging to Group II according to...
59 Ch H1 L H2 H3 ØD for calculation” highlights the possible causes of overpressure in a system and makes available to users the instruments for pressure relief device sizing, among which the safety valves. For sizing and installation of safety valves series 3060 see the previous chapter of safety valves series 3030. TABLE 4: Dimensions and Weights of valves 3060 Catalogue number Weight [g] 3060 Ø D L Ch H1 H2 H3 21,5 21,5 21,5 21,5 24,5 30 30 35 35 35 35 39,0 40 40 20 20 20 20 23 27 27 33,5 33,5 33,5 33,5 37 37 40 46,5 46,5 46,5 46,5 52,5 59,5 59,5 80 80 80 80 89 96,5 99,5 180 195 195 195...