Oil separators - 6 Pages

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Oil separators

Catalog excerpts

106 The body is manufactured from steel pipe of adequate thickness. Flanges and cover are also made of steel. Either threaded connections of separators series 5520 or solder connections of separators series 5540 are manufactured, machining, with steel bar EN 10277-3 11S Mn Pb 37 + C. The internal device is simple in order to assure a trouble-free long operation. Appropriate metallic screens, placed on the inlet and outlet, rapidly reduce gas speed, and create the conditions required for the separation of the oil from the refrigerant. A float operated needle valve, set on the bottom of the...

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Fig. 1 tc (°C) vg (m3/kg) te (°C) Äh (kJ/kg) SPECIFIC ENTHALPY (kJ/kg) PRESSURE (bar) 107 Check of gas speed, referred to the cross section of oil separator, is given by: [m/s] with: – S = gross cross section of shell separator [m2] INSTALLATION The oil separators type 5520 and 5540 should be installed in the discharge line between the compressor and the condenser mounted securely in a vertical position and reasonably close to the compressor. To prevent the return of refrigerant from condenser, during the off cycle of the system, it’s advisable to install a check valve between the condenser...

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108 TABLE 1: General Characteristics Catalogue number Catalogue number Max. differential pressure [bar] Oil addition [kg] Oil connection [SAE Flare] 1/2" 5/8" 7/8" 1.1/8" 1.3/8" 1.5/8" – 2.1/8" – 16 – – 35 – 42 54 5/8" 3/4" 1" 1.3/8" 1.5/8" – – – 16 – – 35 – – – – – 16 – – 35 – 42 1/4" 3/8" 1/4" 0,4 / 0,5 0,6 / 0,7 0,4 / 0,5 30 21 30 – 5590/5 5590/7 5590/9 5590/11 5590/13 5590/M42 – 5/8" 7/8" 1.1/8" 1.3/8" 1.5/8" – – 10 + 130 45 32 45 I II I Ø [in.] Ø [mm] Ø [in.] Ø [mm] Ø [in.] Ø [mm] ODS ODM ODS (1) Solder Connections Couple of solder connections IN / OUT min. TS [°C] max. PS [bar] Risk...

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