Steam Traps for Special Applications

A1 AK 45, DN 15, 20, 25LSMK 22, DN 15 UBK 46, DN 15, 20, 25LSteam Trapsfor Special ApplicationsApplicationTypeAK 45 Condensate drain valve for discharging condensate from steam systems during start-up and draining residual condensate at shut-down, with integral Y-type strainer and hand purging knob. Factory-set closing pressure 0.8 bar.UBK 46 Steam trap with adjustable condensate discharge temperature, thereby suppressing the formation of flash steam. With Y-type strainer.SMK 22, SMK 22-51 Steam trap for SIP applications.MK 20 Steam trap for low-pressure steam-heating installations.TK 23, TK 24Steam trap with thermostatic pilot control using thermostatic capsules for the discharge of very large condensate flowrates with relatively continuous condensate formation.GK 111)Thermodynamic steam trap with stage nozzle for the discharge of very large condensate flowrates. With integral Vaposcope (sightglass) for optimum trap adjustment.1) DN 50 mm: GK 21STAiNLESS STEELPressure/Temperature Ratings *)Type PN? PMX Material Max. Pressure/Temperature Rating[bar] EN ASTM PMA / TMA PMA / TMAAK 45 40 P250GH1) A 1051) 28.4 bar / 250 °C 23.1 bar / 400 °CUBK 46 40 32 P250GH1) A 1051) 28.4 bar / 250 °C 23.1 bar / 400 °CSMK 22STAiNLESS STEEL10 6 1.4435 – 10 bar / 185 °C –SMK 22-51 10 6 1.4404 – 10 bar / 185 °C –MK 20 6 4,5 EN-JM 1030 – 4.5 bar / 250 °C, 3.6 bar / 300 °C,TK 23 16 1 – 10 EN-JL 1040 A 126 Cl.B2) 16 bar / 120 °C 9.6 bar / 300 °CTK 24 25 1 – 14 GP240GH A 216 Gr. WCB2) 22.6 bar / 120 °C 14.4 bar / 400 °CGK 11 163) 6 EN-JL 1040 A 126 Cl.B2) 16 bar3) / 120 °C 9.6 bar / 300 °C1) Material complies with EN and ASTM requirements.2) ASTM nearest equivalent grade is stated for guidance only. Physical and chemical properties comply with EN grade.3) GK 11, DN 150 mm = PN 10*) For more information see data sheet. SMK 22-51LLMK 20, DN 15, 20TK, DN 50, 65, 80, 100GK 11, DN 65, 80, 100, 150 GK 21, DN 50LLLSteam Trapsfor Special ApplicationsAvailable End Connections and Overall LengthsType ConnectionOverall length (L) in mmDN103/8"DN151/2"DN203/4"DN251"DN502"DN6521/2"DN803"DN1004"DN1506"AK 45 Flanged EN PN 40 – 150 150 160 – – – – –Flanged ASME 150 – 150 150 160 – – – – –Flanged ASME 300 – 150 150 160 – – – – –Screwed sockets – 95 95 95 – – – – –UBK 46 Flanged EN PN 40 – 150 150 160 – – – – –Flanged ASME 150 – 150 150 160 – – – – –Flanged ASME 300 – 150 150 160 – – – – –Screwed sockets – 95 95 95 – – – – –Socket-weld (SW) – 95 95 95 – – – – –SMK 22Butt-weld (BW) 83 83 83 83 – – – – –SMK 22-51Butt-weld (BW) 90 90 90 90 – – – – –MK 201) Male/female thread – 120 125 – – – – – –TK 23 Flanged EN PN 16 – – – – 230 290 310 350 –TK 24 Flanged EN PN 25 – – – – 230 290 310 350 –GK 112) Flanged EN PN 16 – – – – 320 420 420 620 9001) Straight-through or angle design (see representation) 2) DN 50 mm: GK 21STAiNLESS STEELSTAiNLESS STEELA1Steam Trapsfor Special Applications Capacity ChartsThe charts show the maximum hot condensate capacities. (Exception: AK 45 – cold water capacity.)AK 45 Cold Water capacityUBK 46Service pressure (bar) 1 2 4 8 12 16 20 26 32Opening temperature at factory setting (°C) 72 74 78 85 89 93 97 103 109Capacity at 10 K below 94 113 136 164 184 198 211 226 239 opening temperature (kg/h) Cold-condensate capacity 267 390 570 832 1039 1215 1373 1584 1774 at 20 °C (Start-up capacity) (kg/h)SMK 22, SMK 22-513 4 6 8 10 20 304060801002110020030040050060080010002000100080060050040030012?PMX[psi]QC [kg/h] QH QC [lb/h] 0.1 0.3 0.6 1 3 6 100.2 0.4 0.8 2 4 8[bar][kg/h] [lb/h] The chart shows the maximum capacities for hot and cold condensate.Curve 1This curve indicates the max. capacity of hot condensate that the steam trap with regulating membrane Steriline can discharge with virtually no banking-up.Curve 2This curve shows the max. capacity of cold condensate that the steam trap can discharge (20 °C at start-up). Capacity ChartsThe charts show the maximum hot condensate capacities.TK 23, TK 24MK 20 Steam Trapsfor Special ApplicationsFor differential pressures < 1 bar use capsule “OH2” (max. service pressure 5 bar).GK 11, GK 21