Thermodynamic Steam Trap DK

16• Discharge with virtually no banking-up• Robust, insensitive regulator• Installation in any position• Max. admissible back pressure 80 % of the upstream pressureFeatures of the DK seriesApplicationTypeDK 45 Rhombusline body with enclosed, weather-resistant regulator for discharging steam lines and tracing systems without banking-up of condensateDK 47-L Compact steam trapDK 57-L for small condensate flowrates for discharging steam lines and tracing systems without banking-up of condensateDK 47-H Compact steam trapDK 57-H for large condensate flowrates for discharging steam lines and tracing systems without banking-up of condensateDK 47DK 57Thermodynamic Steam Traps DKPN 40, PN 63/Class 600Available End Connections and Overall LengthType ConnectionsOverall length (L) in mmDN 103/8"DN 151/2"DN 203/4"DN 251"DK 45 Flanged EN PN 40 – 150 150 160Flanged ASME 1501) – 150 150 160Flanged ASME 3001) – 150 150 160Screwed sockets – 95 95 95Socket-weld (SW) – 95 95 95Butt-weld (BW) – 200 200 200DK 47-L Screwed sockets 78 78 90 95DK 47-H Screwed sockets – 78 90 95DK 57-L Screwed sockets 55 65 80 –DK 57-H Screwed sockets – 70 80 901) DK 45 with flanged ASME: Overall length 172 mm on request.LLLPressure/Temperature RatingsType PN / Class ?PMX Material Pressure/Temp. Rating1) [bar]EN ASTM PMA [bar]TMA [°C]p/T [bar/°C]DK 45 PN 40 32 1.0460 A105 40.0 450 27.6 / 300 13.1 / 450DK 47 PN 63 / Class 600 42 1.40272) A743-CA40 63.0 400 50.0 / 300 42.0 / 400DK 57 PN 63 / Class 600 42 1.40212) AISI420 63.0 400 50.0 / 300 42.0 / 4001) Limits for body/cover. Functional requirements may restrict the use to below the limits quoted. For full details on limiting conditions depending on end connection and type of regulator see data sheet. 2) ASTM nearest equivalent is stated for guidance. Physical and chemical properties comply with EN.DK 4517A1Thermodynamic Steam Traps DKPN 40, PN 63/Class 600 Capacity ChartsThe charts show the maximum hot condensate capacities.DK 47 DK 57CapacityDifferential pressureCapacityDifferential pressure[psi]20 30 40 50 60 80100 200 300 420[bar]1 10 20 322 3 4 86?PMXCapacityDurchsatz 20015010002000600300400500800[lb/h]200100801000600300400500800[kg/h]DK 45CapacityDifferential pressure1" H¾" H½" H³/8" - 1" L¾" H½" H1" H³/8", ½", ¾" L