Danfoss S19 User Manual Download

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User Guide

Plate Type Heat Exchangers, Single plate & Semi-welded

Installation, Commissioning and Maintenance

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Summary of Contents for S19

Page 1: ...www PHE danfoss com User Guide Plate Type Heat Exchangers Single plate Semi welded Installation Commissioning and Maintenance...

Page 2: ...port and lifting 9 Piping system 10 Filtration 10 Installing the pipe connections 10 Commissioning 11 Start up process 11 Shut down 12 Shut down for a short period 12 Shut down for a long period 12 Ma...

Page 3: ...and stated on the nameplate The following must always be observed when installing or servicing plate heat exchangers Comply with national local safety regulations Ensure that the heat exchanger is unp...

Page 4: ...pressure Total internal volume Fluids per side Max pressure drop Assembly A measure max Min max working temp 1727 MADE IN DENMARK Plate heat exchanger type S19 IRF76804 12 2018 Serial No Marking Month...

Page 5: ...Side Fluid Ammonia Ethylene glycol 25 00 Liquid viscosity mPa s 0 1855 3 6207 Liquid density kg m3 649 1 1039 1 Liquid heat capacity kJ kg K 4 575 3 755 Liquid thermal conductivity W m K 0 583 0 451 V...

Page 6: ...k consists of single plates fitted with a flow gasket on each plate to seal the plate pack The number of plates size and dimension depend on the thermal output required The number of plates determines...

Page 7: ...by the gasket configuration the plate code index and the plate geometry e g thermal short or thermal long geometry Fig 5 Single plates Left and Right plates and flow Fig 6 Semi welded plates cassette...

Page 8: ...exchanger with a screen plate to prevent the risk of human exposure to the surface and fluids If storing the plate heat exchanger for a longer period of time i e more than one month 30 days the follo...

Page 9: ...tightening elements from the pallet Place straps around opposite bolts on each side of the column 1 Lift the unit vertically from the pallet 2 Remove the pallet securely 3 Slowly lower the heat exchan...

Page 10: ...iping system make earthing to the piping opposite of the plate heat exchanger Never use the heat exchanger for earthing as plates and gaskets might be severely damaged When fitting threaded pipe to th...

Page 11: ...he outlet for pressure equalization and subsequently gradually open the inlet to the heat exchanger Activate the refrigerant system following normal procedure If a high pressure difference is present...

Page 12: ...commend that fluid is circulated in the plate heat exchanger for no less than 30 minutes Rinsing After using any type of cleaning agent always rinse the plate heat exchanger thoroughly with fresh wate...

Page 13: ...ubricant Shut down the heat exchanger as described in section Shut down Make sure the heat exchanger cools down 40 C 104 F The liquid side must be drained and the refrigerant side must be properly eva...

Page 14: ...gents may be used Cassettes are only cleanable on the brine side and all precautions must be taken to avoid any water or cleaning agent entering the welded cassettes Consult a cleaning specialist for...

Page 15: ...eanable When ordering new plates cassettes all data from the nameplate is required New plates cassettes are supplied with complete gaskets ready for immediate installation Gasket replacement Glue free...

Page 16: ...tie bolts and grease the threads Install the long tie bolts and tighten evenly in the numbered order 1 2 3 4 fig 14 until a resistance can be noticed i e the follower shall have a parallel closing mo...

Page 17: ...CIP and manual cleaning PHE audit Replace ring and main body gaskets Leak detection refrigerant CIP and manual cleaning 6 7 PHE audit Leak detection refrigerant CIP cleaning PHE audit Leak detection r...

Page 18: ...nded to have the installation and maintenance carried out by properly trained personnel Troubleshooting Problem Possible cause Possible solution Leakage Connection sealing damaged Check the rubber lin...

Page 19: ...co current flow instead of counter current Check direction of pump flows Air trap has developed in the plate package or piping work Ordering parts When ordering spare parts it is important to provide...

Page 20: ...t notice This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary eady agreed All trademarks in this material are propert...

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