Grundfos CH 12 Installation And Operating Instructions Manual Download Page 1 | Manualshive

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CH, CHN

GRUNDFOS

INSTRUCTIONS

Installation and operating instructions

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Summary of Contents for CH 12

Page 1: ...CH CHN GRUNDFOS INSTRUCTIONS Installation and operating instructions ...

Page 2: ... 31 Installatie en bedieningsinstructies 35 Monterings och driftsinstruktion 39 Asennus ja käyttöohjeet 43 Monterings og driftsinstruktion 47 Instrukcja montażu i eksploatacji 51 Руководство по монтажу и эксплуатации 57 Szerelési és üzemeltetési utasítás 63 Navodilo za montažo in obratovanje 68 Montažne i pogonske upute 73 Uputstvo za montažu i upotrebu 78 Instrucţiuni de instalare şi utilizare 83...

Page 3: ...ar 41 C to 90 C Up to 6 bar 1 2 4 Maximum inlet pressure The actual inlet pressure plus the pressure when the pump is operating against a closed valve should al ways be lower than the maximum operating pres sure 1 2 5 Minimum inlet pressure The table below applies to the maximum flow rates of the pumps and a barometric pressure of 760 mmHg The values stated are the minimum inlet pressures maximum ...

Page 4: ... the pump is not self prim ing The suction pipe is connected to the pump suction port S fig 3 Fig 3 When the suction pipe is longer than 10 metres or the suction lift is greater than 4 metres the diameter of the suction pipe must be larger than that of the pump suction port Every joint of the suction pipe must be completely tight If a hose is used as suction pipe it must be non col lapsible A stra...

Page 5: ... pump 2 Remove the priming plug P fig 4 3 Slowly open the suction valve and keep it open until a steady stream of liquid runs out the prim ing port 4 Close the valve replace the priming plug and tighten securely 5 Open the suction valve 6 Start the pump and slowly open the discharge valve until it is fully open Fig 4 Pumping from tanks and wells where the liquid level on the suction side is below ...

Page 6: ...not start a Supply failure b Control circuit has cut out or is defective c Motor is defective d Pump is blocked by impurities 2 Pump runs but gives no water a Pump is not filled with liquid b Suction or discharge pipe is blocked by impurities c Pump is blocked by impurities d Suction lift is too great e Leakage in suction pipe f Foot or non return valve is blocked 3 Pump runs at reduced capacity a...

Page 7: ...102 1 TM00 0694 4896 TM00 0695 4896 TM00 0696 4896 TM00 0697 4896 ...

Page 8: ... Rp 11 4 Rp 1 Rp 3 8 Rp 3 8 CH 4 50 164 153 190 155 90 Rp 11 4 Rp 1 Rp 3 8 Rp 3 8 CHN 4 50 164 153 190 155 90 Rp 11 4 Rp 1 Rp 3 8 Rp 3 8 CH 4 60 191 180 217 155 90 Rp 11 4 Rp 1 Rp 3 8 Rp 3 8 CHN 4 60 191 180 217 155 90 Rp 11 4 Rp 1 Rp 3 8 Rp 3 8 CH 8 20 69 58 77 240 110 Rp 11 2 Rp 11 4 Rp 1 2 Rp 1 2 CH 8 25 99 88 107 240 110 Rp 11 2 Rp 11 4 Rp 1 2 Rp 1 2 CH 8 30 99 88 107 240 110 Rp 11 2 Rp 11 4 R...

Page 9: ...Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznesa centrs Augusta Deglava ielā 60 LV 1035 Rīga Tālr 371 714 9640 7 149 641 Fakss 371 914 9646 Lithuania GRUNDFOS Pumps UAB Smolensko g 6 LT 2600 Vilnius Tel 370 52 395 430 Fax 370 52 395 431 Macedonia MAKOTERM Dame Gruev Street 7 MK 91000 Skoplje Ph...

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Page 13: ...www grundfos com 430014 1005 157 Repl 430014 0205 Being responsible is our foundation Thinking ahead makes it possible Innovation is the essence ...

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