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18 | 180R9383 | AQ121686503103en-000803

Data sheet

Product type

Table of Contents

Data sheet PAHT G 2-308 / ATEX PAHT G pumps (AI106586503089en-000801) . . . . . . . . . . .19

Pump instruction PAHT G 20-32 and PAHT G 50-90 (AN189786502961en-000201) . . . . . . . .43

Electric motor manual (180R9230) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53

Parts list PAHT G (AX319828953697en-000601) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59

Trouble shooting guide for PAH, PAHT, PAHT G, PAHT 674 and PAH F pumps . . . . . . . . . . . . .69

Right and wrong - Trouble shooting guide for water hydraulic systems (180R9042). . . . . . .81

Summary of Contents for PAHT G

Page 1: ...Danfoss 2023 03 180R9383 AQ121686503103en 000803 1 Operation guide PAHT G pumps PAHT G 2 3 2 4 6 3 10 and 12 5 Operation Installation and Maintenance Manual hpp danfoss com...

Page 2: ...rtation handling lifting and storage 8 4 1 Arrival inspection 8 4 2 Warning 8 4 3 General safety information 8 4 4 Transport and handling 8 4 5 Return to supplier 9 4 6 Storage 9 5 Installation and co...

Page 3: ...14 8 Troubleshooting and scrapping criteria 15 8 1 General safety information 15 8 2 Operational conditions which can cause pump failures 15 8 3 Mechanical failure 15 8 4 Electrical failure 15 8 5 Res...

Page 4: ...HT G 4 0 Ex 180B6130 Serial no XXXXXX02 XXX XXXXXX02 XXX PAHT G 6 3 Code no 180B1006 PAHT G 6 3 Ex 180B6129 Serial no XXXXXX02 XXX XXXXXX02 XXX PAHT G 10 Code no 180B1007 PAHT G 10 Ex 180B6132 Serial...

Page 5: ...p must always be installed and used in accordance with existing national local sanitary safety regulations and laws It is the responsibility of the safety officer or the chief operator to assure compl...

Page 6: ...an electric motor the motor must always be supplied with adequate cooling ventilation When using an electric motor together with a VFD Variable Frequency Drive the motor must be designed for operation...

Page 7: ...available around the pump in order to ensure easy access Sufficient space means at least 1 meter 40 inches around the pump When working with high pressures it is important to have the right space avai...

Page 8: ...iping equipment and internal parts of the pump 4 Arrival inspection transportation handling lifting and storage 4 1 Arrival inspection The pump is packed in a cardboard or wood box with plugs in the p...

Page 9: ...esult in personal injury and or damage to the pump unit see appendix 2 Instruction 4 5 Return to supplier Please see maintenance chapter 7 4 6 Storage Each pump is tested before shipment and will ther...

Page 10: ...can be damaged In worst case the pump can be damaged beyond repair 5 3 Fluid temperature Before start up the fluid and pump housing temperature must be within the specified temperature range listed in...

Page 11: ...ck coupling distance air gab movement of the spider 3 5 mm CP12 Check correct connections on the pump in outlet CP13 Check piping for possible air gaps 5 7 Lifting and positioning Lift the pump unit o...

Page 12: ...igh pressure pump by description in 5 15 Start high pressure pump for 2 minutes to make sure all air is out of the system Adjust pressure relief valve to working pressure Check all fittings for leakag...

Page 13: ...opped for inspection as recommended it can lead to damage of the pump or break down See also service and warranty section in appendix 1 Data sheet and appendix 2 Instruction Danfoss offers service of...

Page 14: ...ing Instruction available at www danfoss high pressurepumps com Clean all the parts and surfaces with a fluid compatible with the materials found in the pump Wipe the parts clean and dry with a lint f...

Page 15: ...into the electric motor it can cause electric shock fire short of circuit or even death When mounting the pump vertically always mount the motor above the pump to avoid water leaking into the electric...

Page 16: ...16 180R9383 AQ121686503103en 000803 Danfoss 2023 03 Data sheet Product type...

Page 17: ...180R9383 AQ121686503103en 000803 17 Danfoss 2023 03 Data sheet Product type Operation guide Appendices PAHT G 2 12 5 Installation Operation and Maintenance Manual hpp danfoss com...

Page 18: ...I106586503089en 000801 19 2 Pump instruction PAHT G 20 32 and PAHT G 50 90 AN189786502961en 000201 43 3 Electric motor manual 180R9230 53 4 Parts list PAHT G AX319828953697en 000601 59 5 Trouble shoot...

Page 19: ...Danfoss 2023 03 180R9383 AQ121686503103en 000803 1 Data sheet PAHT G pumps PAHT G 2 0 PAHT G 308 ATEX PAHT G 2 0 PAHT G 308 hpp danfoss com...

Page 20: ...e Danfoss range of PAHT G high pressure pumps is specifically designed for use with technical water such as Ultra pure water that has undergone multiple reverse osmosis processes De ionized water Demi...

Page 21: ...osted inlet pressure and water supply from a tank No need for cooling circuits due to very high mechanical efficiency Certified quality ISO 9001 ISO 14001 ATEX available API available on request Below...

Page 22: ...1000 1000 1000 1000 Max speed rpm 3000 3000 3000 3000 2400 2400 Typical flow Flow curves available in section 5 1000 rpm at max pressure l min 0 7 2 0 3 0 5 5 7 6 10 2 1500 rpm at max pressure l min 1...

Page 23: ...2400 2400 Typical flow Flow curves available in section 5 1000 rpm at max pressure l min 16 9 20 6 28 0 1500 rpm at max pressure l min 27 0 33 2 44 2 1200 rpm at max pressure gpm 5 4 6 7 9 0 1800 rpm...

Page 24: ...0 1000 1000 Max speed rpm 1800 1800 1800 1800 1800 Typical flow Flow curves available in section 5 1000 rpm at max pressure l min 43 7 50 5 57 7 68 3 77 6 1500 rpm at max pressure l min 68 7 82 1 92 9...

Page 25: ...rpm 1250 1250 Typical flow Flow curves available in section 5 450 rpm at max pressure l min 89 6 107 8 1250 rpm at max pressure l min 294 4 354 2 450 rpm at max pressure gpm 23 3 28 0 1250 rpm at max...

Page 26: ...typical flow curves at max pressure 20 18 16 14 12 10 8 6 4 2 0 rpm PAHT 2 0 PAHT 3 2 PAHT 4 0 PAHT 6 3 l min 1 0 0 0 1 2 5 0 1 5 0 0 1 7 5 0 2 0 0 0 2 5 0 0 2 2 5 0 2 7 5 0 3 0 0 0 5 0 4 5 4 0 3 5 3...

Page 27: ...0 1 4 0 0 1 6 5 0 1 8 0 0 2 2 0 0 2 0 0 0 2 4 0 0 rpm 1 0 0 0 1 2 0 0 1 4 0 0 1 6 5 0 1 8 0 0 2 2 0 0 2 0 0 0 2 4 0 0 8 7 6 5 4 3 2 1 0 30 25 20 15 10 5 rpm PAHT 10 0 PAHT 12 5 PAHT 10 0 PAHT 12 5 l m...

Page 28: ...pm 7 0 0 9 5 0 1 2 0 0 1 4 5 0 1 9 5 0 1 7 0 0 2 2 0 0 2 4 0 0 0 rpm 7 0 0 9 5 0 1 2 0 0 1 4 5 0 1 9 5 0 1 7 0 0 2 2 0 0 2 4 0 0 80 70 60 50 40 30 20 10 0 rpm PAHT 20 PAHT 25 PAHT 32 PAHT 20 PAHT 25 P...

Page 29: ...T 63 PAHT 70 PAHT 90 PAHT 80 PAHT 50 PAHT 63 PAHT 70 PAHT 90 1 2 0 0 9 5 0 1 4 5 0 1 7 0 0 1 8 0 0 7 0 0 rpm 160 140 120 100 80 60 40 20 0 0 5 10 15 20 25 30 35 40 45 l min gpm 1 2 0 0 9 5 0 1 4 5 0 1...

Page 30: ...0 5 0 1 1 5 0 1 2 5 0 9 5 0 4 5 0 rpm PAHT 256 PAHT 308 PAHT 256 PAHT 308 5 5 0 6 5 0 7 5 0 8 5 0 1 0 5 0 1 1 5 0 1 2 5 0 9 5 0 4 5 0 rpm 400 350 300 250 200 150 100 50 0 30 20 10 0 l min 100 90 80 70...

Page 31: ...e pump at the desired flow The required torque is calculated as follows V x p M 62 8 x To determine the correct motor size both the power and torque requirement must be verified The mechanical efficie...

Page 32: ...00 particles that enter such filters 50 000 particles pass right through them compare this to precision depth filters that are 99 98 efficient and only allow 20 of the same 100 000 particles to pass t...

Page 33: ...filter and the pump on either side of the monitoring pressure switch Set the temperature value accord ing to technical data item 4 The monitor ing temperature switch stops the pump if inlet temperatu...

Page 34: ...ical data item 4 The monitoring temperature stops the pump if inlet temperature is higher than the set value E Hoses Always use flexible hoses 6 to minimize vibrations and noise F Inlet pressure In or...

Page 35: ...180R9383 AQ121686503103en 000803 35 Danfoss 2023 03 Data sheet Product type 8 Dimensions and connections 8 1 PAHT G 2 6 3 Data sheet...

Page 36: ...36 180R9383 AQ121686503103en 000803 Danfoss 2023 03 Data sheet Product type 8 2 PAHT G 10 12 5 Data sheet...

Page 37: ...180R9383 AQ121686503103en 000803 37 Danfoss 2023 03 Data sheet Product type 8 3 PAHT G 20 32 Data sheet...

Page 38: ...38 180R9383 AQ121686503103en 000803 Danfoss 2023 03 Data sheet Product type 8 4 PAHT G 50 90 Data sheet...

Page 39: ...180R9383 AQ121686503103en 000803 39 Danfoss 2023 03 Data sheet Product type 8 5 PAHT G 256 308 Data sheet...

Page 40: ...operation are not followed In our experience poor filtration is the number one cause of pump damage Other factors that affect pump performance and lifetime include running the pump at speeds outside s...

Page 41: ...180R9383 AQ121686503103en 000803 41 Danfoss 2023 03 Data sheet Product type Data sheet...

Page 42: ...Danfoss DCS SGDPT SI 2023 03 42 180R9383 AQ121686503103en 000803 Data sheet Product type Data sheet AI106586503089en 000802...

Page 43: ...Danfoss 2023 03 180R9383 AQ121686503103en 000803 1 Instruction PAHT G pumps PAHT G 2 12 5 hpp danfoss com...

Page 44: ...ion of rotation 49 3 3 Orientation 49 3 4 Protection from too high pressures 50 3 5 Connections 50 4 Initial start up 51 5 Operation 51 5 1 Water quality 51 5 2 Temperature 51 5 3 Pressure 51 5 4 Dry...

Page 45: ...tem 4 The monitoring temperature stops the pump if inlet temperature is higher than the set value E Hoses Always use flexible hoses 6 to minimize vibrations and noise F Inlet pressure In order to elim...

Page 46: ...ter and the pump on either side of the monitoring pressure switch Set the temperature value accord ing to technical data item 4 The monitor ing temperature switch stops the pump if inlet temperature i...

Page 47: ...ld be monitored Please contact the Danfoss Sales Organiza tion for further filter details Water tank Must be made of corrosion proof material such as stainless steel or plastic and must be sealed to p...

Page 48: ...o continuously monitor the following conditions Water level in the tank Filter contamination Pressure inlet and outlet side of the pump If alternative mounting is desired please contact the Danfoss Sa...

Page 49: ...the valve must not result in peak pressures higher than 200 bar 2900 psi The valve outlet must not be connected directly to the pump suction line It shall be connected directly to the tank PAHT G 2 6...

Page 50: ...ssure side 5 4 Dry running When running the pump must always be connected to the water supply in order to avoid damage if it should run dry In systems with water tank it is recommended to build in a l...

Page 51: ...the following parts will have to be inspected Pistons Retainer plate ball and bearing Valve plate Port plate Sealings If there are any wear marks on the parts they need to be replaced If service insp...

Page 52: ...Danfoss DCS SGDPT SI 2023 03 52 180R9383 AQ121686503103en 000803 Data sheet Product type 180R9382 AN189786502961en 000201 Instruction...

Page 53: ...180R9383 AQ121686503103en 000803 53 Danfoss 2023 03 Data sheet Product type M a n u a l Electric Motors Motor Manual hoyermotors com M a n u a l Electric Motors Motor Manual hoyermotors com...

Page 54: ...o ensure that the mounting conditions do not cause resonance with the rotational frequency and the doubled supply frequency Only mount or remove drive components pulley coupling etc using suitable too...

Page 55: ...he above values The table values are based on an ambient temperature of 25 C The values must be halved for every 15K increase in bearing temperature Higher speed operations e g frequency converter dri...

Page 56: ...383 AQ121686503103en 000803 Danfoss 2023 03 Data sheet Product type Connection diagram Anschlu diagram Anslutningdiagramm Forbindelsesdiagram Aansluitdiagram Connection Conexi n Collegamento Schemat p...

Page 57: ...180R9383 AQ121686503103en 000803 57 Danfoss 2023 03 Data sheet Product type...

Page 58: ...rmany Landsberger Stra e 155 80687 M nchen T 49 89 700 88 235 F 49 89 543 56 333 germany hoyermotors com hoyermotors com Sweden Liljeholmsstranden 5 PO box 44017 SE 100 73 Stockholm T 46 8 446 877 13...

Page 59: ...Q121686503103en 000803 1 danfoss high pressurepumps com Parts list PAHT 2 308 pumps PAHT G 2 308 pumps Parts list PAHT G pumps PAHT G 2 3 2 6 3 PAHT G10 12 5 PAHT G 20 25 32 PAHT G 50 63 70 80 90 PAHT...

Page 60: ...Contents 1 General 61 2 Spare parts list for PAHT G 2 62 3 Exploded view for PAHT G 2 63 6 Spare parts list for PAHT G 3 2 6 3 64 7 Exploded view for PAHT G 3 2 6 3 65 8 Spare parts list for PAHT G 1...

Page 61: ...rvice sets as well as exploded views for both non ATEX and ATEX certified pumps ATEX certified pumps are indicated by Ex in the designation Non Atex ATEX PAHT G 2 PAHT G 2 Ex PAHT G 3 2 PAHT G 3 2 Ex...

Page 62: ...16 x 31 1 Swash plate AISI 431 x 32 1 Screw AISI 304 x 33 1 Washer AISI 304 x 34 1 Pin AISI 316 x 61 1 Cylinder barrel AISI 431 PEEK x 62 1 Spring AISI 304 x 65 1 Retainer plate 1 4301 x 66 5 Piston A...

Page 63: ...180R9383 AQ121686503103en 000803 63 Danfoss 2023 03 Data sheet Product type 3 Exploded view for PAHT G 2 Parts list...

Page 64: ...ew AISI 316 x 31 1 Swash plate AISI 431 x x x 32 1 Screw AISI 304 x x x 33 1 Washer AISI 304 x x x 34 1 Pin AISI 316 x x x 61 1 Cylinder barrel AISI 431 PEEK x 62 1 Spring AISI 304 x 63 1 Spring guide...

Page 65: ...180R9383 AQ121686503103en 000803 65 Danfoss 2023 03 Data sheet Product type 7 Exploded view for PAHT G 3 2 6 3 Parts list...

Page 66: ...ash plate AISI 431 X X 32 1 Screw AISI 304 X X 33 1 Washer AISI 304 X X 34 1 Pin AISI 316 X X 61 1 Cylinder barrel AISI 431 PEEK X 62 1 Spring AISI 316Ti X 63 1 Spring guide PEEK X 64 1 Retainer ball...

Page 67: ...180R9383 AQ121686503103en 000803 67 Danfoss 2023 03 Data sheet Product type 9 Exploded view for PAHT G 10 12 5 Parts list...

Page 68: ...key 6 mm x Adjustable pin wrench x Combination wrench 10 mm x Combination wrench 13 mm x Nut M8 x 6 5 x 13 x Guide bolt M8 x 140 x Shaft seal extractor 45 x Press bush 45 x Eye bolt M8 x Press bush fo...

Page 69: ...Danfoss 2023 03 180R9383 AQ121686503103en 000803 1 Guide line PAH PAHT PAHT C PAHT G PAHT 674 PAH F pumps Trouble shooting guide hpp danfoss com...

Page 70: ...tents Contents Trouble shooting fish bone chart 71 1 No flow no pressure 72 2 Reduced flow reduced pressure 73 3 High torque on electric motor 74 4 Noise from pump 75 5 Noise from installation 76 6 Ty...

Page 71: ...Wear in pump internal leakage 2 1 7 Type of fluid 2 1 8 High fluid temperature 4 1 Air in fluid 4 2 Bleeding conditions of pump 4 3 Min max nominal inlet pressure 4 4 Pump reversing 4 5 High rotation...

Page 72: ...e monitor switches are working correctly 1 3 7 Disconnect pump from electric motor and check that the motor is capable of running with no load If motor type relay or the electrical fuse is blown check...

Page 73: ...The filters can be bypassed even if they are correctly mounted Some filters can create channelling where particles can pass through the filter in tunnels String wounded filters are typically channelli...

Page 74: ...item 2 1 3 2 3 Systems with more than one electric motor installed Start motors simultaneously Pumps run in parallel with cascade start may switch off the motor relay due to too high torque caused by...

Page 75: ...flow item 1 2 Pump reversing WARNING The pump must not run without water for more than a few seconds If the pump takes in water from the high pressure outlet line it builds up pressure and will eventu...

Page 76: ...oo fast flow turbulence through the pipes and thus increase the noise level 5 3 Hose stiffness 5 3 1 Use a more flexible hose Too stiff hoses cannot dampen the small pressure pulsations from the pump...

Page 77: ...a polished surface Even small scratches will give a loss of flow Picture 3 A good way to identify a worn valve plate is to hold a straight knife edge over the valve plate When holding it up to the li...

Page 78: ...3 6 2 Port plate 6 3 Swash plate Picture 1 If the swash plate is polished 360 it is an indication of insufficient filtration The surface of the swash plate must be plane and even at same level all ove...

Page 79: ...180R9383 AQ121686503103en 000803 79 Danfoss 2023 03 Data sheet Product type Guideline...

Page 80: ...Danfoss DCS SGDPT SI 2023 03 80 180R9383 AQ121686503103en 000803 Data sheet Product type Guideline...

Page 81: ...Danfoss 2023 03 180R9383 AQ121686503103en 000803 1 Service guide Right and wrong Trouble shooting guide for water hydraulic systems hpp danfoss com...

Page 82: ...before the tank Placing the return filter upstream of the final load may damage the pump Pump location 4 Pump always to be placed below water surface level Pump location above water surface level will...

Page 83: ...ease 10 Correctly limited quantities of grease prevent seizing Too much grease may develop biofilm causing operational failures Water supply 13 Fill system with water before starting to ensure lubrica...

Page 84: ...p Power Packs PPH 4 6 3 10 and 12 5 are self bleeding 2 Start and bleed the system without pressure by opening the bypass valve 3 Add the cleaning agent to give 3 agent water solution 4 Run the system...

Page 85: ...Ie above 50 o Lower inlet temperature or provide better cooling Is the control light for low pump suction pressure on The filter is clogging Is the power supply ok Are control lights on Is the filter...

Page 86: ...hot Ie above 50 o Is the power supply ok Are control lights on Is the filter clogged Is the filter control light on Replace filter element Contact serviceman Stamp Fill water into the system Trace le...

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