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Operating guide |MPE 70

21

180R9426 | AQ367027814446en-000801 | IOM MPE 70 | 08.2022

9.4 Recommended service intervals for

MPE 70

The water quality is impacting the wear and

should therefore be taken into account. For

more information please contact Danfoss

High Pressure Pumps.

Se below table.

For detailed information see parts list for

MPE 70 in appendix 11.4.

9.5 Recommended service for electric

motor

Danfoss recommends to use the manufac-

tures recommendations for electric motor

service and maintenance, see appendix 11.5.

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Summary of Contents for MPE 70

Page 1: ...Operating guide Energy Recovery Device MPE 70 Installation Operation and Maintenance Manual hpp danfoss com...

Page 2: ...by low pressure isolation 8 4 Arrival inspection handling and storage 9 4 1 Arrival inspection 9 4 2 Return to the supplier 9 4 3 Transport and Handling 9 4 4 Storage 10 5 Technical data and design d...

Page 3: ...ing start up and shutdown 19 8 1 Safety regulations 19 8 2 Support 19 8 3 Commissioning 19 9 Service Maintenance 20 9 1 Safety regulations 20 9 2 Support 20 9 3 Maintenance schedule 20 9 4 Recommended...

Page 4: ...greed All rights reserved Contents provided herein must neither be distributed copied reproduced edited or processed for any other purpose nor otherwise translated or published without Danfoss express...

Page 5: ...hat these instructions are always readily available to all personnel concerned 2 2 Target group This manual is intended for use by personnel with qualified training and experience in the operation and...

Page 6: ...ease contact Danfoss Document name Content Service guide MPE 70 Disassembling and assembling Description of how to disassemble and as semble the MPE 70 Guide line P and ID review sheet Detailed descri...

Page 7: ...e MPE 70 and well supported Improper installation will or could result in personal injury and or damage to the MPE 70 Proper installation and care of shutdown devices and over pressure protection equi...

Page 8: ...ief valves should be used or procedures should be implemented to safeguard the HP lines and instrumentations in the RO system The system designer is responsible to design the equipment according to th...

Page 9: ...PE 70 with clean water Drain the MPE 70 and plug the port connections with a cap cover Pack the MPE 70 into a suitable container and make sure that it is suitably fastened to the container 4 3 Transpo...

Page 10: ...DOWFROST from DOW Chemical Company or Chillsafe mono propylene glycol from Arco Chemical Company For further information on anti freeze me dia please contact Danfoss High Pressure Pumps The MPE 70 is...

Page 11: ...l noise may affect the noise level from the MPE 70 system The sound level is therefor only given for the MPE 70 in cluding the MPE 70 motor The Sound pres sure level can be found in data sheet MPE 70...

Page 12: ...a standardised mechanical seal 5 4 Temperature and corrosion The chart below illustrates the corrosive resistance of different types of stainless steel related to NaCl concentration and temperature De...

Page 13: ...ecth showing the principle of MPE pressure exchange The MPE 70 rotor is rotated by an electric motor The rotor spins between two end covers Pressure energy is transferred directly from the high pressu...

Page 14: ...essure indicator 6 Safety valve 7 Plug valve 8 Venting valve 9 Plug valve 10 Pressure indicator 11 MPE 70 12 Flowmeter 13 Fresh water permeate flush 14 Pressure indicator 15 Controll valve 16 Membrane...

Page 15: ...pumps will be started first fol lowed by the MPE 70 and then the high pressure pumps always in that order The control valve Pos 15 will open slowly Control loop no 2 is activated to reach the setpoint...

Page 16: ...e specification given in the data sheet appendix 11 1 to assure optimum service life A true graded density melt blown depth filter cartridge is recom mended Poor pre filtration of the feed water will...

Page 17: ...s offers rail and bracket solu tion Danfoss offers rail and bracket solution for vertical installation The rail should be mounted on a steel frame The base frame itself must be aligned to avoid bendin...

Page 18: ...shaft on the electric motor Ignorance will or could result in personal injury Running the MPE 70 in the wrong direction for more than a few minutes can cause un intended wear on the MPE 70 If the ele...

Page 19: ...urer s location Rated quotes are offered upon request 8 3 Commissioning Before starting up the MPE 70 and the high pressure pump make sure the following requirements are met Slowly raise the pressure...

Page 20: ...n the bolts to specified torque if necessary 2 Visually inspect all pipe con nections couplings for external leakage 3 Re check bolts in all pipe con nections couplings and tighten the bolts to specif...

Page 21: ...wear and should therefore be taken into account For more information please contact Danfoss High Pressure Pumps Se below table For detailed information see parts list for MPE 70 in appendix 11 4 9 5 R...

Page 22: ...art torque Ramp up settings in the VFD are not correct VFD is tilting Set ramp up parameters correct Torque on MPE 70 is too high during operation Debris in the MPE 70 Clean the system Wear in the MPE...

Page 23: ...Appendices Energy Recovery Device MPE 70 Installation Operation and Maintenance Manual hpp danfoss com...

Page 24: ...endices 11 Appendices 23 11 1 Data sheet MPE 70 AI358154451639en 000401 25 11 2 Instruction AN362429033229en 000201 39 11 3 Design guide Pipe connections 180R9367 51 11 4 MPE 70 part list AX3618397520...

Page 25: ...Data sheet Energy Recovery Device MPE 70 hpp danfoss com...

Page 26: ...5 1 MPE flow curves 30 5 2 Mixing curve 31 6 Temperature and corrosion 32 6 1 Operation 32 7 Installation 32 7 1 Operation and mounting 32 7 2 Mounting MPE to motor 33 7 3 Connection to system 33 7 4...

Page 27: ...70 design ensures lubrication of all moving parts by the fluid itself All parts included in the MPE 70 are designed to provide long service life with a constant high effi ciency and minimum service re...

Page 28: ...ut barg 0 74 0 74 psig 10 73 10 73 Max static test pressure HP in and HP out barg 108 108 psig 1566 1566 Max static test pressure LP in and LP out barg 13 13 psig 189 189 Speed Min speed rpm 625 625 M...

Page 29: ...ure it can provide the start current required 6 Efficiency measured at 70 m3 h balanced flow 60 bar g on HP out Power consumption of Motor and Variable Frequency Drive included 7 Dependent on NaCI con...

Page 30: ...red flow For detailed overview please use the MPE selection tool The MPE 70 is delivered with a 3 1 performance certificate according to EN10204 5 Performance curves 5 1 MPE flow curves 198 218 238 25...

Page 31: ...E 70 08 2022 5 2 Mixing curve 0 0 2 0 4 0 6 0 8 0 10 0 12 0 14 0 10 5 0 5 10 Volumetric mixing Flush ratio larger than 0 means overflush Volumetric mixing versus flushing The curve below shows the mix...

Page 32: ...h fresh water at operation stop in order to minimize the risk of crevice corrosion 6 Temperature and corrosion 7 Installation The MPE 70 is build for vertical installation The MPE 70 is connected to t...

Page 33: ...U Flow design and Z flow design MPE 70 MPE 70 MPE 70 Z Flow MPE 70 MPE 70 MPE 70 U Flow 7 6 Noise High quality water extends the service life of the whole system Water to the MPE 70 must be filtered t...

Page 34: ...lock function or an automatic controlled valve G Variable speed and overload protection Install a VFD to control the speed of the MPE 70 The speed is defined by HP flow given by the flowmeter 29 H Mem...

Page 35: ...hat will exceed mechanical strength of the membrane housing pipes and other accessories When using Danfoss APP pumps with Danfoss VCM check valves it is recom mended to place a pressure relief valve o...

Page 36: ...Data sheet MPE 70 Energy recovery device 36 180R9426 AQ367027814446en 000801 IOM MPE 70 08 2022 8 1 MPE 70 without electric motor 8 Dimensions and connections...

Page 37: ...Data sheet MPE 70 Energy recovery device 37 180R9426 AQ367027814446en 000801 IOM MPE 70 08 2022 8 2 MPE 70 with IE3 motor 2 2 kW on base frame vertical front mounted...

Page 38: ...6651348409en 000501 38 9 Accessories Description Type Code no MPE 70 coupling kit 180Z4110 MPE 70 coupling 180Z4106 Bracket for 1 MPE 70 180Z4107 2 m rail without bracket 180Z4108 Electrical motor IEC...

Page 39: ...ro solutions com Instruction APP pump instruction APP 0 6 1 0 APP 1 5 2 5 and APP 3 0 3 5 Instruction Energy recovery device MPE 70 Installation instructions hpp danfoss com...

Page 40: ...n 43 4 Assembling MPE 70 to electric motor 44 4 1 Installing support feet 44 4 2 Bell housing and coupling 44 4 3 Installing coupling and bell housing 45 5 Orientation 46 6 Danfoss bracket and rail sy...

Page 41: ...1 mm Screwdriver small Nylon Hammer Wrench 10 mm Wrench 30mm Hex socket 6 mm 3 8 Hex Socket 10 mm 3 8 Hex Socket 30 mm Socket 17mm 3 8 Allen key 2 5mm Allen hex head 5mm 3 8 Allen hex head 8mm 3 8 2 x...

Page 42: ...uipment Be aware of indi viduals located in the operation area while lifting the component The weight of the MPE 70 including electric mo tor can be found in the datasheet Use suitable lifting devices...

Page 43: ...on a wooden board Keep plastic caps on until MPE 70 is installed to the base frame 3 2 Lifting unit into vertical position Use jacking beam not supplied by Danfoss and two slings connected to the two...

Page 44: ...led on the rail the MPE 70 is positioned vertically by installing the four support feet from the tool set Tighten the bolts with 30 Nm 4 2 Bell housing and coupling The MPE 70 is connected to the elec...

Page 45: ...shaft 5 Measure from motor flange to the top of the coupling That measurement B shall be 3 5 mm 0 12 0 2 inch shorter the measurement A If alternative mounting is required please con tact Danfoss for...

Page 46: ...ss recommends M12 bolts A4 80 Bolt tightening torque acc to recommendation from the bolt supplier Make sure that the bolts are properly locked and will stay locked over time 6 Danfoss bracket and rail...

Page 47: ...commends a minimum distance of 400 mm between the MPE s 6 2 Bracket The bracket supplied by Danfoss consists of 1 Main bracket 2 Bottom piece loosely mounted to the bracket 3 8 x M10 bolts in plastic...

Page 48: ...7 Flexible Coupling Spool pieces must be manufactured according to the Victaulic OGS cut groove specifications or similar To allow for inaccuracies in the manifolds and to ensure an easy installation...

Page 49: ...the rail Allow for some play Hand tighten the screws on the bottom bracket to allow for adjust ment during alignment 8 1 Installing the MPE 70 on the rail The rail and MPE 70 must be aligned with the...

Page 50: ...anic corrosion MPE 70 skid should be properly grounded All parts in the system must be electrical potential equalized to a single reference point grounding point It is recommended that the electrical...

Page 51: ...it is preferred to use flexible hoses or a minimum of 2 flexible couplings combined on the same pipe When using hard piping it is important to allow a gap between each individual Victaulic connection...

Page 52: ...at the same joint 3 End Loads are total from all internal and external loads based on duplex stainless steel pipe Pipe support Flexible coupling Styles 77 and others standard grooved type couplings al...

Page 53: ...Parts list Energy recovery device MPE 70 hpp danfoss com...

Page 54: ...00801 IOM MPE 70 Table of Contents 1 General The parts list provides an overview of the content of the various service kits for the MPE 70 as well as exploded view of the MPE 70 Table of Contents 1 Ge...

Page 55: ...I 316 X 121 1 3 VIC Connector HP IN Super Dubles 122 4 Screw M8 x 20 CS RS A4 80 AISI 316 X 123 1 3 Vic connector LP Out Super Dublex 124 2 Lifting eye M12 AISI 316 125 3 O ring 11 0X2 0 NBR X 126 3 B...

Page 56: ...Parts list MPE 70 56 Danfoss DCS im 2022 08 180R9426 AQ367027814446en 000801 IOM MPE 70 3 Exploded view MPE 70...

Page 57: ...8 length 250 mm X 2 Screwdriver 5 5 x 1 mm X 1 Screwdriver small X 1 Nylon Hammer X 1 Wrench 10 mm X 1 Wrench 30 mm X 1 Hex socket 6 mm 3 8 X 1 Hex socket 10 mm 3 8 X 1 Hex socket 30 mm X 1 Socket 17...

Page 58: ...Danfoss DCS im 2022 08 AX367028596447en 000301 58...

Page 59: ...M a n u a l Electric Motors Motor Manual hoyermotors com...

Page 60: ...hat 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 tools never h...

Page 61: ...lues 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 drive will req...

Page 62: ...62 180R9426 AQ367027814446en 000801 IOM MPE 70 08 2022 Connection diagram Anschlu diagram Anslutningdiagramm Forbindelsesdiagram Aansluitdiagram Connection Conexi n Collegamento Schemat polacsen...

Page 63: ...63 180R9426 AQ367027814446en 000801 IOM MPE 70 08 2022...

Page 64: ...d hoist hook into eyebolt underneath For vertical mounted motors the use of a spreader beam is recommended for maintaining the lifting element chain or rope in vertical position and thus preventing da...

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