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8 | Performing maintenance

HYDAC FILTER SYSTEMS GMBH

56 / 84

BeWa OFU 3120755e en-us print

8 Performing maintenance

For a long, trouble-free service life of the product, regular
maintenance activities are required.

In this chapter, you will find the description of the required
maintenance activities and the qualifications of the staff
needed to carry out these tasks.

8.1 Maintenance table

Daily

Monthly

Annually

As required

Additional information

7.2

Observing the op-
tical clogging indi-
cator (optional)

1

7

Operation

1

8.3

Checking/clean-
ing the strainer

2

8.2

Changing the fil-
ter element

1

8.2

Changing the fil-
ter element

1

1 - Operating personnel; 2 - Specialist personnel – Mechanical

1

2

3

4

5

6

7

8

9

10

Содержание Filtromat

Страница 1: ...OFU Filtromat Operating and Maintenance Instructions English translation of original instructions Document No 3120755e Follow these instructions for proper and safe use Keep for future reference ...

Страница 2: ... mail filtersystems hydac com Homepage www hydac com Court of registration Saarbrücken HRB 17216 Executive directors Mathias Dieter Dipl Kfm Wolfgang Haering Documentation Representative The contact data of the person authorized with the documentation is Günter Harge c o HYDAC International GmbH Industriegebiet 66280 Sulzbach Saar Germany Telephone 49 6897 509 1511 Telefax 49 6897 509 1394 E mail ...

Страница 3: ...usion of liability warranty 12 1 5 Notes on copyright 13 2 Safety 14 2 1 Target group Required personnel qualification 14 2 2 Hazard symbols pictograms 18 2 3 Danger notifications 21 2 4 Observing regulatory information 22 2 5 Observing environmental precautions 22 2 6 Wear suitable clothing 23 2 7 Stoppage in an emergency EMERGENCY STOP 23 2 8 Fire fighting Extinguishing a fire 23 3 Technical spe...

Страница 4: ... hoses Accessories 51 6 7 Inserting the filter element 52 6 8 Commissioning 52 7 Operation 53 7 1 Activate the main switch 54 7 2 Observing the optical clogging indicator optional 55 8 Performing maintenance 56 8 1 Maintenance table 56 8 2 Changing the filter element 57 8 3 Checking cleaning the strainer 60 9 Decommissioning Disposal 62 9 1 Temporary shutdown 62 9 2 Final Decommissioning 62 9 3 Di...

Страница 5: ...H Table of Contents BeWa OFU 3120755e en us print v 10 3 3 Differential pressure gauge electric VM x C x 70 10 3 4 Differential pressure gauge electric VM x D x L xx 72 10 4 Contacting Customer Service 74 Glossary 77 Index 79 ...

Страница 6: ...his manual are meant for general illustration purposes Therefore representations and functional options can deviate from the delivered product We reserve the right to modifications to the contents of this manual without prior notice 1 1 Target group of the manual This manual was created for the following target group Target group Tasks Owner Keep this manual and the applicable doc uments at the in...

Страница 7: ...the following information on the title page of this manual Short name of the product Product name Operating and Maintenance Instructions Document no 12345678 English translation of original instructions Valid from from s no 1 5 2 4 3 Fig 1 Overview labeling of the title page 1 Short name of the product product name 2 Type of document 3 Language 4 Document no Index 5 Supplementary instructions rega...

Страница 8: ... absolutely required for carrying out a work activity on the product and are marked with a check mark and are in bold in the text An example for the representation of requirements ü he product is assembled and connected ü The product is switched off 1 Switch the product on 1 2 3 Representation of procedural instructions In the case of procedural instructions there are the two follow ing representa...

Страница 9: ...f intermediate results results In the case of some activities it is necessary to carry out work steps with intermediate results and end results Intermediate results are the consequence of activities they are marked with an indented arrow End results represent the end of an activity and are repre sented with a flag An example for a procedural instruction with intermediate re sult and final result 1...

Страница 10: ...n in this manual are highlighted with pictograms and signal words The pictogram and the signal word give you information of the risk level of the danger Warning General Safety Information which is placed ahead of each activity are represented as follows CAUTION Type and source of danger Hazard symbol Consequence of the danger Measures to avert danger 1 2 3 4 5 6 7 8 9 10 ...

Страница 11: ... avoided will result lethal or serious injury WARNING WARNING The signal word indicates a hazardous situation with a medium level of risk which if not avoided can result lethal or serious injury CAUTION CAUTION The signal word indicates a hazardous situation with a low level of risk which if not avoided can result in mi nor or moderate injury NOTICE NOTICE The signal word indicates a hazardous sit...

Страница 12: ...ed that mistakes could have crept in Therefore please under stand that in the absence of any provisions to the contrary hereinafter our warranty and liability for any legal reasons whatsoever are excluded in respect of the information in this manual In particular we shall not be liable for lost profit or other financial loss This exclusion of liability does not apply in cases of intent and gross n...

Страница 13: ...ights for this manual lies with the manufacturer No part of this manual may be reproduced in any form or pro cessed duplicated or distributed using electronic systems with out the written consent of the manufacturer Any infringements to the above shall be liable to damage compensation 1 2 3 4 5 6 7 8 9 10 ...

Страница 14: ...tallation commis sioning operation maintenance work and also troubleshooting on the product An owner is the person who operates the product himself her self for commercial or economic purposes or provides it to a third party for use application and bears the legal product re sponsibility to protect the user the personnel or the third party The obligations of the owner are To know and apply the app...

Страница 15: ...of 14 and must be without any physical impediments in regard to the in dustrial environment These instructions are intended for Activity Personnel Knowledge Transport storage Specialist personnel General Knowledge of trans port safety is re quired Installation Specialist personnel Mechanical Specialist personnel Electrical Safe handling use of tools Product specific knowledge is re quired Commissi...

Страница 16: ...handling the test liq uid is required Troubleshooting service decommissioning dismounting Specialist personnel Mechanical Specialist personnel Electrical Safe handling use of tools Product specific knowledge is re quired Disposal Specialist personnel General Knowledge of envi ronmentally friendly disposal of materi als and matter is re quired Knowledge of de contamination of contaminants is re qui...

Страница 17: ... Transport installation commissioning operation faultfinding trouble shooting maintenance disposal Specialist personnel Service Adminis tration Service personnel Administrator HY DAC Service Extensive experi ence of the product Tab 2 Target group Required personnel qualification 1 2 3 4 5 6 7 8 9 10 ...

Страница 18: ...all symbols pictograms intact and legible Warning signs used These marks can be found for all safety and warning instruc tions in this manual which indicate particular dangers to per sons property or the environment Danger point warning Dangerous electrical voltage warning Signs used for giving orders These symbols can be found for all safety and warning instruc tions in this manual which indicate...

Страница 19: ...roperty or the environment Hazardous to the environment Others symbols used These marks can be found for all safety and warning instruc tions in this manual which indicate a particular danger to per sons property or the environment Exposed electrical components Danger due to operating pressure Signs used for the required specialist personnel These symbols show the required training knowledge for i...

Страница 20: ... have specific specialist training and several years work experience They are able to assess and perform the work assigned to them they are also able to recognize potential dangers Specialist personnel Mechanic Such persons have specific specialist training and several years work experience They are able to assess and perform the work assigned to them they are also able to recognize potential dang...

Страница 21: ...t will be damaged u Ensure use of permissible operating media u Follow the permissible operating conditions Environmentally tip Siphoning effect Reservoir overflowing leaking oil spill u Remove the ends of the hoses from the reservoir after op eration or shut the shut off device in the suction line NOTICE High solid particle contamination in the fluid at the bottom of the tank The pump will be dam...

Страница 22: ...bserving regulatory information Observe the following regulatory information and directives Legal and local regulations for accident prevention Legal and local regulations for environmental protection and environmental requirements Country specific regulations organization specific regula tions Occupational safety rules 2 5 Observing environmental precautions Take all measures to protect the envir...

Страница 23: ...any other jewelry Wear a hair net if you have long hair Wear work safety shoes 2 7 Stoppage in an emergency EMERGENCY STOP Disconnect the product from all sources of energy in an emer gency Switch off the product at the main switch 2 8 Fire fighting Extinguishing a fire Use a powder extinguisher that corresponds to fire class B as per EN 2 to extinguish any fires to fight fires Fig 2 Fire protecti...

Страница 24: ...2 Safety HYDAC FILTER SYSTEMS GMBH 24 84 BeWa OFU 3120755e en us print Fig 3 Minimum distance for fire fighting 1 2 3 4 5 6 7 8 9 10 ...

Страница 25: ...HYDAC FILTER SYSTEMS GMBH Technical specifications 3 BeWa OFU 3120755e en us print 25 84 3 Technical specifications 1 2 3 4 5 6 7 8 9 10 ...

Страница 26: ...maintenance work NOTICE Impermissible operating conditions or operating media The filter unit will be damaged u Ensure use of permissible operating media u Follow the permissible operating conditions Personnel who work with the product must be aware of the dangers involved in handling it must be over the age of 14 and must be without any physical impediments in regard to the in dustrial environmen...

Страница 27: ...ue to unintended use Bodily injury Damage to property u Never operate the filter unit in potentially explosive atmos pheres u The filter unit is to be used only with the permissible oper ating media Improper use may result in hazards and or will damage the fil ter unit Examples of improper use Operation in potentially explosive atmospheres Operation under non approved operational conditions Modifi...

Страница 28: ...e contents of the package to make sure everything is present Following belongs to the scope of delivery Qty 1 OFU including the suction and pressure hose and the power supply cable with the power plug model according to the purchase order see the model code 1 Filter element according to the purchase order 1 Operation and Maintenance Instructions this doc ument 1 CE declaration of conformity Tab 3 ...

Страница 29: ...HYDAC FILTER SYSTEMS GMBH Technical specifications 3 BeWa OFU 3120755e en us print 29 84 Fig 4 Checking the scope of delivery 1 2 3 4 5 6 7 8 9 10 ...

Страница 30: ... 3 4 Dimensions Depending on the version the filter unit has different dimen sions You can find details regarding these in the following chapters 3 4 1 OFU Dimensions The OFU filter unit has the following dimensions Fig 5 Dimensions of the OFU All dimensions are in mm 1 2 3 4 5 6 7 8 9 10 ...

Страница 31: ...mineral oil based raffinates Permitted operating pres sure 10 bar Hydraulic connections 1 according to ISO 228 Sealing material NBR optionally FKM Pump type Gear pump Flow 100 l min Permissible viscosity range 15 1000 mm s Connection hoses Suction hose NW38 with lance Pressure hose NW25 with lance Length of the connection hoses 3 m Permissible pressure at suction port IN 0 4 0 6 bar Permissible fl...

Страница 32: ... 4 kW 500 600 V AC 4 kW Protection class IP54 Connector cable length 10 m Filter element size 1300 2600 Filter element type Betamicron AQUAMICRON Permissible differential pressure across the filter el ement 2 5 bar Empty weight 130 kg Emission sound pressure level LPA 70 db A Design service life The intended service life of the filter unit is not limited if the ser vice and maintenance intervals a...

Страница 33: ... C Permissible ambient tem perature range 10 40 C Permitted storage tempera ture range 10 40 C Permitted relative humidity during storage 95 non condensing Air conditions Clean salt free air not near oxi dizing substances rust film Storage duration unlimited Replace all the seals before commissioning after a storage duration of 2 years Power supply voltage 380 420 V AC 50 Hz 3 Ph 440 690 V AC 50 H...

Страница 34: ... differential pressure across the filter el ement 2 5 bar Empty weight 150 kg Emission sound pressure level LPA 70 db A Design service life The intended service life of the filter unit is not limited if the ser vice and maintenance intervals are complied with Tab 5 Technical data 1 2 3 4 5 6 7 8 9 10 ...

Страница 35: ...on the filter unit and the components Always mention the part no and the serial no when contacting HYDAC Fig 6 Decoding the type label Item Description 1 Name plate of filter unit 2 Name plate of electric motor 3 Filter unit model code Part no Part number S N Serial number year of manufacture Power Power consumption Voltage Grid Voltage power supply Frequency Frequency 1 2 3 4 5 6 7 8 9 10 ...

Страница 36: ...Description Current Current consumption Pressure max Operating pressure maximum Weight Empty weight Flow rate Flow rate Temp Oil Permissible oil temperature range Temp Amb Permitted ambient temperature range Volume Oil volume in the filter unit Tab 6 Decoding the type label 1 2 3 4 5 6 7 8 9 10 ...

Страница 37: ...p 1 100 l min 1450 rpm 3 kW 50 hz 2 100 l min 1450 rpm 4 kW 50 hz Filter material B Differential pressure gauge visual C Differential pressure gauge electrical D Differential pressure gauge visual electrical P NBR Perbunan X other voltage on request N 380 420 V AC 50 Hz 3 Ph N60 440 480 V AC 60 Hz 3 Ph S 500 600 V AC 50 60 Hz 3 Ph 2 1300 3 2600 B Optimicron ON A Aquamicron BN AM AM Filtration rati...

Страница 38: ... print 3 8 Requirements of the workplace working environment Requirements of the workplace as well as the working environ ment can be found in the chapter Technical data under Permitted ambient temperature range Protection class according to DIN EN 60529 IEC 529 1 2 3 4 5 6 7 8 9 10 ...

Страница 39: ...EMS GMBH Device description 4 BeWa OFU 3120755e en us print 39 84 4 Device description The filter unit has the following components operating ele ments Fig 8 Components operating elements of the OFU 1 2 3 4 5 6 7 8 9 10 ...

Страница 40: ...lter housing 21 Dynamic pressure gauge 22 Filter housing air vent BLEED 30 Motor pump assembly 40 Differential pressure indicator DPI 80 Suction hose with lance and suction strainer IN 85 Filter housing drain DRAIN 90 Pressure hose with lance OUT 100 Main switch with motor protection switch 120 Protective screen 1 2 3 4 5 6 7 8 9 10 ...

Страница 41: ...d dispose of it in an environmentally friendly manner Clean the inside of the filter housing NOTICE Improper clamping of the filter unit The filter unit will be damaged u Clamp the filter unit while transporting only via the filter housing Transport the filter unit only in standing position Store the filter unit in a standing position in clean and dry rooms The conditions required for storage are ...

Страница 42: ...he filter unit horizontally on a stable even and hori zontal surface Press the brakes on the rollers if available Make sure that there is sufficient space above the filter housing to replace the filter elements Observe the maximum permissible ambient temperature and constant supply of cooling air to avoid overheating Make sure that there is sufficient space above the filter housing to replace the ...

Страница 43: ...ow lying line can develop a suction effect and trigger the siphoning effect be tween the communicating containers systems This siphoning effect also occurs when fluid is pumped in a pre pressurized reservoir Fig 9 Avoiding siphoning Environmentally tip Siphoning effect Reservoir overflowing leaking oil spill u Remove the ends of the hoses from the reservoir after op eration or shut the shut off de...

Страница 44: ...YSTEMS GMBH 44 84 BeWa OFU 3120755e en us print After the filter unit is switched off the height difference pri mary pressure can cause flow to occur both in the feed direc tion and against the feed direction and the fluid can leak un controllably 1 2 3 4 5 6 7 8 9 10 ...

Страница 45: ...e or differential pressure and also the measurement point are cru cial as shown below Fig 10 Measure or display dynamic pressure differential pressure p Total of the pressures p1 Differential pressure p1 Back pressure p2 Differential pressure p2 Back pressure p3 Differential pressure p3 Back pressure p4 Differential pressure p4 Back pressure In the example the back pressure at the first measuremen...

Страница 46: ...lter element and empty the filter unit com pletely in order to prevent mixing with the residual oil in the fil ter unit If different oils are mixed the oil properties can change nega tively as follows Higher risk of cavitation More seal wear Modified anti wear properties Poorer filtration Reduced filter element service lives Modified friction characteristics Modified response to water More deposit...

Страница 47: ...ct on the validity of the CE declaration of conformity of the entire product 6 4 1 Connecting the filter unit with a three phase electric motor The filter unit is equipped with a three phase electric motor on off switch motor protection and connection plug connect the filter unit in accordance with the following steps 1 Remove the connector cable from its holder and unwind it completely 2 Before p...

Страница 48: ...e changed this can be done by turning the phase inverter in the connection plug as per the adjacent figure 7 Switch the filter unit on or off at the main switch Depending on the version the filter unit has thermal protection in the motor windings and a motor protection switch in the ter minal box to protect it from electrical overload 1 2 3 4 5 6 7 8 9 10 ...

Страница 49: ...oss formula Δp Pressure differential bar L Line length m d Internal pipe diameter mm Q Flow l min ν Kinematic viscosity mm s D Density kg dm The mineral oil based hydraulic oil has a density of 0 9 kg dm This formula applies to straight pipe runs Particularly with re gard to the suction side connection note that additional con nectors and pipe bends increase the pressure differential Observe the f...

Страница 50: ... us print Note that the nominal size of the connected hose piping must correspond to the cross section of the connection thread Ensure that the connecting lines suction side pressure side do not transfer any voltage or cause vibrations on the unit Use hoses or compensators if necessary 1 2 3 4 5 6 7 8 9 10 ...

Страница 51: ...of the tank All impurities and other particles are deposited on the bottom of the tank Prevent aeration of the medium by fully immersing the lance in the medium Make sure that the lance is always below the oil level in oper ation The IN OUT connection dimensions on the filter unit can be found in Chapter Technical data Check the hoses for damage and brittleness Replace dam aged or brittle hoses im...

Страница 52: ...amaged cables immediately ü Connect the filter unit with the power supply ü Check that the suction and pressure hoses are undam aged Replace damaged hoses immediately ü Check the ambient and fluid temperature ü Prior to each use match the oil type in the filter unit to the oil type to be pumped If you are not sure what sort of oil is in the filter unit or if you would like to pump a dif ferent typ...

Страница 53: ... pressure indicator or clogging indicator to monitor the service life of the filter element Visually check the optical clogging indicator daily See chapter Observing the optical clogging indicator optional 55 The optical electrical clogging indicator signals the required fil ter element change via the lamp on the main switch and by switching the filter unit off When the contamination display has r...

Страница 54: ...Activate the main switch Depending on the version with a visual or electrical clogging in dicator the main switch differs according to the following fig ure or L Fig 12 Activate the main switch L Main switch E STOP L1 Indicator lamp of filter element is dirty 1 2 3 4 5 6 7 8 9 10 ...

Страница 55: ...optional Fig 13 Observe the opti cal clogging indicator If the filter unit filter housing is equipped with an optical clog ging indicator then check it daily Change the filter element at a permissible differential pressure across the filter element or once the clogging indicator enters the red zone 1 2 3 4 5 6 7 8 9 10 ...

Страница 56: ...ption of the required maintenance activities and the qualifications of the staff needed to carry out these tasks 8 1 Maintenance table Daily Monthly Annually As required Additional information 7 2 Observing the op tical clogging indi cator optional 1 7 Operation 1 8 3 Checking clean ing the strainer 2 8 2 Changing the fil ter element 1 8 2 Changing the fil ter element 1 1 Operating personnel 2 Spe...

Страница 57: ... maintenance from being switched on accidentally BLEED DRAIN 1 Perform a depressurization of the filter housing Remove the bleed screw BLEED in the filter cover 2 Place a suitable container under the connection Empty the filter housing Drain the residual oil volume from the filter housing via the drain ball valve DRAIN in a suitable container Dispose Recycle the oil in an envi ronmentally safe man...

Страница 58: ... dirt the sealing surfaces on the filter bowl and filter cover 7 For easier installation of the filter element moisten the O ring on the filter element with the operating medium oil 8 Press the new filter element down into the filter seat by turning it slightly NOTICE Do not use striking tool for this 9 Check the O ring on the cover for damage if necessary replace it Slightly moisten the O ring on...

Страница 59: ...ards and turn the star gripped nuts clockwise screw them crosswise uni formly 12 Close the drain valve DRAIN BLEED 13 Switch the filter unit on and bleed the filter housing via the connection BLEED Unscrew the bleed screws with four turns and wait till the oil emits on the bleed screws BLEED Subsequently close the bleed screw BLEED 14 Check the filter unit for leaks O The replacement of the filter...

Страница 60: ...lter unit without a mounted strainer u Clean the strainer regularly 1x Allen wrench 6 mm 1x Wrench 50 mm 1x Oil drain container To check clean the strainer proceed as follows ü The filter unit is switched off at the main switch ü The suction hose and pressure hose are wound up at the unit and not connected respectively or are not found in the tank 1 Unscrew the bleed screw BLEED anticlockwise with...

Страница 61: ...e strainer 3 5 Clean the strainer 3 by washing off with a subsequent blowing out with compressed air 6 Check the seal 2 for damage Replace it if necessary 7 Insert the cleaned strainer 3 in the valve 8 Manually screw the cover 1 in with an installed seal 2 clockwise 9 Tighten it with the wrench 50 mm O The checking cleaning of the strainer is complete 1 2 3 4 5 6 7 8 9 10 ...

Страница 62: ...ed as fol lows Empty the product fully including all the components be fore decommissioning Fully disconnect the product from the surrounding units Slacken or remove the electric pneumatic or hydraulic connections insofar as they are present 9 3 Disposal Dismount and recycle the product that cannot be used any more not as a whole unit but in individual parts and according to the kind of the materi...

Страница 63: ...ormity The CE declaration of conformity can be found in the Technical Documentation that is part of the scope of delivery for the product 10 2 Locating spare parts Use only original spare parts for a long and defect free life cy cle of the product When ordering spare parts and accessories make sure to always indicate the exact model code and the se rial number 1 2 3 4 5 6 7 8 9 10 ...

Страница 64: ...f the size 1300 Description Part no Filter element 3 µm 1300 R 003 ON KB NBR 1263059 Filter element 3 µm 1300 R 003 ON V KB FPM 1263760 Filter element 5 µm 1300 R 005 ON KB NBR 1263060 Filter element 5 µm 1300 R 005 ON V KB FPM 1263761 Filter element 10 µm 1300 R 010 ON KB NBR 1263061 Filter element 10 µm 1300 R 010 ON V KB FPM 1263762 Filter element 20 µm 1300 R 020 ON KB NBR 1263062 Filter eleme...

Страница 65: ... ON V KB FPM 1263784 Filter element 3 µm 2600 R 003 AM KB FPM 1268232 Filter element 5 µm 2600 R 005 ON KB NBR 1263072 Filter element 5 µm 2600 R 005 ON V KB FPM 1263785 Filter element 10 µm 2600 R 010 ON KB NBR 1263073 Filter element 10 µm 2600 R 010 ON V KB FPM 1263786 Filter element 20 µm 2600 R 020 ON KB NBR 1263074 Filter element 20 µm 2600 R 020 ON V KB FPM 1263787 Filter element 40 µm 2600 ...

Страница 66: ...er unit 10 3 1 Differential pressure indicator visual VM x B x The optical differential pressure gauge reacts to the increasing pressure difference at the increasing contamination level of the filter element 30 Fig 14 Differential pressure indicator visual VM x B x Type of indication Visual display with a green red field automatic reset Weight 55 g Response pressure and indi cation range respectiv...

Страница 67: ...nt 67 84 Permissible operating over pressure 210 bar Permitted temperature range 30 100 C Connector threads G Installation space required According to HN 28 22 Maximum tightening torque 33 Nm Tab 9 Differential pressure indicator visual VM x B x 1 2 3 4 5 6 7 8 9 10 ...

Страница 68: ...e reacts to the increasing pressure difference at the increasing contamination level of the filter element 30 Fig 15 Differential pressure gauge visual VM x BM x Type of indication Visual display by green red field manual reset Weight 55 g Response pressure and indi cation range respectively VM 2 BM x 2 bar 10 VM 3 BM x 3 bar 10 VM 5 BM x 5 bar 10 1 2 3 4 5 6 7 8 9 10 ...

Страница 69: ...0755e en us print 69 84 Permissible operating over pressure 210 bar Permitted temperature range 30 100 C Connector threads G Installation space required According to HN 28 22 Tab 10 Differential pressure indicator visual VM x BM x 1 2 3 4 5 6 7 8 9 10 ...

Страница 70: ...sure gauge electric VM x C x The electric clogging indicator reacts to the increasing pres sure difference at the increasing contamination level of the fil ter element 30 Fig 16 Differential pressure indicator electrical VM x C x Type of indication Electrical switch Weight 120 g 1 2 3 4 5 6 7 8 9 10 ...

Страница 71: ...cording to HN 28 22 Maximum tightening torque 33 Nm Switching type N C or N O change over contacts Maximum switching voltage 230 V Max switching voltage at re sistive load 60 W 100 VA AC Switching capacity ohmic 3 A 24 V DC ohmic 0 03 to 5 A 230 V AC Electrical connection Male connection M20 Female connector to DIN EN 175301 803 Protection class in accordance with DIN 40050 IP 65 only if the conne...

Страница 72: ...tric VM x D x L xx The electric clogging indicator reacts to the increasing pres sure difference at the increasing contamination level of the fil ter element 30 Fig 17 Differential pressure indicator electrical VM x D x Lxx Type of indication Visual indicator and electrical switch Weight 150 g 1 2 3 4 5 6 7 8 9 10 ...

Страница 73: ...um tightening torque 33 Nm Switching type N C or N O change over contacts Maximum switching voltage L24 24 V DC L48 48 V DC L115 115 V AC L230 230 V AC Max switching voltage at re sistive load 60 W 100 VA AC Switching capacity ohmic 3 A 24 V DC ohmic 0 03 to 5 A 230 V AC Electrical connection Male connection M20 Female connector to DIN EN 175301 803 Protection class in accordance with DIN 40050 IP...

Страница 74: ... the Hotline product support service part ners for maintenance repair and spare parts can be found al ways updated on our homepagewww hydac com HYDAC SYSTEMS SERVICES GMBH Friedrichsthaler Str 15 Werk 13 66450 Neunkirchen Heinitz Germany Telephone 49 6897 509 01 Fax 49 6897 509 324 E mail service hydac com Homepage www hydac com Tab 13 HYDAC Service Deutschland 1 2 3 4 5 6 7 8 9 10 ...

Страница 75: ... 35 Fig 7 Model code OFU 37 Fig 8 Components operating elements of the OFU 39 Fig 9 Avoiding siphoning 43 Fig 10 Measure or display dynamic pressure differential pressure 45 Fig 11 Pressure loss formula 49 Fig 12 Activate the main switch 54 Fig 13 Observe the optical clogging indicator 55 Fig 14 Differential pressure indicator visual VM x B x 66 Fig 15 Differential pressure gauge visual VM x BM x ...

Страница 76: ...hnical data 31 Tab 5 Technical data 32 Tab 6 Decoding the type label 35 Tab 7 Filter elements size 1300 64 Tab 8 Filter elements size 2600 65 Tab 9 Differential pressure indicator visual VM x B x 66 Tab 10 Differential pressure indicator visual VM x BM x 68 Tab 11 Differential pressure indicator electrical VM x C x 70 Tab 12 Differential pressure indicator electrical VM x D x Lxx 72 Tab 13 HYDAC S...

Страница 77: ...art of IEC 60204 begins at the location of the power supply of the electric equip ment of the machine KB marking of filter elements Filter elements with the KB mark ing do not have a bypass Operating personnel General Such persons have been instructed about the handling and operation of the product and informed about po tential dangers to body and life property and environmental con tamination tha...

Страница 78: ...s and perform the work as signed to them they are also able to recognize potential dangers Specialist personnel Service Administrator Such persons have extensive spe cialist training as well as several years work experience and have been trained on the product by HY DAC or an authorized service part ner They are able to assess and perform all the tasks with regard to the product and detect possibl...

Страница 79: ...missioning Final 62 Differential pressure indicator electrical VM x C x 71 VM x D x Lxx 73 Differential pressure indicator visual VM x B x 67 VM x BM x 69 Differential pressure vs Back pressure 45 Disposal 62 E exclusion of liability 12 F filter element change 57 commission 64 H Hotline 74 HYDAC Service Germany 74 Worldwide 74 I Imprint 2 M main switch EMERGENCY STOP 54 manufacturer 2 mixing of oi...

Страница 80: ...OFU 3120755e en us print exchange 47 IP protection class 47 publisher 2 S Scope of delivery 28 Service 74 Service Partners 74 shutting down Temporary 62 siphoning effect 43 Support 74 T Terms and Conditions 12 Terms of Delivery 12 W Warranty 12 ...

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