Bucher Hydraulics LRV-1 Installation And Startup Manual Download Page 9

Page: 9 / 86

LRV-1 lift control valve

1 General, product description

9/86

300-I-9010050-E-28/02.2012

1.5.3

Model code

EN00

K 251

LRV 175-1

Valve type/size

= LRV 175-1
= LRV 350-1
= LRV 700-1

Flow range: flow rate/type

LRV 175-1

15…45l/min

= R 45

46…90l/min

= R 90

91…175l/min

= R 175

176…250l/min

= R 250

LRV 350-1

150…250l/min

= R 250

251…350l/min

= R 350

351…500l/min

= R 500

LRV 700-1

400…700l/min

= R 700

701…1000l/min

= R 1000

Spool: flow rate/type

LRV 175-1

15…90l/min

= K 91

91…250l/min

= K 251

LRV 350-1

150…500l/min

= K 501

LRV 700-1

400…1000l/min

= K 1001

Manual emergency-lowering valve

Emergency-lowering valve with preload

= VN

Emergency-lowering valve without preload = SN

Electrical emergency-lowering valve

without electrical emergency-lowering valve

= EN 00

with DC solenoid 12V

= EN 12

with DC solenoid 24V

= EN 24*

* further option: via NTA‐2 with 2x24V batteries,

⇒

page 29, chapter 1.8.3 and page 47, chapter 4.2.4

Test port

without test nipple (female thread G½”)

= OP

with test nipple (DIN 16271)

= MP

DELCON type

without DELCON

= D0

with DELCON

= D1

R 175

Summary of Contents for LRV-1

Page 1: ... 1 Lift Control Valve Size 175 350 700 NTA 2 power supply unit and DELCON Software version 2 160 2 170 Installation and startup guide 1 86 Reference 300 I 9010050 E 28 Issue 02 2012 M 00 034 Rev Date 10 15 ...

Page 2: ...ulics Data is provided for the purpose of product description only and must not be construed as war ranted characteristics in the legal sense No assertion regarding either a particular property or the fitness for a particular intended purpose can be derived or deduced from this information The in formation does not relieve users from the duty of conducting their own evaluations and tests Because t...

Page 3: ... data 16 1 6 6 Pressure drop 18 1 7 DELCON electronic card 20 1 7 1 Factory settings 20 1 7 2 Description of function 21 1 7 3 Technical data 22 1 7 4 Travel and switching diagram for normal travel distance 23 1 7 5 Travel and switching diagram for short travel distances 24 1 8 NTA 2 power supply unit 25 1 8 1 Description 25 1 8 2 Technical data 28 1 8 3 Terminal assignments 29 1 9 IWK 1 feedback ...

Page 4: ...n distance 55 4 3 9 Setting the mechanical zero point 56 4 3 10 Pilot filters 57 4 3 11 Pipe rupture valve test 59 5 Operation 63 5 1 Parameterisation with Handterminal 63 5 2 Parameterisation with Miniterminal 64 5 3 Overview travel curve parameters 64 5 4 Overview control parameters PID 65 5 5 Description of parameters 65 5 5 1 Demand values menu 65 5 5 2 Options menu 67 5 5 3 Zero point Hall se...

Page 5: ...ibes the product s safe use in all phases of operation and is valid for all model series that are referred to 1 1 Target group S Operator S Installer S Service engineer S Repair technician 1 2 Supplementary documents Description Document Lift Control Valve Quick Start Guide 300 P 9010169 1 3 Specialist terms Term Definition DELCON Electronic control card for LRV 1 valve ...

Page 6: ...blies This guide differentiates between the following subassemblies LRV 1 lift control valve DELCON electronic control card on NTA 2 NTA 2 power supply unit 1 4 2 Intended use Lift control valve for operating hydraulically driven passenger and goods lifts The products must not be handled in any way by unauthorised persons ...

Page 7: ...ription 7 86 300 I 9010050 E 28 02 2012 1 4 3 Conformity The product was designed and developed in conformity with the following directives and standards EC directive 95 16 CE Standards EN 81 2 1998 EMC standards EN 12015 2004 EN 12016 2004 A1 2008 ...

Page 8: ...j 7 63 55 bar 10 11 1 Valve type LRV 175 2 Flow ring R 175 3 Spool K 251 4 Manual emergency lowering valve with preload VN 5 Flow rate UP 120 l min 6 Flow rate DOWN 150 l min 7 Minimum static pressure empty car 21 bar 8 Maximum static pressure full car 45 bar 9 Setting range 7 63 bar 10 Set for maximum working pressure 55 bar 11 Customer specific data 1 5 2 Test number 2 1 Legend 1 2 Test number N...

Page 9: ...Spool flow rate type LRV 175 1 15 90 l min K 91 91 250 l min K 251 LRV 350 1 150 500 l min K 501 LRV 700 1 400 1000 l min K 1001 Manual emergency lowering valve Emergency lowering valve with preload VN Emergency lowering valve without preload SN Electrical emergency lowering valve without electrical emergency lowering valve EN 00 with DC solenoid 12 V EN 12 with DC solenoid 24 V EN 24 further opti...

Page 10: ...re gauge Pressure gauge shut off screw valve sizes 175 and 350 Pressure gauge shut off valve valve size 700 9 10 11 12 13 14 15 16 17 18 20 21 Air bleed screw Hall sensor Main filter Flow rate measuring system Emergency lowering valve DOWN spool Check valve UP spool UP damping jet DOWN damping jet Pipe rupture valve Ball valve P T Z Z1 Z2 Z3 Pump port Tank port Cylinder port Pressure switch port P...

Page 11: ...re gauge shut off screw valve Feedback sensor non contacting Main filter Flow rate measuring system Emergency lowering valve 14 15 16 20 21 22 22a 23 24 25 DOWN spool Check valve UP spool Pipe rupture valve Ball valve Elec emergency lowering opt Speed set elec emerg low Pressure switch Hand pump Relevelling optional P T Z Z1 Z2 Z3 Pump port Tank port Cylinder port Pressure switch port Pressure swi...

Page 12: ...4 x 12 V 48 V 2 x 24 V 48 V L1 L2 L3 PE 300 1 10009306 RN RN RN Legend A B C D BN GN WH YE DELCON NTA 2 LRV 1 Control cabinet customer s brown green white yellow 22 26a b R1 R2 Electrical emergency lowering 12 or 24 VDC option page 48 chapter 4 2 5 Electrical emergency lowering 2 x 24 VDC page 47 chapter 4 2 4 to EN 81 2 12 4 1 12 4 2 to EN 81 2 12 4 1 12 4 2 ...

Page 13: ...function The lift control valve can be subdivided into 3 main functions 1 UP section pressure relief valve 4 1 16 S Initial position UP spool 16 is open in the 0 position pump flow goes directly to tank S Up travel acceleration UP spool 16 is progressively closed by the electro proportional valve UP solenoid this results in smooth acceleration of the lift up to maximum speed S Deceleration UP spoo...

Page 14: ...OWN spool 14 is progressively opened by the electro proportional valve DOWN solenoid this results in smooth acceleration S Deceleration DOWN spool 14 is progressively closed by the electro proportional valve DOWN solenoid this results in smooth deceleration of the lift to standstill S Power failure evacuation With the electrical emergency lowering valve optional the car can be lowered using DC vol...

Page 15: ...ections S The baffle disc is displaced axially as a function of the flow rate S This axial displacement is converted by a non contacting feedback transducer 10 into an electrical DC signal the feedback signal which is then sent to the DELCON S The output signal the feedback is proportional to the flow rate S The controller in the DELCON works to match the feedback value to the demand signal ...

Page 16: ...ystem Pressure relief valve DOWN solenoid UP solenoid 5 6 7 a Orientation of Z port Pressure gauge shut off screw valve sizes 175 and 350 Pressure gauge shut off valve valve size 700 Test number embossed View from below Z1 Z2 Z3 P T Z Pressure switch port Pressure switch port Hand pump port Pump port Tank port Cylinder port H L R Orientation of Z port specify when ordering rear standard left right...

Page 17: ... L m n p1 p2 s1 s2 t v1 v2 LRV 175 1 199 325 182 208 50 47 55 175 21 27 75 15 M8 9 23 LRV 350 1 219 355 205 208 65 48 63 200 35 38 85 25 M10 14 28 LRV 700 1 297 428 255 225 80 87 83 265 48 56 124 41 M10 30 30 S The permissible temperature range is determined by the permissible viscosity range of 20 500 cSt S Independent of the viscosity the temperature must not fall below 0 C and must not exceed 7...

Page 18: ... A B UP P Z DOWN Z T LRV 175 1 Flow ring R R 350 R 500 R 250 15 12 5 10 7 5 5 2 5 150 175 200 225 250 275 300 325 350 375 400 425 450 475 500 Flow ring R LRV 350 1 Spool K 501 A B DOWN Z T UP P Z Legend A B Pressure drop bar min required dynamic pressure Flow rate Q l min 500 cSt Motorex Corex HLP 46 at approx 2 C 300 cSt Motorex Corex HLP 46 at approx 7 5 C 75 cSt Motorex Corex HLP 46 at approx 3...

Page 19: ...2 5 400 450 500 550 600 650 700 750 800 850 900 950 1000 LRV 700 1 A B Spool K 1001 Flow ring R DOWN Z T UP P Z Legend A B Pressure drop bar min required dynamic pressure Flow rate Q l min 500 cSt Motorex Corex HLP 46 at approx 2 C 300 cSt Motorex Corex HLP 46 at approx 7 5 C 75 cSt Motorex Corex HLP 46 at approx 30 C ...

Page 20: ...g Always keep the DELCON in its ESD protective bag and only hold it by the front panel 6 1 2 3 5 4 7 Legend 1 2 3 4 5 6 7 RESET button restarts the program in the DELCON electronic card Nameplate Label with serial number Description of LED functions RS 232 port LED Label with test number and demand values 1 7 1 Factory settings S Maximum UP and DOWN speeds S Slow speed set to 5 10 of maximum speed...

Page 21: ...d K5 of the lift control system there is no monitoring of maximum permissible demand feedback deviation during travel at inspection speed S Reduced speeds for short travel distances are also possible via command signals K6 K8 S The DELCON enables soft stopping gentle halt with very accurate positioning 3 mm Features S The travel curve for the up and down directions is set and adjusted with the Min...

Page 22: ...description S Digital electronic card for the LRV 1 valve S Enhanced ride comfort S Automatic reduction of demand signal if nominal speed is not attained S Extended functions S Simple set up S Easy to trouble shoot New installations S Factory settings permanently stored Replacement cards S Contain basic settings For installation specific settings page 63 chapter 5 ...

Page 23: ...run on time of 0 5 1 s Drop out delay of 0 5 1 s after drop out of K4 Y Δ Y starting time of up to approx 3 s with Y Δ K1 and K2 not until Δ connection Legend 1 2 3 4 Motor contactor ON Safety relay R2 closed K2 Slow UP is present K1 Fast UP is present 5 6 7 K3 Fast DOWN is present K4 Slow DOWN is present Safety relay R1 closed N Normal distance between floors ...

Page 24: ...s with reduced speed K6 N K N K Z X Z Y Z Y X Z Y V Motor run on time of 0 5 1 s Drop out delay of 0 5 1 s after drop out of K4 K6 K1 and K2 not until Δ connection Adjust the speed to suit the circumstances e g 50 X Y Z Deceleration switch at normal speed Deceleration switch at reduced speed Soft Stop is not separately adjustable Legend 1 2 3 4 Motor contactor ON Safety relay R2 closed K2 K6 are p...

Page 25: ...upply unit provides both power supply and physical support for the DELCON 300 1 10008856 Legend 1 2 3 4 5 Mains voltage terminals Socket for feedback cable Terminal block screwless Jumper JP2 connects Earth and Signal GND Terminal block for SIU connection 6 7 8 9 Terminal block for emergency power supply Jumper JP1 inversion of relay function Transformer Card holder for DELCON 1 8 1 Description Th...

Page 26: ... its passive state no current when function is activated 2 3 No current through the relay in its passive state current flows when function is activated Feeding of the power supply unit Use of relay terminals Setting JP1 Permanent feeding 17a 18 1 2 Power supply unit operatated in safety circuit 17b 18 2 3 Note Operating the power supply unit in the safety circuit allows the omission of the safety ...

Page 27: ...e reference potential of the command input must not be earthed a second time on the side of the lift control If the reference potential of the command inputs cannot be insulated from earth on the side of the lift control the jumper JP2 must be removed NOTICE Damage to the electronic card DELCON Connecting the NTA 2 to the mains WITHOUT a DELCON inserted will persistently charge capacitors on the N...

Page 28: ...TA 2 115 100 110 115 120 VAC 10 NTA 2 230 220 230 240 VAC 10 NTA 2 400 380 400 415 440 VAC 10 Frequency 50 60 Hz 10 Power consumption 20 W during travel approx 8 W at standstill EMC standards EN 12015 EN 12016 Protection class IP 00 Relay contacts lmin 10 mA lmax 3 A 230 VAC 3 A 30 VDC 0 3 A 100 VDC Command inputs Command present U 2 5 V Command current 6 mA Command not present U 10 V ...

Page 29: ...ol signals Connection for feedback cable Mains voltage connection D E Demand feedback monitoring Emergency power supply Terminal Description Mains Voltage Connection NTA 2 115 NTA 2 230 NTA 2 400 N L1 Neutral N Neutral N Phase L1 L1a L2a L1b L2b L1c L2c Phase L1 120 V Phase L1 110 115 V Phase L1 100 V Phase L1 240 V Phase L1 230 V Phase L1 220 V Phase L2 440 V Phase L2 400 415 V Phase L2 380 V con...

Page 30: ...mand inputs K1 K8 Ground reference potential GND for command inputs K1 K8 Common DOWN solenoid Output DOWN solenoid Common UP solenoid Output UP solenoid Demand feedback monitoring 17a 18 17b Relay output for the monitoring of the demand feedback deviation SIU 1 or the speed in the unlocking zone SIU 4 page 25 chapter 1 8 1 and table on page 70 Connection for feedback cable 9 10 11 12 Stabilised v...

Page 31: ... following diagram BN GN WH YE Legend A B C D Line socket with PG7 gland NTA 2 connector WAGO plug Screen E F G H Supply 15 V Signal 0 13 4 V Supply 15 V Ground Colours BN GN brown green WH YE white yellow 1 10 Surroundings For reliable operation the following conditions must be maintained in the surroundings Surroundings Requirement Machine room temperature 2 40 C Oil temperature 0 70 C Relative ...

Page 32: ...each section Signal words Meaning DANGER This denotes a directly imminent danger If it is not attended to it will result in death or serious in juries to people WARNING Denotes a potentially dangerous situation If it is not prevented it may result in death or serious in juries to people CAUTION Denotes a potentially dangerous situation If it is not prevented it may result in slight or minor inju r...

Page 33: ...y Open ended spanner 10 mm A F Allen key 5 mm A F 8 Pressure gauge shut off screw valve sizes 175 and 350 Pressure gauge shut off valve valve size 700 Allen key 4 mm A F 9 Filter screw UP Open ended spanner 22 mm A F 10 UP solenoid Allen key 3 mm A F 11 DOWN solenoid Allen key 3 mm A F 12 Filter screw DOWN Open ended spanner 22 mm A F 13 Pilot plate Allen key 6 mm A F 14 Adjusting clamp screw for ...

Page 34: ...bar remains prevents slack rope build up as per EN 81 2 art 12 9 1 5 Temporary deactivation of preload pressure For the purpose of checks or maintenance the preload can be temporarily deactivated If no other M3 screw is ready to hand 1 Remove the fastening screw from a solenoid plug 2 Screw the M3 screw into the opening 1 of the lever of the emergency lowering valve In order to deactivate the prel...

Page 35: ...and feedback difference is exceeded 6 RELAY Relay display yellow Lights when the relay on power supply unit actuates because of a fault table on page 70 3 3 Miniterminal Keys 1 Demand values menu 2 Options menu 3 Zero point display 4 Menu Information Steps to previous parameter Steps to next parameter Increases the value of the current parameter Decreases the value of the current parameter E When ...

Page 36: ...ne 0 16 32 64 128 Slow UP K2 2 18 34 66 130 Fast UP K1 K2 3 19 35 67 131 Slow DOWN K4 8 24 40 72 136 Fast DOWN K3 K4 12 28 44 76 140 Description of function S By pressing any of the keys 1 to 4 for at least 2 seconds the DELCON switches into parameterisation mode No travel is possible the green RUN LED on the DELCON goes out S Select the desired parameter using the or key Note The parameter names ...

Page 37: ...nge parameter value Inspection P2 06 1 Press key 2 for approximately 2 seconds DELCON switches to the parameterisation mode green LED RUN on DELCON goes out travel not possible 2 With the or key select the parameter with display P2 06 to switch to previous parameter display switch to next parameter display 3 Press key or once the actual parameter value is displayed 4 Press key or again until the d...

Page 38: ...the Handterminal to the DELCON using the cable provided S Connecting cable is standard Ethernet network cable Description of function S By pressing any of the keys 1 to 4 the DELCON switches into parameterisation mode No travel is possible the green RUN LED on the DELCON goes out S Select the desired parameter using the or key S Increase value with key decrease value with key S With or key save th...

Page 39: ... V Display during parameterisation S 1st line parameter name S 2nd line value of parameter including unit e g 1 Err SIU 1 1x 51965 h Fault code S 1st line fault memory read out fault description S 2nd line total number of occurrences of this fault last occurrence was at operating hours h S For explanation of error codes page 78 chapter 5 7 2 3 5 Password The DELCON s parameters and functions can b...

Page 40: ...th the digit currently selected still signaling 7 Press the keys and simultaneously to transmit the password The display will read Confirmation 0000 with the first digit signaling The user is prompted to enter the password a second time for confirmation 8 Enter the password again as described above finish by pressing the keys and simultaneously If the two passwords entered are identical the DELCON...

Page 41: ...the previous digit When all digits display the desired value with the digit currently selected still signaling 7 Press the keys and simultaneously to transmit the password If the password entered is correct the DELCON will quit parameterisa tion mode The user is logged in parameters can be changed If the password entered is incorrect the display will read Password not allowed for approx 1 second t...

Page 42: ... The display will read Commands Information list 2 Press the key several times until the display reads Password execute 3 Press the key If the display reads change log out the user is either logged in already or no password is set i e password is 0000 Abort by pressing the keys and simultaneously If the display reads log in show code a password is set and the user is currently not logged in Contin...

Page 43: ...oftware can be downloaded free of charge from http www bucherhydraulics com Parameterisation S DELCON parameters can be read off and set via PC S Parameter sets can be saved S Comments can be added to parameter sets S Print function Display of curves S Curves demand signal feedback value control voltage displayed in real time S Display of commands K1 K8 S Zoom function Print function Installation ...

Page 44: ... When orienting the ball valve outlet never lift up the head of the valve 3 Turn head of valve to desired ball valve position 4 Insert the cap screws and tighten them I Tightening torque for LRV 175 1 25 Nm LRV 350 1 50 Nm LRV 700 1 80 Nm 5 Check the mechanical zero point I Readjustment may be necessary page 56 chapter 4 3 9 The ball valve outlet is now correctly oriented 4 2 Assembly 4 2 1 Hose o...

Page 45: ...ation in the control cabinet S There must be no voltage at the power supply unit when working on its connections or exchanging the DELCON Note Set jumper JP2 to earth the reference potential of the command inputs observe the note on page 27 Screwless terminals Note To prevent damage the NTA 2 must only be wired when the DELCON card has been removed Command signals Feedback cable plug 1 1 2 2 S Onl...

Page 46: ...V Feedback signal input Stabilised voltage supply 15 V GND test measurement 24 V emergency power supply 24 V emergency power supply yellow green brown white When the additional command K5 is present the DELCON s two fast speeds drop to a preset percentage of their nominal values The setting is adjustable between 20 80 When the additional command K6 K7 or K8 is present the DELCON s two fast speeds ...

Page 47: ...s 12 19 and 20 S Relay RN drops out when there is a power failure and the two normally closed relays connect to the battery I Inputs 19 and 20 have diode protection from polarity reversal or feedback to the battery S The lift can be lowered to a predefined stopping position by means of Slow DOWN or auxiliary speed K6 K8 travel signals are generated by the lift control system or by a push button sw...

Page 48: ...g the emergency lowering valve electrically Depending on the external battery voltage 12 VDC and 24 VDC spool valve versions are available Wiring diagram 12 24 VDC specify when ordering any polarity Setting the lowering speed 1 Energise emergency lowering valve 22 I The car sinks 2 Slacken the locknut of the adjusting screw 22a 3 Turn adjusting screw counterclockwise faster or clockwise slower 4 R...

Page 49: ...ake sure that the pressure gauge shut off screw shut off valve is undone the pressure gauge indicates changing pressures in the lift system without delay 2 Read the minimum static pressure on the pressure gauge 3 Compare minimum static pressure on rating plate with actual minimum static system pressure on the pressure gauge I page 8 chapter 1 5 1 item 7 4 If the difference is more than 5 bar but l...

Page 50: ...nce SIU 1 and speed in the unlocking zone SIU 4 are disabled 6 Send UP command 7 With motor running slowly turn bypass pressure setscrew 2 clockwise until feedback value rises visible on the display until the car moves or until the beep tone sounds 8 Turn bypass pressure setscrew 2 back by half a turn counterclockwise 9 Tighten the locknut for bypass pressure setscrew 2 10 Cancel the UP command If...

Page 51: ...or 17b 18 depending on the configuration of the relay output page 25 chapter 1 8 1 7 Remove the UP solenoid plug 10 8 Slacken the locknut for bypass pressure setscrew 2 9 Unscrew bypass pressure setscrew 2 approx 2 turns counterclockwise 10 Send UP command 11 With motor running slowly turn bypass pressure setscrew 2 clockwise until pressure is approx 3 bar below the min static pressure previously ...

Page 52: ...andterminal zero point or feedback value will be displayed triggering of the UP valve is disabled monitoring of demand feedback difference SIU 1 and speed in the unlocking zone SIU 4 are disabled 7 Send UP command 8 With motor running slowly turn bypass pressure setscrew 2 clockwise until the car moves 9 Turn bypass pressure setscrew 2 half a turn counterclockwise 10 Tighten the locknut for bypass...

Page 53: ...kwise 4 Bypass the overload pressure switch DZ 5 Press emergency lowering lever until a relevelling is triggered and close the ball valve immediately before the relevelling is completed 6 Slowly cap nut 1 clockwise until calculated pressure is reached 7 Tighten locknut 2 8 Open the ball valve 9 Remove the bypass from the overload pressure switch DZ 10 Overwrite the value of the max operating press...

Page 54: ...IU 1 SIU 1 difference can be set with the Handterminal Miniterminal or PC software 4 3 6 Speed monitoring in the unlocking zone of the door SIU 4 The SIU 4 function monitors the speed during levelling relevelling and anti creeping Depending on the settings of SIU type and Relay func tion table on page 70 the relay actuates terminals 17a b and 18 The switching of the relay can be evaluated by the l...

Page 55: ... car speed next page v 50 v 50 v 100 v 100 Aux speed e g Time t X Z Y Z Y Z Z X X Deceleration distance shaft switches for maximum speed Y Deceleration distance shaft switches for auxiliary speed for example 50 of maximum speed adjustable in DELCON from 20 100 Z Stop switch before landing 20 30 mm soft stop travel is controlled by the DELCON Installation and commissioning ...

Page 56: ... Car speed m s Distance of deceleration switches before landing m 4 3 9 Setting the mechanical zero point The zero point is factory set This can be checked with the Handterminal Miniterminal or PC If on commissioning the reading is outside the range 0 05V then the zero point must be reset Setting the zero point 1 Close the ball valve If the Handterminal is being used 2 Connect the Handterminal to ...

Page 57: ...ied out If there is a warning with regard to zero point deviation or if the actual value for the zero point is outside the range 0 2V then the zero point has to be reset 4 3 10 Pilot filters Filter strainers are positioned upstream of the lowering and lifting valves in accordance with the international standards for lifts EN 81 2 art 12 5 7 The filters are easily accessible from outside the valve ...

Page 58: ...050 E 28 02 2012 5 Remove filter 6 Clean in the proper manner or exchange the filter 7 Insert the filter 8 Screw in the filter screw 9 Open the ball valve 10 Switch main switch ON The pilot filters are now clean Installation and commissioning ...

Page 59: ... rupture valve for DELCON software version 2 110 or higher with Handterminal or Miniterminal NOTICE Uncontrolled descent free fall Can cause damage to the support frame and car The elevator car must come to rest within 3 5 metres If it does not immediately release the key of the Handterminal key of the Miniterminal Resolve the problem and repeat the test If the Handterminal is being used 1 On the ...

Page 60: ...age causes the pipe between the pipe rupture valve and the lift control valve to assume the same pressure as the hydraulic cylinder after a certain time This pressure compensation causes the automatic reopening of the pipe rupture valve This does not impede the safe function of the pipe rupture valve in case of an actual pipe rupture since in case of an actual pipe rupture the pipe between the rup...

Page 61: ...ll sensor 8 When the triggering speed is reached the pipe rupture valve closes and travel stops Note Pipe rupture valves do not close completely leakage free In case of a simulated pipe rupture as described in this test procedure the leakage causes the pipe between the pipe rupture valve and the LRV 1 to assume the same pressure as the hydraulic cylinder after a certain time This pressure compensa...

Page 62: ...ELCON to the setting noted down step 1 12 Reset the Demand val red parameter in the DELCON to the set ting noted down step 3 13 In order to reopen the pipe rupture valve and make the lift ready for service build up pressure using the hand pump or carry out an UP travel Installation and commissioning ...

Page 63: ...eleration Deceleration Accel inspection Delete errors 5 Error Slow speed Slow speed Inspection speed Pipe rupture 6 Error Soft Stop Soft Stop Decel inspection 7 Error Relevelling Relevelling K6 acceleration 8 Error P sol static P sol static K6 speed Software version I sol static I sol static K6 deceleration Hardware version D sol D sol K7 acceleration Serial number P sol dynamic P sol dynamic K7 s...

Page 64: ...cceleration F4 08 8 Error P1 11 Start speed O P2 08 K6 speed d4 01 Software version P1 12 Offset sol O P2 09 K6 deceleration d4 02 Hardware version P1 14 Acceleration O P2 20 K7 acceleration P1 17 Fast speed O P2 10 K7 speed P1 18 Deceleration O P2 11 K7 deceleration P1 20 Slow speed O P2 22 K8 acceleration P1 21 Soft Stop O P2 12 K8 speed P1 22 Relevelling O P2 13 K8 deceleration P2 14 Decel emer...

Page 65: ...g time possible Min pressure P1 02 2 0 100 0 bar With Language set to English US 29 1450 psi 20 0 bar 290 psi Increasing values S Higher solenoid starting voltage S Shorter starting time High settings Start up jerk possible Offset sol P1 12 1 00 7 00 V O 4 00 V Increasing values S Higher solenoid starting voltage S Shorter starting time High settings Start up jerk possible Acceleration P1 04 P1 14...

Page 66: ...el possible caused by static friction from cylinder and car guides S Low values for Relevelling and Soft Stop Slight variations in levelling accuracy possible P sol static Effective in steady state control processes constant speed travel 0 20 1 50 LRV 1 0 80 O 0 70 LRV 175 1 120 bar 1 40 O 1 20 Increasing values Higher solenoid control gain all types except for LRV 175 1 120 bar High values oscill...

Page 67: ...tor 0 90 1 30 1 00 O 1 00 Valve calibration actual value The DELCON board delivered with the valve is adjusted to the valve If the DELCON board is ex changed transfer the content of the Calibr factor to the new board 5 5 2 Options menu Parameter name Miniterminal Setting range By default Effect Note Valve type P2 01 Handterminal Miniterminal LRV 175 1 1 LRV 350 1 2 LRV 700 1 3 LRV 175 A 4 LRV 350 ...

Page 68: ...e 50 ff chapter 4 3 3 nor for the execution of the max operating pressure setting procedure page 53 chapter 4 3 4 nor the pipe rupture valve test page 59 chapter 4 3 11 SIU 1 difference P2 04 20 50 of fast travel speed 25 Permissible demand feedback difference of fast travel speed SIU 4 threshold P2 05 Effective only when SIU 4 is activated 0 1 5 0 V 2 5 V Feedback threshold Determining the SIU 4 ...

Page 69: ...ng values higher solenoid pulse frequency Demand val red P2 24 Off 1 Few sensitive 2 Normal 3 Sensitive 4 Normal 3 Setting the sensitivity of the automatic demand signal reduction Start delay P2 25 0 1 1 0 s 0 1 s Pause between command and start of travel Increasing values longer pause Relay function P2 26 only SIU1 1 all errors 2 only SIU4 3 only SIU1 1 Either the relay on the power supply unit s...

Page 70: ... 4 only SIU 1 SIU 1 X X X X immediately when the travel command is cancelled 1 4 only SIU 1 SIU 4 1 all errors SIU 1 X X X X after 2 sec travel starts over 1 all errors SIU 4 1 4 all errors SIU 1 X X X X after 2 sec travel starts over 1 4 all errors SIU 4 X immediately when the speed is less than the threshold 1 only SIU 4 SIU 1 X X X immediately when the travel command is cancelled 1 only SIU 4 S...

Page 71: ... 0 0 0 0 0 0 0 0 Relevelling 0 0 0 1 0 0 0 1 1 0 1 0 0 0 0 1 Slow speed 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 Insp speed 0 0 1 1 0 0 1 1 0 1 1 0 1 0 1 1 V K6 0 0 1 0 1 0 0 1 0 1 0 0 0 1 1 0 1 0 1 V K7 0 0 1 0 0 1 0 0 1 0 0 1 0 1 0 1 1 0 1 0 0 1 V K8 0 0 1 0 0 0 1 0 0 1 0 0 0 1 0 0 1 1 1 0 1 0 0 0 1 Fast speed 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1 1 1 1 0 1 0 0 0 0 After a standstill relevelling is implemented...

Page 72: ...er than normal fast travel speed Simplified test procedure for the pipe rupture valve Final display max feedback value Instructions for Pipe rupture valve test page 59 chapter 4 3 11 1 8 Error F4 01 F4 08 Error memory for the last 8 errors with operating hours count For possible error messages warnings informations page 78 chapter 5 7 2 Software version d4 01 Version of installed software Example ...

Page 73: ...formation The demand values for the maximum UP and DOWN speeds can be calculated from the following table Valve type Flow range Q l min Flow ring Conversion LRV 175 1 15 45 46 90 91 175 176 250 R 45 R 90 R 175 R 250 1 V 4 8 l min 1 V 9 7 l min 1 V 19 3 l min 1 V 29 1 l min LRV 350 1 150 250 251 350 351 500 R 250 R 350 R 500 1 V 26 7 l min 1 V 38 3 l min 1 V 52 2 l min LRV 700 1 400 700 701 1000 R ...

Page 74: ...er supply unit S SIU 1 demand feedback monitoring has activated LED SIU 1 on DELCON lights up S Check mechanical zero point 56 4 3 9 S DOWN solenoid is ener gised S Correct the wiring fault S NTA 2 terminals 7 8 crossed 46 4 2 3 S UP pilot filter dirty S Clean filter If necessary filter oil 57 4 3 10 Car does not reach speed S Pressure relief valve set too low S Check pressures consult factory 53 ...

Page 75: ...2 bottom 1 2 top S 3 stage 1 3 bottom 2 3 top document 300 P 9010023 Car overshoots landing during UP travel S Shaft switch wrongly positioned S Position correctly 55 4 3 8 S Mechanical zero point is displaced S Check 56 4 3 9 S Deceleration is too little S Increase deceleration in DELCON S Bypass pressure set too high S Readjust it 50 4 3 3 No DOWN travel S Car overloaded pressure switch has acti...

Page 76: ...ith larger diameter S Oil is too cold S Install oil heater S Provide parking circuitry S Too much friction in sys tem S Align cylinder and rails Car stops before reach ing landing during DOWN travel S Shaft switch wrongly positioned S Set as per page s 55 4 3 8 S Safety relay R1 drops out too early or without a delay S Set as per page s 23 1 7 4 Car overshoots landing during DOWN travel S Decelera...

Page 77: ...pin is bent S Replace DOWN pilot valve 86 6 3 S Emergency lowering valve leaking S While UP command ist present operate emerg ency lowering valve sev eral times 34 3 1 S Check valve is leaking S Replace check valve 10 1 6 S UP spool and DOWN spool interchanged S Assemble the lift control valve properly the spool with the centreing tip for the spring is the UP spool S DOWN spool leaking S Clean sea...

Page 78: ...t standstill immediately if travelling at end of travel When the cause has been removed Positive voltage is too low or too high Check the incoming mains voltage Unsuitable voltage range of the power supply unit Choose the correct power supply unit to suit the mains voltage Replace the power supply unit Contact the customer service Power supply unit defective Replace the power supply unit Err SIU 1...

Page 79: ...actuates depending on parameter Relay function Automatic zero point equalisation below 1 00 V At inspection travel Automatic zero point equalisation below approx 5 00 V At start of travel Immediately Delay of 2 s Emergency lowering valve actuated For relevelling tests only actuate the emergency lowering briefly Leakage Rectify leakage Err Wrong SW 9 Travel disabled relay actuates depending on para...

Page 80: ...ately save only Mechanical zero point is wrongly set Reset the mechanical null point Bypass pressure is too high Set the bypass screw on the valve correctly unscrew it slightly Emergency lowering valve actuated For relevelling tests only actuate the emergency lowering briefly At start of travel Not monitored if additional command K5 inspection travel is present Immediately Immediately save only Wa...

Page 81: ... with additional command K5 inspection travel At end of travel Immediately save only Emergency lowering valve actuated For relevelling tests only actuate the emergency lowering briefly 5 7 4 Informations Display Handterminal Miniterminal Cause Analysis Remedy Monitoring Message Saved Message Reset Info New vers 12 New software version installed During powering up If at standstill immediately Immed...

Page 82: ...rs After 10 years Valve Check internal leakage X X X Check external leakage X X X Check the maximum pressure setting pressure relief valve maximum pressure setscrew X X Check mechanical zero point Hall sensor X X X Clean in the proper manner or replace pilot filters X X X Clean main filter X X Valve Renew O rings when valve is dismantled or as required X X Pipe Hose Check for leakage X X X X Check...

Page 83: ...itive must not exceed 2 max of the oil volume present If other additives are used or the permitted quantity of the a m additives is exceeded the proper function of the lift control valve cannot be guaranteed 6 2 2 Mineral oils Hydraulic oil code Viscosity mm2 s cSt Permissible temperature range to DIN 51525 to ISO 6074 at 40 C min C max C H LP 32 ISO VG 32 32 0 52 H LP 46 ISO VG 46 46 2 62 H LP 68...

Page 84: ...ils tend to deposit a resin coating on certain valve components These resin coatings result in a deterioration of the lift s travel characteristics Either clean or replace the coated parts Type Panolin HLP 32 46 Synth HF E 46 Rivolta S B H 23 Avia Syntofluid F 32 or 46 Megol HEES46 Supplier Panolin AH Medetswil CH Shell Bremer Leguil GmbH Avia Méguin Viscosity 40 C mm s cSt 32 46 46 46 32 46 48 Ba...

Page 85: ...nt Limit Value mg kg Iron 10 Aluminium 8 Copper 10 Lead 5 Tin 3 Zinc 5 in comparison with new oil Purity classification ISO 4406 21 19 16 Purity classification NAS 10 Impurities Limit Value mg kg Silicon Dust Debris 5 Potassium 10 Sodium 10 Water 800 Oil condition Viscosity at 40 C Max 10 from new condition Viscosity at 100 C Max 10 from new condition Acid value 1 mg KOH g in comparison with new o...

Page 86: ... 4 Remove solenoid and the A and C parts 5 Assemble the A parts and insert them in the bore 6 Insert O ring B 7 Assemble the C parts then insert the unit in the bore Make sure that the stem of the cone 3 is clearly engaged in the spring 8 Insert O ring D and fit the solenoid I If needle 1 slips out of the bush 2 start again from step 7 9 Open the ball valve 10 Switch main switch ON The new DOWN pi...

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Bucher Hydraulics LRV-1, Installation And Startup Manual, Page: 9 / 86

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