Installation and Operating Instructions for ROBA-stop
Contents
1. 2 If necessary mount the flange plate 11 using the cap screws 12 Observe the tightening torque acc Table 2 Fig 9 3 Mount the hub assembly with the O ring Item 1 1 O ring l must be lightly greased onto the shaft and bring them into the correct position Make sure that the key lies with its full length over the entire length of the hub and secure gt Hand Release Installation Fig 9a onto axially e g using a locking ring Brake Body Size 500 4 Push the rotor 5 by hand using light pressure over the O 1 Screw out both hexagon nuts 6 5 including their ring 2 onto the hub 1 1 The rotor collar should face washers from the hand release assembly 6 away from the machine wall or flange plate 11 2 Insert the hand release assembly 6 with the mounted Make sure that the toothing moves easily thrust springs 6 4 through the coil carrier 3 into the Do not damage the O rings bores on the armature disk 4 5 Push brake body 1 over the hub 1 1 and the rotor collar 3 Re apply both hexagon nuts 6 5 secured with Loctite of rotor 1 5 the fixing holes should align with the 243 including the washers threaded holes in the flange plate 11 or machine wall 4 Tighten both hexagon nuts 6 5 evenly using a torque 6 Insert hexagon head screws 8 1 into brake body 1 and wrench and a tightening torque of 10 Nm screw onto the machine wall or flange plate 11 Tighten the hexagon head screws2. Perm friction work J l D J 1000 as 10 100 Switching frequency 1 h State of Delivery Please check the state of delivery immediately may will take no responsibility for belatedly returned goods Please report transport damage immediately to the deliverer Please report incomplete delivery and obvious defects immediately to the manufacturer Application As holding brake with emergency OFF brakings O In closed rooms only usable in tropical areas in high humidity with long downtimes and in sea climates after special measures have been taken Dry running Installation position horizontal and vertical In clean ambient conditions coarse grained dust as well as liquids of all kinds affect the braking function cover the device Qun 05 04 2007 TK K AM GC RJ Page 6 of 13 Germany Chr Mayr GmbH Co KG EichenstraBe 1 D 87665 Mauerstetten B 8 7 GB Function The ROBA stop silenzio is designed as a double brake in which two brake bodies working independently of one another ensure high operational safety The braking torque in brake body 1 3 is produced via the pressure force of several thrust springs 14 using frictional locking between the two rotor friction linings 5 the armature disk 1 4 and the flange plate 11 or machine wall The braking torque in brake body 2 3 is produced via the pressure force of
3. 1800 Maintenance ROBA stop silenzio brakes are mainly maintenance free The friction linings are robust and wear resistant This ensures a particularly long service lifetime However the friction linings are subject to functional wear on emergency OFF brakings Therefore the following inspections should be carried out at regular intervals Braking torque or delay inspection Individual brake circuit min 1 x yearly Inspection of air gap a braked min 1 x yearly Inspection of the wear condition on the rotors 1 5 and 2 5 1 is carried out by measuring the air gap a Fig 2 and Table 2 At the latest after reaching the maximum air gap the rotors are to be replaced Table 2 Before the rotors are replaced Items 5 and 5 1 O Clean the brake remove abraded particles use an industrial vacuum cleaner wear a dust mask O Measure the rotor thickness new the rotor thickness must be in accordance with Table 2 Replacing the rotors Items 5 and 5 1 The rotors are to be replaced by following the instructions for B 8 7 GB Disposal Our electromagnetic brake components must be disposed of separately as they consist of different materials Please observe the relevant authority regulations Code numbers may vary according to the disman tling process metal plastic and cable Electronic components Rectifier ROBA switch Microswitch Products which have not been dismantled can be dispose
4. 8 1 evenly all round using a 6 6 4 65 torque wrench and tightening torque acc Table 2 7 Inspect air gap a according to Table 2 the nominal air gap must be present Fig 9a 05 04 2007 TK K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 EichenstraBe 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 10 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 Electrical Connection DC current is necessary for brake operation The coil voltage is indicated on the Type tag as well as on the brake body and is designed according to the DIN IEC 60038 10 tolerance The device must be operated via DC voltage with low ripple content e g via a bridge rectifier or another suitable DC supply Dependent on the brake equipment the connection possibilities can vary Please follow the exact connections according to the Wiring Diagram The manufacturer and the user must observe the applicable directives and standards e g DIN EN 60204 1 and DIN VDE 0580 Their observance must be guaranteed and double checked Earthing Connection The brake is designed for Protection Class This protection covers not only the basis insulation but also the connection of all conductive parts to the PE conductor on the fixed installation If the basis insulation fails no contact voltage will remain Please carry out a standardized
5. RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 4 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 _ Sizes 4 1800 B 8 7 GB Parts List only use mayr original parts 1 Hub assembly with 2 O rings 2 6 3 Raised head screw 8 Hexagon head screw 1 1 Hub assembly with 1 O ring 2 6 4 Thrust spring 8 1 Hexagon head screw 2 O ring 6 5 Hexagon nut 9 Type tag 3 Coil carrier assemblies 1and2 7 Release monitoring assembly 10 Shipping brace 3x 4 Armature disks 1 and 2 7 1 Microswitch 11 Flange plate 5 Rotor 1 7 2 Cap screw 12 Cap screw 5 1 Rotor 2 7 3 Hexagon head screw 13 Noise damping 6 Hand release assembly 7 4 Hexagon nut 14 Thrust spring 6 1 Switch bracket 7 5 Spring washer 15 Shoulder screw 6 2 Hand release rod 16 Distance bolt Only on single brake designs sizes 4 300 only on single brake designs Technical Data Nominal voltages 24 V 104 V 180 V 207 V Protection electrical IP54 Protection mechanical IP10 Duty Cycle 100 Connection 2 x 0 88 mm Ambient temperature 20 up to 40 Table 1 Technical Data dependent on size Braking torque Tolerance 60 Nm Hand release Switching times at force nominal braking torque 100 Nominal Increased Reduced Electrical per lever torque torque torque Maximum nominal at nom
6. from the release monitoring 7 is not guaranteed Table 5 Maximum Switch Performance AC side switching DC side switching performance performance 10 Voltage VAC Resistance load A R Load Resistance load A R Load Voltage VDC Minimum switch performance 0 12VA gt 12V gt 10mA Contact material silver 75 4 73 7 1 4 3 5 5 1 Fig 10 Brake 1 05 04 2007 TK K AM GC RJ Page 12 of 13 Germany 11 1 2 B 8 7 GB Installation and Adjustment per Brake Circuit Manufacturer side Fig 10 Please Observe The brake must be screwed onto the installation device with tightening torque according to Table 2 and the coil must be de energised Join the hexagon head screw 7 3 with the hexagon nut 7 4 and the spring washer 7 5 paint the first part of the thread with Loctite 243 and screw into the armature disk 4 Screw the microswitch 7 1 assemblies with the cap screws 7 2 to the partly assembled brake bodies 1 and 2 secure with Loctite 243 Switch Adjustment Turn the hexagon head screw 7 3 in the direction of the switch 7 1 up to the switch tappet Connect the inspection or measurement device diode inspection to the NO contact black blue Insert the feeler gauge 0 1 mm loose sensor plate between the switch tappet 7 1 and the hexagon head screw 7 3 Turn the hexagon head sc
7. please observe the tightening torque according to Table 2 3 Mount the hub assembly with the O rings Item 1 O rings must be slightly greased onto the shaft and bring them into the correct position the key should lie over the entire length of the hub then secure axially e g using a locking ring 4 Push rotor 1 5 by hand using light pressure over both O rings 2 onto the hub 1 the rotor collar should face away from the machine wall or flange plate Make sure the toothing moves easily Do not damage the O rings 5 Push brake body 1 over hub 1 and rotor collar of rotor 1 5 the fixing holes should align with the threaded holes in the flange plate 11 or machine wall On sizes 500 to 1800 Insert 3 hexagon head screws 8 1 for sizes 1300 and 1800 4 pieces evenly spread out into brake body 1 and tighten evenly all round using a torque wrench and tightening torque acc Table 2 6 Push rotor 2 5 1 by hand using light pressure over an O ring 2 onto the hub 1 so that the rotor 2 friction lining 5 1 lies against the brake body 1 the rotor collar should face the machine wall or the flange plate Make sure the toothing moves easily Do not damage the O rings 7 Insert the hexagon head screws 8 into the bores in brake body 2 which are equipped with distance bolts 16 and then join them with brake body 1 see Fig 2 and screw them onto the machine wall or flange plate Tighten the hexagon head scre
8. several thrust springs 14 using frictional locking between the two rotor friction linings 5 1 the armature disk 2 4 and the coil carrier 1 2 The brake is released electromagnetically Installation Conditions LI The eccentricity of the shaft end in relation to the mounting pitch circle may not exceed 0 2 mm LJ The position tolerance of the threads for the hexagon head screws 8 or 8 1 may not exceed 0 2 mm Q The axial run out deviation of the screw on surface to the shaft may not exceed the permitted axial run out tolerance of 0 04 mm on sizes 4 and 8 0 05 mm on sizes 16 to 300 and 0 063 mm on sizes 500 to 1800 according to DIN 42955 R The related diameter is the pitch circle diameter to the brake attachment Larger deviations can lead to a drop in torque to continuous slipping on the rotors and to over heating LI The tolerances of the hub 1 or 1 1 and the shaft are to be chosen so that the hub toothing 1 or 1 1 is not widened Toothing widening leads to clamping of the rotors 5 and 5 1 on the hub 1 or 1 1 and therefore to brake malfunctions recommended hub shaft tolerance H7 k6 If the hub 1 is heated to make joining easier the O ring must first be removed and then re mounted after hub installation The max joining temperature of 200 must not be exceeded LJ The O rings on the hub 1 or 1 1 must be lightly greased LJ Rotors 5 and 5 1 and brake surfaces must be oil and grease free A
9. slowly reduces This delays the rise in braking torque When switching times are not important please switch AC side as no protective measures are necessary for coil or switching contacts gt low noise switching however the brake engagement time is longer c 6 10 times longer than with DC side switching Use for non critical brake times DC side switching Aius e Oe Br ckengleichrichter mayr Bridge rectifier F1 external fuse The power circuit is interrupted between the rectifier and the coil as well as mains side The magnetic field reduces very rapidly resulting in a rapid rise in braking torque When switching DC side high voltage peaks are produced in the coil which lead to wear on the contacts from sparks and to destruction of the insulation gt short brake engagement time e g for emergency OFF operation however louder switching noises Protective Circuit When using DC switching the coil must be protected by a suitable protective circuit according to VDE 0580 which is already integrated in mayr rectifiers To protect the switching contact from consumption when using DC side switching additional protective measures are necessary e g series connection of switching contacts The switching contacts used should have a minimum contact opening of 3 mm and should be suitable for inductive load switching Please make sure on selection that the rated voltage and the rated operation curre
10. suitable counter friction surface steel or cast iron must be available Sharp edged interruptions on the friction surface are to be avoided Recommended surface quality in the friction surface area Ra 1 6 um In particular customer side attachment surfaces made of grey cast iron are to be rubbed down with fine sandpaper grain 400 Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de mayr Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 Table 2 Rotor Nominal air gap thickness a new condition per brake body mm mm 4 8 16 32 64 per brake body mm 8 7 9 95 11 1 12 5 13 9 7 0 16 0 200 300 13 9 500 16 18 18 5 0 8 0 1300 0 5 0 07 1800 1 0 5 0 07 When the maximum air gap has been reached the rotor must be replaced However the brake will already become louder at an air gap gt a 0 2 mm Warning On brakes with reduced braking torque or during operation with overexcitation braking function can no longer be guaranteed when air gap gt maximum air gap Installation Figs 1 2 and 4 1 Dismantle the flange plate 11 dependent on Type from the brake or remove the shipping braces Item 10 only up to size 500 from the hexagon head screws 8 2 If necessary mount the flange plate 11 using cap screws 12 onto the mounting surface
11. 1 and secure using Loctite 243 2 Insert the thrust springs 6 4 onto the raised head screws 6 3 3 Insert the raised head screws 6 3 with the mounted thrust springs 6 4 through the coil carrier 3 into the armature disk 4 bores Push the switch bracket 6 1 onto both the raised head screws 6 3 and apply the locking nuts 6 5 Please Observe On sizes 32 64 and 100 a washer should go between the switch bracket and the locking nut 5 Please ensure correct position of the switch bracket 6 1 The switch bracket 6 1 with the screwed in hand release rod 6 2 must lie over brake body 2 Tighten the locking nuts evenly until the specified adjustment dimension Y has been reached Installation onto Brake Bodies 1 and 2 Size 500 1 Screw out both hexagon nuts 6 5 including their washers from the hand release assembly 6 2 Insert the hand release assembly 6 with the mounted thrust springs 6 4 through the coil carrier 3 into the bores on the armature disk 4 Re apply both hexagon nuts 6 5 secured with Loctite 243 including the washers 4 Tighten both hexagon nuts 6 5 evenly using a torque wrench and a tightening torque of 10Nm 6 64 6 5 6 6 4 6 5 Fig 7a Size 500 Hand Release Sizes 800 to 1800 The hand releases on sizes 800 to 1800 must only be installed and adjusted at the mayr site of manufacture As well as this an Additional Instruction Sheet B 8 7 H GB
12. E 0580 2000 07 Paragraph 4 6 to prevent damage to a o a i the coil insulations or switch contact consumption in extreme conditions this protection is contained in mayr rectifiers Q Install additional protective measures against corrosion if the Guarantee brake is subject to extreme ambient conditions or is installed MO The guarantee conditions correspond with the Chr Mayr in open air conditions unprotected from the weather GmbH Co KG Sales and Delivery Conditions Q Take precautions against freeze up of the armature disk and Mistakes or deficiencies are to be reported to mayr at the rotor in high humidity and at low temperatures once Regulations Standards and Directives Used 98 37 EC Machine directive Conformity Markings 73 23 EEC Low voltage directive The product conforms to the CE according to the low voltage 89 336 EEC EMC directive Bice eee 95 16 EC Elevator directive EN 81 1 Safety directives for construction and Identification installation of elevators and small goods mayr components are clearly marked and described on the elevators Type tag BGV C1 Previously VGB 70 safety directive for theatre stage technical systems DIN VDE 0580 Electromagnetic devices and components Manufacturer general directives mayr Please Observe the Following Standards DIN EN ISO Product name Type 12100 1 and 2 Machine safety DIN EN61000 6 4 Noise emission EN12016 Interference immunity for elevators Serial number escalators
13. Insert the raised head screws 6 3 with the switch bracket 6 1 into the bores on the coil carrier 3 5 Please ensure that the switch bracket 6 1 is in the correct position The switch bracket 6 1 with the screwed in hand release rod 6 2 must lie over brake body 1 and the hand release rod 6 2 must face in the direction of the machine wall 00 T 6 Push the thrust springs 6 4 armature disk side onto the 2000 fo BB raised head screws 6 3 and apply the hexagon nuts 6 5 7 Tighten the hexagon nuts 6 5 evenly until the specified adjustment dimension Y Fig 7 and Table 3 is reached 4 16 32 64 200 Single hand release 30 6 2 6 7 6 6 6 1 6 1 body 1 body 2 Fig 8 E 05 04 2007 TK K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 9 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 _ Sizes 4 1800 B 8 7 GB Deviations on Single Brake Design gt Guidelines gt Hand Release Installation Fig 9 onto The ROBA stop silenzio brake can also be ordered as a Brake Body Sizes 4 to 300 single brake 1 Screw the hand release rod 6 2 into the switch bracket In this oe the seater values for nominal oe 6 1 and secure with Loctite 243 torque electrical nominal power and mas
14. Installation and Operating Instructions for ROBA stop silenzio Type 896 _ Sizes 4 1800 B 8 7 GB Please read the Operational Instructions carefully and follow them accordingly Ignoring these Instructions may lead to lethal accidents malfunctions brake failure and damage to other parts Contents Page 1 Contents Page 9 Single Hand Release Option Manufacturer s Declaration Additional Parts for Standard Hand Release Single Hand Release Installation Page 2 Safety Regulations l l Table 4 Tightening Torques Page 3 Safety Regulations TUV Technical Inspectorate License Page 10 Deviations on Single Brake Design gt Guidelines Page 4 Brake Illustrations n ae d Guideline S gt Deviating Parts Tia een nee ere gt Installation Page 5 Parts List gt Hand Release Installation Sizes 4 to 300 Technical Data gt Hand Release Installation Size 500 Table 1 Technical Data dependent on size ie Page 11 Electrical Connection Guidelines for Single Brakes Magnetic Field Build up Page 6 Friction Work Diagram Magnetic Field Removal State of Delivery Page 12 Release Monitoring Application Release Monitoring Function Function Release Monitoring Wiring Diagram Installation Conditions Table 5 Maximum Switch Performance Page 7 Table 2 Braking Torques Air Gaps Release Monitoring Installation and Adjustment Wrench Openings and Tightening Torques S
15. and moving walkways EN60204 Electrical machine equipment Article number TUV Technical Inspectorate License The installation sizes 200 to 1800 with a microswitch for release monitoring were prototype inspected by the Southern German Technical Inspectorate TUV for their effect as a brake assembly on the drive sheave shaft and as part of the protective assembly against excessive upward moving cage speeds License number Double brake ABV 760 1 Single brake ABV 761 1 05 04 2007 T K K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 3 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 B 8 7 GB 6 2 Option Ay LN Option lt single hand single hand release release 10 8 8 1 N Se 2 4 1 1 1 3 S S e z E 3 Brake 15 body 2 15 14 o gt Sa Cable length _ a Brake j4 standar c 600 mm body 1 on sizes 4 200 and c 1000 mm on sizes 300 1800 Fig 1 Fig D Fig 3 TE ee E ral To a ae Pt Ft Fig 4 Fig 5 Safety and Guideline Signs Danger Guidelines Danger of injury to personnel and damage to Guidelines on important points machines 05 04 2007 T K K AM GC
16. ct the given values These factors should therefore be carefully assessed and alignments made accordingly Please Observe O Mounting dimensions and connection dimensions must be adjusted according to the size of the brake at the place of installation O The brakes are designed for a relative duty cycle of 100 O The brakes are only designed for dry running The braking torque is lost if the friction surfaces come into contact with oil grease water or similar substances O The braking torque is dependent on the present run in condition of the brakes O Manufacturer side corrosion protection of the metallic surface is provided Protection Class l This protection can only be guaranteed if the basic insulation is intact and if all conductive parts are connected to the PE conductor Should the basic insulation fail the contact voltage cannot remain VDE 0580 Protection Mechanical IP 10 Protected against large body surfaces and against large foreign bodies gt 50 mm diameter Not waterproof Protection Electrical IP 54 Dust proof and protected against contact as well as against splashing water from all directions Ambient Temperature 20 C up to 40 C Warning At temperatures of around or under freezing point condensation can strongly reduce the torque During longer downtimes the friction linings can stick to the friction surfaces The user is responsible for taking appropriate countermeasures The
17. d of under the Code No 160214 Mixed Materials or Components under Code No 160216 or the objects can be disposed of by a certified waste disposal firm Brake bodies made of steel girders with coil cable and all other steel components Steel scrap Code No 160117 Aluminium components Non ferrous metals Code No 160118 Brake rotors steel or aluminium girders with friction linings Brake linings Code No 160112 Seals O rings V seals elastomere terminal boxes PVC i 16011 brake installation backwards Pasis Coge No TOIS Warning On hoist drives the drive brake must be load free otherwise there is a danger of load crashes Malfunctions Breakdowns Malfunctions Possible Causes Solutions Brake does not release Q Incorrect voltage on the rectifier Apply correct voltage Q Air gap too large worn rotor Replace rotor Q Interrupted coil Delayed engagement of brake l on emergency OFF Q Brake is switched AC side O Switch DC side Replace brake 05 04 2007 T K K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 13 of 13 Germany eMail info mayr de Antriebstechnik
18. dividual circuits with nominal voltage see Type tag 9 Brake Circuit 1 Inspection 1 Energise brake circuit 2 2 Activate the emergency braking procedure and inspect the stopping distance according to the elevator directives 3 De energise brake circuit 2 Brake Circuit 2 Inspection 1 Energise brake circuit 1 Activate the emergency braking procedure and inspect the stopping distance according to the elevator directives 3 De energise brake circuit 1 Inspection of Both Brake Circuits Energise both brake circuits using nominal voltage see Type tag 9 Activate the emergency braking procedure and inspect the stopping distance according to the elevator directives The stopping distance must be much shorter than the stopping distance individual circuit Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de mayr Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 Hand Release Sizes 4 to 500 The hand release is set and installed manufacturer side Hand Release Installation Figs 7 and 7a Manufacturer side In order to install the hand release the brake must be dismantled and de energised On the sizes 4 to 300 the installation procedure is different on brake bodies 1 and 2 see Fig 7 If the brake is installed in the wrong order it could fail On size 500 the installation procedure for brake bod
19. gised O Cable connections must not be placed under mechanical strain O Check electrical components for signs of damage before putting them into operation Never bring them into contact with water or other fluids O The braking torque is lost if the friction lining and or the friction surface come into contact with oil or grease Appointed Use mayr brakes are for use in machines and systems and must only be used in the situations for which they are ordered and confirmed Using them for any other purpose is not allowed 05 04 2007 T K K AM GC RJ Chr Mayr GmbH Co KG EichenstraBe 1 D 87665 Mauerstetten Page 2 of 13 Germany Guidelines for Electromagnetic Compatibility EMC In accordance with the EMC directives 89 336 EEC ES the individual components produce no emissions However functional components e g rectifiers phase demodulators ROBA switch devices or similar controls for mains side energisation of the brakes can produce disturbance which lies above the allowed limit values For this reason it is important to read the Installation and Operational Instructions very carefully and to keep to the EMC directives Device Conditions The catalogue values are standards which can in E certain cases vary When dimensioning the brakes please remember that installation situations braking torque fluctuations permitted friction work run in behaviour and wear as well as general ambient conditions can all affe
20. ies 1 and 2 see Fig 7a is identical Installation onto Brake Body 1 Sizes 4 to 300 1 Screw the hand release rod 6 2 into the switch bracket 6 1 and secure using Loctite 243 2 Insert the raised head screws 6 3 through the slot bores of the switch bracket 6 1 Please Observe On sizes 32 64 and 100 a washer should go between the screw head and the switch bracket 6 1 3 Insert the raised head screws 6 3 with the switch bracket 6 1 into the bores on the coil carrier 3 4 Please ensure that the switch bracket 6 1 is in the correct position The switch bracket 6 1 with the screwed in hand release rod 6 2 must lie over brake body 1 5 Push the thrust springs 6 4 armature disk side onto the raised head screws 6 3 and apply the hexagon nuts 6 5 6 Tighten the hexagon nuts 6 5 evenly until the specified adjustment dimension Y Fig 7 and Table 3 is reached 6 5 61 63 64 61 65 es iy TW PL LF Brake Brake body 1 H BE body 2 E ETE IA CI AN E Fig 7 Sizes 4 to 300 Table 3 Adjustment Dimension and Hand Release Force Hand release force per lever Dimension Y 35 N 110 N 100 N 130 N 05 04 2007 TK K AM GC RJ Page 8 of 13 Chr Mayr GmbH Co KG Eichenstra e 1 D 87665 Mauerstetten Germany B 8 7 GB Installation onto Brake Body 2 Sizes 4 to 300 1 Screw the hand release rod 6 2 into the switch bracket 6
21. inal 100 120 75 power torque Separation Connection Connection Type Type Type 896 0 896 1 896 2 W af 2x4 axe 2x3 4600 exes exte ef exe 2x10 2x6 3500 2x27 2x28 96 ae 2x16 2x19 2x12 2000 2x33 2x35 10 a ae 2x32 2x40 2x26 250 2x45 2x55 eal 2x64 2x77 2x43 230 2x55 2x775 100 20 2x200 2x235 2x157 1700 2x78 2x17 200 30 2x30 2x360 2x225 150 2x86 2x24 250 s0 soo 2x50 2x60 2x380 1300 2x90 2x30 s0 4 1300 2x130 2x1560 2x980 1000 2x130 2x63 s20 1800 2x1800 2x2150 2x13850 900 2x150 2x79 350 Release of both brakes simultaneously using a lever Guidelines for Single Brakes The ROBA stop silenzio brake can also be ordered as a single brake In this case the individual values for braking torque electrical nominal power and mass apply 05 04 2007 T K K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 5 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 Friction Performance Diagram with n 1500 rpm for sizes 4 to 300 with n 750 rpm for sizes 500 to 1800 100000 11800 10000
22. inspection of the PE conductor connections to all contactable metal parts Demands on the Supply Voltage In order to minimise the noise development on released brakes they may only be operated via DC voltage with low ripple content Operation is possible with AC voltage using a bridge rectifier or another suitable DC supply Supplies whose output voltage show a high ripple content e g half wave rectifiers switch mode power supplies etc are unsuitable for brake operation Device Fuses To protect against damage from short circuits please add suitable device fuses to the mains cable Switching Behaviour The operational behaviour of a brake is to a large extent dependent on the switching mode used Furthermore the switching times are influenced by the temperature and the air gap between the armature disk 4 and the coil carrier 3 dependent on the wear condition of the linings Magnetic Field Build up When the voltage is switched on a magnetic field is built up in the brake coil which attracts the armature disk 4 to the coil carrier 3 and releases the brake 05 04 2007 T K K AM GC RJ Page 11 of 13 Chr Mayr GmbH Co KG EichenstraBe 1 D 87665 Mauerstetten Germany Magnetic Field Removal AC side switching Aius Hen Bruckengleichrichter mayr Bridge rectifier eed lw S fon F1 external fuse B 8 7 GB The power circuit is interrupted in front of the rectifier The magnetic field
23. is included in the brake delivery Noise Damping E Important Please Observe Replacement of damping elements is only permitted at the mayr site of manufacture The noise damping has been set and adjusted manufacturer side However dependent on application or operating conditions torque adjustment switching frequency ambient conditions inherent operating system vibrations etc the noise damping is subject to aging Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de mayr Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 _ Sizes 4 1800 B 8 7 GB Single Hand Release Option not on sizes 300 to 1800 Single Hand Release Installation onto Brake Body 2 The hand release is installed and adjusted manufacturer side 1 Screw in the bracket 6 6 with the cap screw 6 7 into the switch bracket 6 1 vertical to the switch bracket 6 1 as Additional Parts for Standard Hand Release shown in Fig 8 and secure using Loctite 243 Please observe the tightening torques according to Table 4 6 6 Bracket 2 Screw the hand release rod 6 2 into the bracket 6 6 and 6 7 Cap screw secure using Loctite 243 3 Insert the thrust springs 6 4 onto the raised head screws Single Hand Release Installation Figs 7 and 8 6 3 Manufacturer side 4 Insert the raised head screws 6 3 with the mounted thrust springs 6 4 through the coil carriers 3 i
24. nt are sufficient Depending on the application the switching contact can also be protected by other protective circuits e g mayr spark quenching unit although this may of course then alter the switching times Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de mayr Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 Release Monitoring 7 Fig 10 Dependent on Type The ROBA stop silenzio brakes are delivered with manufacturer side adjusted release monitoring One microswitch Item 7 1 per braking circuit signalizes each change in brake condition brake open or brake closed 1 A signal evaluation of both conditions must take place customer side From the time when the brake is energised a period of three 2 times the separation time must pass before the release monitoring system microswitch signal is evaluated Wiring Diagram for each Microswitch 7 1 NC Contact 3 Grey connection Connection when 2 brake closed 4 Input ti Black connection 4 5 NO Contact Blue connection Connection when 6 brake released Function When the magnetic coil in the coil carrier 3 is energised the armature disk 4 is attracted to the coil carrier 3 a microswitch 7 1 emits a signal and the brake is released Please Observe When the hand release 6 is being operated a switching signal 8
25. nto the armature disk For installation of the single hand release the brake must be bores 4 dismantled and _de energised The installation procedure is different for brake bodies 1 and 2 see Figs 7 and 8 If the brake is installed in the wrong order it could fail Push the switch bracket 6 1 onto both the raised head screws 6 3 and apply the locking nuts 6 5 Please Observe On sizes 32 64 and 100 a washer should go between the switch bracket and the locking nut 6 Please ensure correct position of the switch bracket 6 1 i r The switch bracket 6 1 with the screwed in hand release Single Hand Release Installation on Brake Body 1 rod 6 2 must lie over brake body 2 and the hand release 1 Screw in the bracket 6 6 with the cap screw 6 7 into the rod 6 2 must face away from the machine wall switch bracket 6 1 vertical to the switch bracket 6 1 as 7 Tigh he tocia il th ifi shown in Fig 8 and secure with Loctite 243 l pia a bats el ied vo faa mie S PECOCAR Please observe the tightening torque according to Table 4 Tightening torque for cap screw Items 6 7 Nm 2 Screw the hand release rod 6 2 into the bracket 6 6 and secure using Loctite 243 10 24 24 48 48 83 Table 4 3 Insert the raised head screws 6 3 through the slot bores of the switch bracket 6 1 Please Observe On sizes 32 64 and 100 a washer should go between the screw head and the switch bracket 6 1 4
26. rew 7 3 in the direction of the switch 7 1 up to the signal ON and then turn it back to the signal OFF Counter the hexagon head screw 7 3 with the hexagon nut 7 4 Energise the brake gt Signal ON De energise the brake gt Signal OFF If necessary re adjust and repeat the inspection Inspection with feeler gauge 0 15 mm Brake energised gt Signal ON Brake de energised gt Signal ON Inspection with feeler gauge 0 10 mm Brake energised gt Signal ON Brake de energised gt Signal OFF Feeler gauge 0 3 mm between the armature disk 4 and the coil carrier 3 in the area of the switch 7 1 Energise the brake the signal must be ON Paint items 7 4 and 7 2 with safety lacquer Customer side Inspection after Mounting The customer side connection takes place as an NO contact Please inspection the release monitors Brake de energised Signal OFF Brake energised gt Signal ON The microswitches cannot be guaranteed fail safe There must be a suitable entry point for replacement or adjustment Items see Brake 1 Chr Mayr GmbH Co KG EichenstraBe 1 D 87665 Mauerstetten Brake 2 Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de mayr Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 _ Sizes 4
27. rmic Class F 155 The magnetic coil and the casting compound are suitable for use up to a maximum operating temperature of 155 mayr Antriebstechnik Tel 08341 804 0 Fax 08341 804 421 http www mayr de eMail info mayr de Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 B 8 7 GB Safety Regulations These Safety Regulations are user hints only and may not be complete User implemented Protective Measures Liability Q Please cover moving parts to protect against injury through O The information guidelines and technical data in these seizure and catapulted objects documents were up to date at the time of printing Q Place a cover on the magnetic part to protect against injury Demands on previously delivered brakes are not valid through high temperatures l l l l l O Liability for damage and operational malfunctions will not be Q Protect against electric shocks by installing a conductive taken if connection between the magnetic component and the PE conductor on the permanent installation Protection Class 1 the Installation and Operational Instructions are ignored or and by carrying out a standardised inspection of the neglected continuous PE conductor connection to all contactable metal the brakes are used inappropriately parts the brakes are modified varistors spark quenching units or similar devices according he pick handien tedi l to VD
28. s apply 2 Insert the thrust springs 6 4 onto the raised head screws Please Observe 9 3 l l Single brakes do not meet the demands acc 3 Insert the raised head screws 6 3 with the mounted the EN81 1 standard or the thrust springs 6 4 through the coil carrier 3 into the BGV C1 previously VGB 70 DIN 56925 and bores on the armature disk 4 DIN 56921 11 for installation in elevators and 4 Push the switch bracket 6 1 onto both the raised head theatre stage technical systems screws 6 3 and apply the locking nuts 6 5 gt Deviating Parts Please Observe On sizes 32 64 and 100 a washer should go between the switch bracket and the locking nut 5 Please ensure correct position of the switch bracket Item 1 1 hub for single brake 6 1 The switch bracket 6 1 with the screwed in instead of Item 1 hand release rod 6 2 must lie over brake body 1 On sizes 4 300 6 Tighten the locking nuts evenly until the specified Item 8 1 hexagon head screws for single brakes adjustment dimension Y has been reached instead of Item 8 gt Function The braking torque on brake body 1 3 is produced via the pressure force of several thrust springs 14 using frictional locking between the two friction linings of the rotor 5 the armature disk 1 4 and the flange plate 11 or machine wall gt Installation Figs 1 3 and 4 1 Y Dismantle the flange plate 11 dependent on Type
29. t touch voltage carrying cables and components To prevent injury or damage only professionals and specialists should work on the devices Danger This warning applies if O the electromagnetic brakes are used incorrectly O the electromagnetic brakes are modified O the relevant standards for safety and or installation conditions are ignored Warning Before product installation and initial operation please read the Installation and Operational Instructions carefully and observe the Safety Regulations Incorrect operation can cause injury or damage The electromagnetic brakes have been developed in accordance with the latest technology regulations and are at the point of delivery operationally safe Warning Without a conformity inspection this product is not suitable for use in areas where there is a high danger of explosion This statement is based on the directive 94 9 EC ATEX directive Please Observe O Only specialists who are trained in the transport installation operation maintenance and general operation of these devices and who are aware of the relevant standards should be allowed to carry out this work O Technical data and specifications Type tags and documentation must be followed O The correct connection voltage must be connected according to the Type tag O Never loosen electrical connections or carry out installations maintenance or repairs while the voltage connection is ener
30. witch Adjustment Installation Customer side Inspection of the Release Monitoring Brake Inspection after Mounting Dual Circuit Function Inspection Page 13 Maintenance Disposal Page 8 Hand Release Sizes 4 to 500 Hand Release Installation Table 3 Adjustment Dimension Hand Release Hand Release Sizes 800 to 1800 Noise Damping Malfunctions Breakdowns Manufacturer s Declaration This product is intended for installation in a machine or system based on the machine directive 98 37 EC It is forbidden to start use of the product until the machine or system into which it should be built is operating in accordance with the EC directives The product corresponds to the low voltage directive 73 23 EEC The product corresponds to the elevator directive 95 16 EC The customer is responsible for compliance with the EMC directive 89 336 EEC Please Observe According to German notation decimal points in this document are represented with a comma e g 0 5 instead of 0 5 05 04 2007 T K K AM GC RJ Chr Mayr GmbH Co KG Tel 08341 804 0 Eichenstra e 1 Fax 08341 804 421 ma yr D 87665 Mauerstetten http www mayr de Page 1 of 13 Germany eMail info mayr de Antriebstechnik Installation and Operating Instructions for ROBA stop silenzio Type 896 Sizes 4 1800 B 8 7 GB Safety Regulations These Safety Regulations are user hints only and may not be complete Danger Danger of death Do no
31. ws 8 evenly all round using a torque wrench and tightening torque acc Table 2 8 Inspect air gap a according to Table 2 The nominal air gap must be present 05 04 2007 T K K AM GC RJ Page 7 of 13 Germany Maximum air gap Chr Mayr GmbH Co KG EichenstraBe 1 D 87665 Mauerstetten B 8 7 GB Fixing screws with wrench openings and tightening torques Items 8 and 8 1 Item 12 3 x M4 3 x M5 3 x M6 3 x M6 3 x M8 6 x M8 6 x M10 6 x M12 6 x M16 6 x M16 8 x M16 8 x M20 Brake Inspection Before brake initial operation Braking torque inspection Compare the braking torque specified on order with the braking torque printed on the Type tag Carry out a release check by energising the brake or by activating it manually with the hand release dependent on Type Carry out a release monitoring functional inspection see page 12 dependent on Type Dual Circuit Brake Function Inspection The ROBA stop silenzio brake has a doubly safe redundant braking system If one brake circuit fails the braking effect is still maintained Warning If the elevator starts to move after releasing one brake circuit or if it does not slow down appreciably during the braking procedure switch off the energised coil immediately The dual circuit braking function is not guaranteed Stop the elevator dismantle the brake and inspect it The individual circuit inspection takes place by energising the in
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