Power Transmission Installation and Operating Instructions for Brake
Contents
1. Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 The brake is attached with 4 screws The tightening torques refers to screws lubricated with Molycote MoS2 So the screws must be lubricated with Molycote MoS2 Size 018 024 028 038 Screw size M10 10 9 M12 10 9 M16 10 9 M20 10 9 Tightening torque lubricated with MoS2 RANN 108 Nm 264 Nm 517 Nm Tab 8 1 Information To facilitate installation you may fix the brake in position initially with a single screw before swinging it to the point at which the other screws can be inserted as well Attention The air gap between brake pad and brake disc is to be adjusted after the first installation and after replacement of brake pads After the Adjustment of the air gap the setting screw Pos 17 and Pos 41 must be fixed with the nut Pos 16 and Pos 40 see Fig 8 1 or Fig 8 2 8 4 Electrical Connection Attention Danger of crushing To protect the electronic against too fast switching a security feature is integrated in the electronic The security feature locks the supply voltage and the brake cannot be opened After 20 s the electronic will pass the supply voltage and the brake will open automatically If this happen do not touch the brake until the brake is open again Installation and2. 4430 Da 710 800 800 1050 1320 1930 2580 5070 Clamping force adjustable 60 100 50 100 60 100 50 100 80 100 60 100 60 100 3 Distance S mm 15 5 22 5 14 19 4 5 13 5 1 Braking force and braking torque is calculated with a theoretical friction coefficient of 0 4 and 100 clamping force 2 D Outer diameter of the brake disc in mm 9 With the distance S 100 clamping force is achieved With S 0 mm the smallest adjustable clamping force is achieved Tab 8 4 8 6 Manual brake release For manual brake release you can use the assembly locking nut Pos 25 and washer Pos 26 see Fig 5 1 To open the brake screw on the nut Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 9 Commissioning Attention To switch the brake without brake disc is only allowed if the assembly locking nut Pos 25 in Fig 5 1 remains on the brake and is loosened not more than 4 mm Before commissioning you have to switch on the electric current the solenoid holds the brake open and the assembly locking nut Pos 25 Fig 5 1 is to be removed The brake is now ready for operation 10 Disassembling the brake Danger to life and limb When disassembling the brake it is essential to ensure that the entire drive train is secured against inadvertent activation Rotating componen
3. NC Brake closed NO Adjust brake pad wear NO 3500 1 12005 000000 3500 1 12004 000000 3500 112004 000000 size 024 Brake open NC Brake closed NO Adjust brake pad wear NO 3500 1 12005 000000 3500 1 12004 000000 3500 1 12004 000000 size 028 Brake open NO Brake closed NO Adjust brake pad wear NO 3500 1 12002 000000 3500 1 12002 000000 3500 1 12002 000000 size 038 Brake open NO Brake closed NO Adjust brake pad wear NO 3500 1 12003 000000 3500 1 12003 000000 3500 1 12003 000000 Tab 12 1 To adjust the inductive proximity switch for brake pad wear you can increase the airgap between brake disc and brake pad on each side to a value of 0 6mm Then switch off the brake brake is closed Then fasten the inductive proximity switch in a way that the LED is almost glowing Then reduce the airgap to 0 3mm again Switch on the brake the LED must not glow after the brake is in open position Test the proper function by switching the brake The LED of the proximity switch must glow if the brake status you want to detect is reached Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Brake status indication size 018 and 024 Brake open Brake pad wear adjustment necessary Brake closed Brake status indication size 028 Brake closed Brake pad wear adjustment necessary Brake open Brake status indication siz
4. Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Issue 13 07 15 drawn MAYA checked EISF pages 25 page 14 Attention Only trained electrician are allowed to connect the brake with the supply voltage The trained electrician must be familiar with the relevant standards e g in Germany DIN VDE 0113 mandatory Do not connect the brake directly to the supply voltage Attention A motor protection switch is not allowed A motor protection switch destroys the electronic Attention To switch the brake without brake disc is only allowed if the assembly locking nut Pos 25 in Fig 5 1 remains on the brake and is loosened not more than 4 mm Attention To use the brake the electronic Pos 34 included in the scope of delivery is The following rules must be observed a It is not allowed to use coiled cables in the supply line e g cable drum reserve cable loops or the like b For safe operation of the brake a sufficient grid quality is necessary See also the standards of grid quality c If electrical motors are connected in parallel to the brake overvoltage protection switches must be used recommended products are Bourns type 1250 serial code 1250 1S 400 or 1250 2S 400 do not use inductive line filters or inductive overvoltage filters d Before replacing the electronic check the
5. and Pos 40 Remove the assembly locking nut Pos 25 Fig 5 1 The brake is now ready for operation again A Attention The gap between brake disc and brake pad on each side should be 0 3 mm for size 018 0 2 mm A greater gap will reduce braking force Consider the maximum permissible wear of the brake pads see table 11 1 Size 018 Residual thickness Brake disc thickness from 8 11mm and 16 17 mm 9 mm Brake disc thickness from gt 11 15 mm and gt 17 20 mm 7 mm Size 024 Residual thickness Brake disc thickness 10mm and 18 19 mm 13 mm Brake disc thickness from gt 10 16 mm and gt 19 26 mm 11 mm Size 028 Residual thickness Brake disc thickness 10mm and 18 19 mm 17 mm Brake disc thickness from gt 10 16 mm and gt 19 26 mm 13 mm Size 038 Residual thickness Brake disc thickness from 22 23 mm 17 mm Brake disc thickness from 12 5 20 mm and gt 23 30 mm 15 mm Residual thickness backplate of the brake pad residual brake pad Tab 11 1 Brake pad replacement Before replacing the brake pads Pos 1 ensure that the mass held by the brake is secured to prevent movement as parts of the brake must be loosened removed for replacement Before replacing the brake pads switch on the electric current the solenoid opens the brake and secure the the brake with the assembly locking nut Pos 25 and wash
6. brake pad replacement 12 Accessories switches 12 1 Installing and connecting the inductive proximity switches for brake closed brake open and brake pad wear adjustment necessary Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 1 General remarks 1 1 General safety instructions Please read these installation and operating instructions carefully before installing and operating the brake Please refer also to the drawings in the various sections Safety must be given the highest priority during all work performed on the brake Switch off the drive unit before performing work on the brake Rotating components e g brake disc must be secured by the operator to prevent accidental contact 1 2 Special safety instructions Danger to life and limb It is essential to secure the entire drive train against inadvertent starts during brake installation and maintenance Rotating components can cause severe injuries Therefore rotating components e g brake disc must be secured by the operator to prevent accidental contact 2 Function Markings Technical Details Parts list 2 1 Function The brakes of type EV an EH are machine components used for the purpose of braking accelerated masses safely and reliably The combination of brake and brake disc provides a complete brake unit capable of securing machines and
7. equipment system effectively Thanks to its universal design it can perform the following functions e Asa holding or parking brake it prevents the unintended start of a stationary shaft e As a stopping brake it brings a rotating shaft to a complete standstill Braking force is generated by spring force The brake is released electromagnetically 2 2 Markings These installation and operating instructions apply to e the types EV018FEM EV024FEM EVO28FEM EV0O38FEM EHO18FEM EH024FEM EHO28FEM und EHO38FEM e installation on horizontal brake discs and vertical brake discs in combination with horizontal shafts e for models with and without switches e for different brake pad material and for brake pads with signal cables Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically released Size 018 024 028 038 E 09 754e Issue 13 07 15 drawn MAYA checked EISF pages 25 On the brake you can find a name plate with a 16 digit material number Only with that type number you can specify the brake Please consult the drawings in each section when using this instructions 2 3 Technical details EV EH EV EH EV EH EV EH 018FEM 024FEM 028FEM 038FEM Clamping force at 380 400 415VAC 3000 N 5000 N 10000 N 20000 N Nominal air gap each side 0 3 mm 0 3 mm 0 3 mm 0 3 mm Max friction pad wear 2 5 mm 5 mm 7 mm 7 mm
8. 13 07 15 drawn MAYA checked EISF pages 25 S A A D 1 ap Ome LK Brake EV FEM and EH FEM Spring activated electromagnetically b fa k l a a E O 5 i a D i D Q O pe a c fa x a A Ss CBI lar X 2 4 Drawing and Parts list Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Issue 13 07 15 drawn MAYA checked EISF pages 25 Information For a clear assignment the 16 digit material number of the brake is necessary Quantity Part Nomenclature 018 024 028 038 Set brake pad Solenoid housing with coil Solenoid lid Slide bushing Tension spring Retaining plate Washer DIN125 Hexagon head screw ISO4017 9 Coiled spring pin 10 Bearing pin 11 Slide bushing 12 Slide bushing 13 Calotte 14 Cylindrical roller DIN5402 15 Cylindrical roller DIN5402 16 Hexagon nut 17 Threaded pin with hexagon head 18 Threaded pin 19 Slide bushing INIIAI NJ gt l l n olol a la l afajsaja a afajajrpsa alolo aA a m a a a ajajaja a af aja ps a alolof aA a m a a a afajaja a afajajrps a alolo aA aA aja a a Installation and Operating Instructions for Brake EV F
9. EM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 20 Wiper 1 21 Washer DIN125 1 22 Hexagon nut DIN985 1 23 Hexagon socket head cap screw DIN912 1 24 Washer DIN125 1 25 Hexagon nut DIN934 1 26 Washer DIN125 1 1 1 1 1 1 1 27 Spring compressor 28 Dowel pin 29 Lever 30 Washer a af of S S S So aat a af of S S Se Sy oy aa 31 Lever pressure piece 32 Slide bushing 33 Electronic housing 34 Electronic 1 35 Plug GSA3000 36 Gasket flat GSA 53 Attachment plate V 54 Adapter plate H 55 Attachment plate H 56 Hexagon socket head cap screw DIN6912 57 Attachment plate H 58 Electronic housing 018 59 Socket CA3 GD 60 Plug CA3 LD 61 Plug CA3 LS 62 Socket CA3 GS 1 1 1 2 1 1 1 1 1 1 1 1 37 Gasket flat GDM 1 1 1 38 Plug GDME 1 1 1 39 Base plate 1 1 1 40 Hexagon nut 1 1 1 41 Threaded pin with hexagon head 1 1 1 42 Hexagon socket head cap screw DIN912 4 4 4 43 Spring compression nut 1 1 1 44 Threaded pin 1 1 1 45 Washer 4 4 1 46 Compression spring 1 1 1 47 Guide rod 1 1 1 48 Circlip AV 2 2 2 49 Guide rod 2 2 2 50 Slide bushing 2 2 2 51 Compression spring 2 2 2 52 Screw 2 2 2 1 1 1 1 1 3 1 1 k i re aak ee eee Oe ee 1 1 1 Installation and Operating Instructions
10. FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Adjust grid frequency toggle switch ON 60 Hz frequency frequency toggle switch 1 50 Hz see Fig 8 4 Degree of protection IP 65 gasket necessary in the scope of delivery Electrical fuse 16 A time lag No motor protection switch supply cable 1 5 2 5 mm not longer than 50m do not lay the supply cable together with other electrical motors in one cable duct cable between CA3 LS 1 5 2 5 mm flexibel not longer than 3m and GDME 2011 Switching function directly on the operating voltage double pole switching Switching device Inrush current 15 A eff for 0 3ms than smaller 1 A eff After the electrical connection you have to check the protective earth conductor function according DIN VDE 0113 or EN 60204 8 5 Braking force adjustment The entire surface of both brake pads must be in contact with the brake disc in order to achieve the optimum braking effect The brake pads must also be heated briefly to approx 200 C Therefore multiple brief braking operations under low spring force and rotating brake disc are required to heat the brake pads Attention If the brake is used as parking brake the brake torques specified are not met Reductions of up to 50 of the braking torques are possible Attention If the brake cannot be run in the braking torques listed in our publication no 46 can
11. Friction pad wear without adjustment 0 5 mm 0 5 mm 0 5 mm 0 5 mm Clamping force braking torque 50 100 50 100 60 100 60 100 adjustable Weight kg 6 5 kg 13 kg 24 kg 50 kg Smallest brake disc diameter 125 mm 250 mm 300 mm 430 mm type 12 5 8 bis 15mm 10 bis 16 mm 10 bis 16 mm 12 5 bis 20 mm Brake disc thickness type 25 16 bis 20 mm 18 bis 26 mm 18 bis 26 mm 22 bis 30 mm 230 240VAC 230 240VAC 230 240VAC 380VAC Supply voltage 380VAC 380VAC 380VAC A00 415VAC 400 415VAC 400 415VAC 400 415VAC Supply voltage frequency 50 or 60 Hz 50 or 60 Hz 50 or 60 Hz 50 or 60 Hz Electric fuse 16 A time lag 16 A time lag 16 A time lag 16 A time lag Power consumption brake open 10 W 10 W 20 W 30 W Electrical degree of protection IP 65 IP 65 IP 65 IP 65 Insulation class PE conductor PE conductor PE conductor PE conductor Duty cycle 100 100 100 100 Max switching frequency at 20 C ainbleni tenicersture 240 h 240 h 240 h 240 h Ambient temperature 30 65 C 30 C 65 C 30 465 C 30 C 65 C The nominal clamping force and the adjustment range reduces with the use of 230 240 supply voltage See also chapter 8 4 2 The max allowable friction pad wear depends on the brake disc thickness See also chapter 11 2 3 Higher ambient temperature as 20 C reduces the max switching frequency per hour E 09 754e released Size 018 024 028 038 Issue
12. RINGSPANN Power Transmission Installation and Operating Instructions for Brake EV EH 018 FEM EV EH 024 FEM EV EH 028 FEM EV EH 038 FEM E 09 754e RINGSPANN GmbH Schaberweg 30 34 Telephone 49 6172 275 0 www ringspann com 61348 Bad Homburg Telefax 49 6172 275 275 mailbox ringspann com Germany Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 IMPORTANT Please read these instructions carefully before installing and operating the product Your particular attention is drawn to the notes on safety These installation and operating instructions are valid on condition that the product meets the selection criteria for its proper use Selection and design of the product is not the subject of these installation and operating instructions Disregarding or misinterpreting these installation and operating instructions invalidates any product liability or guarantee by RINGSPANN the same applies if the product is taken apart or changed These installation and operating instructions should be kept in a safe place and should accompany the product if it is passed on to others either on its own or as part of a machine to make it accessible to the user SAFETY NOTICE e Installation and operation of this product should only be carried out by skilled personnel e Repairs may only be carried out by the manufacturer o
13. coil of the solenoid to be shure that the coil is not damaged Please consult RINGSPANN Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 For the electrical connection oft he brakes size 024 028 and 038 a plug GDME 2011 Hirschman is in the scope of delivery GDME 2011 GDME 2011 Electronic Fig 8 3 Electronic Contact assignment 1 L1 plug GDME 2011 2 L2 or N 3 not connected PE ground Adjust grid f frequency toggle switch ON 60 Hz frequency frequency toggle switch 1 50 Hz see Fig 8 3 Degree of protection IP 65 gasket necessary in the scope of delivery Electrical fuse 16 A time lag No motor protection switch Supply cable f 1 5 2 5 mm flexible do not lay the supply cable together with other electrical motors in one cable duct Switching function directly on the operating voltage double pole switching Switching device Inrush current 20 A eff for 0 3s than smaller 1 A eff After the electrical connection you have to check the protective earth conductor function according DIN VDE 0113 or EN 60204 Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 For the size 018 a seperate electronic modu
14. e 038 Brake closed Brake pad wear adjustment necessary Brake open Bild 12 2 Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Technical details of the inductive proximity switch For inductive proximity switch 3504 000070 000000 contained in switch kit 3500 1 12003 000000 3500 1 12002 000000 und 3500 1 12004 000000 Switching function PNP Closer NO Sensing range 4 mm non flush Operating voltage 10 36 V DC Current rating 150 mA Current consumption lt or 15 mA Voltage drop lt 2 5V Polarity protect yes Status indication LED yellow Housing brass coated Protection IP 67 Connection M12 connector Ambient temperature 25 bis 80 C Short curcuit protection yes Wiring pt is 4 2 a For inductive proximity switch 3504 000071 000000 contained in switch kit 3500 112004 000000 Switching function PNP Opener NC Sensing range 4 mm non flush Operating voltage 10 36 V DC Current rating 150 mA Current consumption lt or 15mA Voltage drop lt 2 5V Polarity protect yes Status indication LED yellow Housing brass coated Protection IP 67 Connection M12 connector Ambient temperature 25 bis 80 C Short curcuit protection yes Wiring
15. er Pos 26 see Fig 5 1 Switch off the electric current Remove all tension springs Pos 5 and one of two retainig plates Pos 6 each side see Fig 11 1 Pull out the old brake pads and screw out the set screws Pos 17 and Pos 41 Fig 8 1 so that the new brake pads can easily inserted Take care that the chamfer on the brake pad is on the Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically released Size 018 024 028 038 E 09 754e outer diameter of the brake disc and the friction material of the brake pad is on the brake disc side Fasten the retaining plates again tightening torque see table 11 1 Fig 11 1 Size 018 Size 024 Size 028 Size 038 Screw M6 8 8 M8 8 8 M10 8 8 M12 8 8 Tightening torques 1 11 Nm 27 Nm 54 Nm 93 Nm Screw secured with Loctite 243 Tab 11 1 After replacing the brake pads you have to adjust the air gap between the brake disc and the brake pad See the first steps in this chapter 12 Accessories switches for brake closed brake open and brake pad wear adjustment Necessary Option 12 1 Installing and connecting the inductive proximity switches for brake closed brake open and brake pad wear adjustment necessary Danger to life and limb The inductive proximity switch may be installed and or replaced only when the equipment system and or working machine is at a complete standstill Installati
16. for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 3 Proper use specified purpose The brake may only be connected with 230VAC 240VAC 380VAC 400VAC or 415VAC with 50Hz or 60Hz and corresponding to the technical details The electrical connection and the adjustment of the frequency see chapter 8 4 The brake is designed for use as a holding parking brake and or stopping brake Other uses are improper and incompatible with the specified purpose RINGSPANN assumes no liability for damages resulting from improper use The risk is assumed by the user alone 4 Improper use Operating the brake with other supply voltage as specified in the technical details is prohibited To switch the brake without brake disc is only allowed if the assembly locking nut Pos 25 in Fig 5 1 remains on the brake and is loosened not more than 4 mm Repeated switching without brake disc and without assembly locking nut can damage the brake Unauthorized constructive modifications of the brake are similarly prohibited For damages caused by switching the brake without brake disc or unauthorized constructive modifications RINGSPANN assumes no liability for damages resulting from improper use The risk is assumed by the user alone Attention To switch the brake without brake disc is only allowed if the assembly locking nut Pos 25 and washer Pos 26 in Fig 5 1 remains on the brake and the
17. ing agent it is important to ensure that neither these cleaners nor any cleaner residues come in contact with the brake pads This is especially important in the case of brakes used only as parking brakes as no dynamic braking operations take place during which thinner residues would be rubbed off the brake disc Please note Oil and rust proofing agent residues reduced friction coefficient and thus diminish transmissible braking torque substantially Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 8 2 Prior assembly and installation Prior to installation check to ensure that the mounting surface is even and concentric run between the brake disc and the mounting surface is within the tolerance range of 0 2 mm Ensure that the parallel gap of 0 2 mm between the brake disc and the mounting surface is not exceeded Check the axial movement of the brake disc Axial movement must not exceed 0 2 mm Maximum permissible lateral brake disc wobble is 0 1 mm Greater wobble may cause rattling and shaking of the brake unit Attention Check to ensure that the brake disc rotates freely 8 3 Adjust the brake to the brake disc thickness and mount the brake The brake is delivered with a distance between the friction pads of 13 1 mm 20 6 mm or 25 6 mm You can adjust the distance between the friction pads wi
18. le is to be used The electrical connection at the brake is done via a plug GDME 2011 Attention SIZE 018 Do not disconnect the plug GDME 20110r CA3 LS at size 018 while the brake is under voltage this will destroy the solenoid If you have no switch installed you can disconnect the plug CA3 LD incoming supply voltage for testing the function of the brake see Fog 8 4 To protect the electronic against too fast switching a security feature is integrated in the electronic The security feature locks the supply voltage and the brake cannot be opened After 20 s the electronic will pass the supply voltage and the brake will open automatically If this happen do not touch the brake until the brake is open again Attention Danger of crushing For the connection between the brake and the electronic module the plug GDME 2011 and CA3 LS is used To connect the supply voltage to the electronic module a plug CA3 LD is to be used All the plugs are in the scope of delivery and from the company Hirschmann Electronic module supply Magnet solenoid 66 80 ST EY UUeWyJSJIH ozl 01 EY UUeWYISJIH Hirschmann GDME 2011 Fig 8 4 Contact assignment CA3 LD 1 L1 2 L2 or N 3 not connected PE ground cable contact assignment CA3 LS GDME 2011 1 2 2 Installation and Operating Instructions for Brake EV
19. not be achieved Reductions of up to 50 are possible The brakes are preset and delivered with a nominal clamping force at a supply voltage of 380 400 415VAC If the brakes are used with a supply voltage of 230 240VAC you have to reduce the spring force Therefore you have to loosen the threaded pin Pos 44 of the spring compression nut Pos 43 With the spring compression nut you can adjust the distance S see Fig 8 5 according to the values in table 8 3 After the adjustment lock the spring compression nut with the threaded pin Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Issue 13 07 15 Version 1 Mo fh EV EH 018 EV EH 024 EV EH 028 EV EH 038 Supply voltage VAC Fe o a 506 a 8 10 415 415 415 415 Nominal clamping force 100 N 3000 3000 4000 5000 7500 10000 20000 Braking force N 2400 2400 3600 4000 6400 8000 16000 Friction diameter mm Dr Da 46 Da 46 Da 51 Da 51 Da 66 Da 66 Da 76 12 Braking torque Nm at Da 200 185 185 Da 250 245 245 320 400 Da 300 305 305 400 500 700 940 z Da 355 370 370 490 610 870 1160 Da 430 460 460 610 760 1090 1460 2830 Da 520 570 570 750 940 1360 1820 3550 Da 630 700 700 930 1160 1690 2260
20. nut is loosened not more than 4 mm 5 Condition upon delivery The brake is tested prior to delivery The brake is delivered ready to install The compression spring for the clamping force is fixed in the open position by the assembly locking nut Pos 25 in Fig 5 1 Size 018 024 028 038 Assembly locking nut M12 M12 M12 M20 Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Issue 13 07 15 drawn MAYA checked EISF pages 25 page 10 Fig 5 1 6 Handling and storage The weight of the brake depends on the size between 6 5kg and 50kg see also chapter 2 3 The brake is delivered with anti corrosion protection and can be stored in an enclosed dry space for up to 12 months It is important to prevent condensation from forming Moist storage areas are unsuitable 7 Technical requirements for safe and reliable operation Mounting the brake to stable low vibration machine components ensures low screech low noise braking 8 Installation of the RINGSPANN brake 8 1 General instructions for assembly and installation Before installing the brake the brake disc must be cleaned with alcohol e g ethyl or isopropyl alcohol or a water based surfactant solution soapy water etc and then rubbed dry with a clean cloth When cleaning the brake disc with a thinner acetone or a brake clean
21. on and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically released Size 018 024 028 038 E 09 754e Danger When switching the brake the lever Pos 29 and the spring compressor Pos 27 will move very fast You have to go through chapter 8 first before you can assemble the inductive proximity switch The assembly of the inductive proximity switch is only possible after the brake is assembled and the air gap between brake pad and brake disc is set correctly see chapter 8 and 9 To indicate Brake open Brake closed or Brake pad adjustment necessary a inductive proximity switch for each request is to assemble The inductive proximity switch is part of the sensor kit and supplied loose as accessory The sensor kit consists of an inductive proximity switch with two fastening nuts a fastening sheet metal and fastening screws and washers On the brake housing you can find threads to fasten the fastening sheet metal see Fig 12 1 On the metal sheet you have different assembling possibilities for Brake open Brake closed and Brake pad wear adjustment necessary see Fig 12 2 You always get a high signal for each brake status With one sensor kit you can detect only one brake status for further signals you have to order another proximity switch in NC or NO version see Tab 12 1 Sensor kit size 018 Brake open
22. peration e Check brake pads for wear e Check the bolt connection between the brake pad and the machine component as well as the bolt connections for the retaining plates for tightness e Check the electric supply cables sight check 11 2 Brake pad adjustment permissable brake pad wear and brake pad replacement Danger to life and limb Brake pads may be replaced only when the equipment system and or the working machine is at a complete standstill Attention Brake pads must not be worn to a residual thickness mounting plate thickness plus remaining pad material Brake pads must always be replaced in pairs To counter brake pad wear you can adjust the distance between brake pad and brake disc with set screws Pos 41 and Pos 17 see Fig 8 1 or 8 2 Therefore you have to switch on the electric current and screw on the assembly locking nut Pos 25 in Fig 5 1 The gap between brake disc and brake pad on each side should be 0 3 mm A greater gap will reduce braking force Consider the maximum permissible wear of the brake pads see table 11 1 Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically released Size 018 024 028 038 Issue 13 07 15 Version 1 drawn MAYA checked EISF_ pages 25 page 21_ E 09 754e After the adjustment of the gap between brake disc and brake pad lock the set screw Pos 41 and Pos 17 with the locking nut Pos 16
23. r accredited RINGSPANN agents e f a malfunction is indicated the product or the machine into which it is installed should be stopped immediately and either RINGSPANN or an accredited RINGSPANN agent should be informed e Switch off the power supply before commencing work on electrical components e Rotating machine elements must be protected by the purchaser to prevent accidental contact e Supplies abroad are subject to the safety laws prevailing in those countries Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Contents 1 General remarks 1 1 General safety instructions 1 2 Special safety instructions 2 Function Markings Technical Details Parts list 2 1 Function 2 2 Markings 2 3 Technical details 2 4 Drawing and parts list 3 Proper use specified purpose 4 Improper use 5 Condition upon delivery 6 Handling and storage 7 Technical requirements for safe and reliable operation 8 Installation of the RINGSPANN brake 8 1 General instruction for assembly and installation 8 2 Prior assembly and installation 8 3 Adjust to the brake disc thickness and mounting the brake 8 4 Electrical connection 8 5 Brake force adjustment 8 6 Manual brake release 9 Commissioning 10 Disassembling the brake 11 Maintenance 11 1 General maintenance 11 2 Brake pad adjustment permissible brake pad wear and
24. th the setting screw Pos 17 and Pos 41 see Fig 8 1 or Fig 8 2 The adjustment of the air gap between the friction pads and the brake disc is the same as the adjustment of the brake disc thickness You can adjust the air gap with the setting screw Pos 17 and Pos 41 see Fig 8 1 or Fig 8 2 The air gap between the friction pad and the brake disc for the size 018 must not exceed 0 2 mm For the sizes 024 028 and 038 the air gap should be 0 3 mm A bigger air gap reduces the braking force During installation ensure that the brake pads are centred and in full contact with the surface of the brake disc For the distance X and Z see table 8 2 or 8 3 See also Fig 8 1 or 8 2 Type EV018 EV024 EV028 EV038 Distance X 48 mm 64 5mm 79mm 103 mm Distance Z 24 5 mm 19 mm 20 mm 27mm Rubbing surface Y 42 mm 47 mm 62 mm 72mm Tab 8 2 Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Type EH018 EH024 EH028 EHO038 Distance X 60 5 mm 84 5 mm 99 mm 126 mm Distance Z 24 5 mm 19mm 22mm 29 5 mm Rubbing surface Y 42 mm 47 mm 62 mm 72mm Tab 8 3 gp i ei th
25. ts can cause severe injuries Therefore rotating components e g brake discs must be secured against accidental contact To prevent injuries to personnel secure the brake with the aid of an assembly locking device Attention SIZE 018 Do not disconnect the plug GDME 20110r CA3 LS at size 018 while the brake is under voltage this will destroy the solenoid If you have no switch installed you can disconnect the plug CA3 LD incoming supply voltage for testing the function of the brake see Fig 8 4 Secure the open position with the assembly locking nut Pos 25 and washer Pos 26 in Fig 5 1 Therefore you have to switch on the electric current After the brake is secured with the assembly locking nut in open position switch off the electric current Attention Take care that the electric supply cable is currentless Installation and Operating Instructions for Brake EV FEM and EH FEM Spring activated electromagnetically E 09 754e released Size 018 024 028 038 Remove the plug Pos 38 from the brake Attention Secure the brake for disassembly Remove the screws used to hold the brake in place The brake can now removed from the mounting surface 11 Maintenance 11 1 General maintenance Maintenance must be performed on the brake at intervals of 4 weeks up to once a year depending upon the operating load Perform the following checks during every maintenance o
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