Mayr ROBA-servostop 8982.00 01 Operational Instructions Download Page 1

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Safety brake for servomotors

ROBA

-servostop Lean

Type 8982.00_01
Sizes 40

– 100

Issue status 2022-10

Translation of the Original Operational
Instructions
B.8982.EN

mayr

– power transmission

Reprints and copies

– even extracts – are only permitted with the consent of the manufacturer.

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Summary of Contents for ROBA-servostop 8982.00 01

Page 1: ...Sizes 40 100 Issue status 2022 10 Translation of the Original Operational Instructions B 8982 EN Copyright by mayr power transmission All rights reserved Reprints and copies even extracts are only per...

Page 2: ...ition 13 5 1 7 Pre requisites for Product Application 13 5 2 Technical Data 14 5 2 1 General 14 5 2 2 Tightening torques 15 5 2 3 Friction Work 15 5 2 4 Permitted hub bore 15 5 2 5 Dimensions 16 5 2 6...

Page 3: ...orque which is required to hold a vertical axis load suspended refer ring to the brake Release separate Release designates the procedure through which the magnetic coil is energised the rotor is relea...

Page 4: ...s To prevent injury or damage only professionals and specialists are allowed to work on the components They must be familiar with the dimensioning transport installation initial operation maintenance...

Page 5: ...50 V VDE 0580 must only be connected to a current source in accord ance with IEC 60364 4 41 Extra Low Voltage SELV PELV Please cover moving parts to protect against injury through seizure Place a cov...

Page 6: ...rinciples for design Risk assessment and risk reduction DIN EN 61000 6 4 Interference emission EN ISO 13849 2 Safety of machinery Safety related parts of con trol systems Validation 3 2 Liability The...

Page 7: ...product is not suitable for use in areas where there is a high danger of explosion For application of this product in areas where there is a high danger of explosion it must be classified and marked a...

Page 8: ...ding to the Low Voltage Directive 2014 35 EU only for voltage 75 V and or RoHS Di rective 2011 65 EU with 2015 863 EU 3 6 Identification Type tag mayr components are clearly marked and described on th...

Page 9: ...nt Principle The functional principle applied here is the energy sepa ration principle according to EN ISO 13849 2 Appendix A 2 List of basic safety principles The reliable condition is achieved throu...

Page 10: ...com E Mail public mayr mayr com your reliable partner 4 3 Views Information regarding the strand 2x SPEC 44 Conductor cross section AWG 24 or 0 25 mm Strand diameter 1 02 mm min Bending radius 6 x Len...

Page 11: ...04 421 Page 11 of 27 www mayr com E Mail public mayr mayr com your reliable partner 4 4 Parts List Only use mayr original parts Item Name 1 Coil carrier assembly with coil 2 Armature disk 3 Thrust spr...

Page 12: ...ave been provided with a phosphated or a gas nitrated surface manufac turer side to form a basic corrosion protection CAUTION The rotors 4 may rust up and seize up in corrosive ambient conditions and...

Page 13: ...rmature disk is switched the impact pulse from the armature disk onto the coil carrier or the armature disk onto the rotor 4 gen erates a switching noise which can reach approx 90 dB A The brake is no...

Page 14: ...torques must be taken into account during dimensioning by providing appropriate safety measures Specially for critical applications it is important to consult mayr power transmission and carry out an...

Page 15: ...switchings in a succession J 150 200 230 550 650 850 1000 Dynamic braking torque restrictions Mdyn min in the speed range Mdyn min MN n rpm 0 5000 0 4000 0 3500 0 3000 0 2500 0 2500 0 2000 Mdyn min M...

Page 16: ...0 12 12 15 23 20 d1 max 5 12 20 25 25 30 35 37 D 43 53 62 70 80 90 100 G 22 5 33 5 40 5 40 5 50 57 67 H 48 58 68 78 88 98 108 L 16 35 19 15 21 15 23 3 23 3 25 4 25 9 I 0 2 7 4 9 2 9 5 9 5 10 13 5 12 l...

Page 17: ...onse delay on connection t2 Separation time tO Overexcitation time UN Coil nominal voltage coil voltage UH Holding voltage UO Overexcitation voltage These values are mean values referring to a nominal...

Page 18: ...unction Application in enclosed buildings In tropical regions in high humidity with long downtimes and sea climates only after taking spe cial measures Please contact mayr power transmission Brakes wh...

Page 19: ...add suitable fuse elements to the mains cable supply line 7 3 Switching Behavior The reliable operational behavior of a brake is to a large extent dependent on the switching mode used Further more the...

Page 20: ...oltage Technical Data type tag tO s Overexcitation time tH s Holding time ton s Time with voltage toff s Time without voltage T s Total time tO tH toff UO V Overexcitation voltage bridge voltage UH V...

Page 21: ...DC side switching the coil must be protected by a suitable protection circuit according to VDE 0580 which is integrated in mayr supply and monitoring mod ules To protect the switching contact from con...

Page 22: ...possible to release the brake This can lead to continuous grinding or an unintended drop out of the armature disk 2 The tensile strength Rm of the attachment wall must be at least 300 N mm Lower stre...

Page 23: ...joining the rotor toothing onto the hub toothing 4 Screw the brake together with the bearing flange using the three bores s in the coil carrier 1 see Fig 2 The user is responsible for providing the ca...

Page 24: ...during operation In case of longer storage or downtime the brakes may have to be run in to achieve the specified brak ing torque 10 3 Brake Inspection Before Initial Opera tion Braking torque inspecti...

Page 25: ...gloves safety goggles Use a suction system or wet towels to clean off the brake dust Do not inhale brake dust In case of dust formation a dust mask FFP 2 is rec ommended 13 De installation WARNING Loa...

Page 26: ...le and all other steel components Steel scrap Code No 160117 Brake rotor steel or aluminum pads with friction lin ings Brake linings Code No 160112 Guidelines on the WEEE Directive 2012 19 EU Avoidanc...

Page 27: ...s Breakdowns Malfunction Possible Causes Solutions Brake does not release Incorrect voltage on rectifier No power Air gap too large worn rotor Coil interrupted Screws in thread s1 too long Apply corre...

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