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Spring applied, electromagnetic safety brake

BRE 250 ... BRE 400
Protection IP55 / IP66
(Mayr ROBA-stop

-M 250 ... 500)

Issue status 2019-10

Translation of the Original Operational
Instructions

mayr

– power transmission

Reprints and copies

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

your reliable partner

Содержание BRE250

Страница 1: ...5 IP66 Mayr ROBA stop M 250 500 Issue status 2019 10 Translation of the Original Operational Instructions Copyright by mayr power transmission All rights reserved Reprints and copies even extracts are...

Страница 2: ...delivery Please keep them handy and near to the brake at all times Contents Page 1 Front page Page 2 Contents Page 3 Safety and Guideline Signs Guidelines on EU Directives Page 4 Safety Regulations Pa...

Страница 3: ...863 EU RoHS III from 22 July 2019 These restrict the use of certain hazardous substances in electrical and electronic devices as well as in products compo nents category 11 the proper operation of whi...

Страница 4: ...e and secure the system against inadvertent switch on Guidelines for Electromagnetic Compatibility EMC In accordance with the EMC directive 2014 30 EU the individual components produce no emissions Ho...

Страница 5: ...components on the magnetic coils are manufac tured at least to class of insulation F 155 C Protection IP54 Type 891 0_ _ 0 Dust proof and protected against contact as well as against wa ter spray from...

Страница 6: ...on DIN EN 61000 6 2 Interference immunity Liability The information guidelines and technical data in these docu ments were up to date at the time of printing Demands on previ ously delivered brakes ar...

Страница 7: ...erstetten Germany Phone 49 8341 804 0 Fax 49 8341 804 421 Page 7 of 20 www mayr com E Mail info mayr com your reliable partner Brake Illustrations Size 250 Fig 1 Type 891 0_ _ 0 Fig 2 Type 891 0_ _ 0...

Страница 8: ...ten Germany Phone 49 8341 804 0 Fax 49 8341 804 421 Page 8 of 20 www mayr com E Mail info mayr com your reliable partner Brake Illustrations Size 500 Fig 5 Type 891 0_ _ 0 Fig 6 Type 891 0_ _ 0 337 Bi...

Страница 9: ...nsioning acc spring dimensioning 6 Cap screw M10 x 110 DIN EN ISO 4762 3 6 7 Sealing plug 2 D16 12 x 1 5 1 Screw plug M16 x 1 5 with O ring 1 8 Shoulder screw D18 x 44 2 2 9 Cone plug only on Type 891...

Страница 10: ...0 05 mm 0 40 0 2 mm Max permitted air gap a after wear Figs 2 4 6 8 1 0 95 mm 1 0 mm Minimal width of the counter friction surface 14 mm 19 mm Tightening torque Item 6 45 Nm 45 Nm Tightening torque It...

Страница 11: ...th ing of the rotor 4 and the hub 1 Electromagnetic function release Due to the magnetic force of the coil in the coil carrier 2 the ar mature disk 3 is attracted against the spring pressure to the co...

Страница 12: ...ain from using cleaning agents containing sol vents as they could affect the friction material Protect the rotor from rusting up seizing up against the bearing shield the flange plate customer side We...

Страница 13: ...tion of the system EMERGENCY STOP only after brake run in procedure Please carry out conditioning of the friction lining pairing through dynamic braking procedures of the system Recommendation Approx...

Страница 14: ...rrent does not immediately reach its nominal value The coil in ductivity causes the current to increase slowly as an exponential function Accordingly the build up of the magnetic field takes place mor...

Страница 15: ...For 60 Hz operation the max permitted friction work values must be reduced to 70 Friction power diagram for RSM 250 BRE 250 Friction power diagram for RSM 500 BRE 400 Permitted friction work at other...

Страница 16: ...microswitch emits a signal for every brake condition change brake opened or brake closed The customer is responsible for a signal evaluation of both conditions From the point at which the brake is ene...

Страница 17: ...ed by Checking the air gap see above Max permitted air gap see Table 1 Measuring the rotor thickness on the dismantled brake See Table 1 for the minimum rotor thickness We recommend the following regu...

Страница 18: ...ous property Attention H classification H372 Protective measures and rules of behaviour Do not inhale dusts Vacuum the dusts at the point of origin tested suction devices tested filters acc DIN EN 603...

Страница 19: ...o DC voltage Check voltage observe the wiring guidelines Defective electrical wiring Check electrical wiring Defective coil coil is electrically or thermally overloaded Check coil capacity check insul...

Страница 20: ...Check the spring configuration have the brake checked at the place of manufacture Drop in braking torque Excessive wear on the rotor Wear inspection Changes to the friction behaviour on the friction l...