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INTORQ BFK557, Translation Of The Original Operating Instructions

The INTORQ BFK557 is an innovative electromagnetic brake with high performance capabilities. For detailed instructions on how to operate this product safely and effectively, download the free Translation Of The Original Operating Instructions manual from our website. Ensure proper installation and maintenance by following the guidelines provided in the manual.

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Mechanical installation

Kendrion INTORQ | BA 14.0223 | 04/2022

27

5.5.2

Assembly of the flange

A

B

C

Fig. 8: 

Mounting the flange

A

Flange

B

Hub

C

End shield

1. Place the flange against the end shield.

2. Align the through holes in the flange to the threads of the fastening bore holes in the end shield.

3. The further work steps are identical with the assembly of the brake as described in the chapter Mount-

ing the BFK557-06 to -12, Page 25.

Summary of Contents for BFK557

Page 1: ...INTORQ BFK557 Spring applied brake with electromagnetic release Translation of the Original Operating Instructions www kendrion com...

Page 2: ...he time of printing Claims referring to drive systems which have already been supplied cannot be derived from this infor mation illustrations and descriptions We do not accept any liability for damage...

Page 3: ...Q B FK Not coded Connection voltage hub bore diameter options Checking the delivery After receipt of the delivery check immediately whether the items delivered match the accompanying pa pers Kendrion...

Page 4: ...lications 12 3 2 Layout 12 3 2 1 Sizes 06 to 12 12 3 3 Function 13 3 4 Braking and release 13 3 5 Project planning notes 13 3 6 Optional configuration 14 3 6 1 Hand release optional 14 3 6 2 Optional...

Page 5: ...agement 33 6 1 4 DC switching at mains fast engagement 34 6 2 Minimum bending radius for the brake connection cable 35 6 3 Bridge half wave rectifier optional 35 6 3 1 Assignment Bridge half wave rect...

Page 6: ...ions 43 8 2 1 Maintenance intervals 43 8 3 Maintenance 43 8 3 1 Checking the components 44 8 3 2 Checking the air gap 44 8 3 3 Release voltage 44 8 3 4 Brake replacement 45 8 4 Spare parts list 46 9 T...

Page 7: ...e and perfectly readable condition 1 2 Conventions in use This document uses the following styles to distinguish between different types of information Spelling of numbers Decimal separator Point The...

Page 8: ...tuation which if not avoided will result in death or seri ous injury WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION CA...

Page 9: ...and 20 C PN W Rated coil power at rated voltage and 20 C Q J Quantity of heat energy QE J Max permissible friction energy for one time switching thermal parameter of the brake QR J Braking energy fric...

Page 10: ...witching off the supply voltage to the beginning of the torque rise t12 ms Rise time of the braking torque time from the start of torque rise until reach ing the braking torque tue s Over excitation p...

Page 11: ...operation Take appropriate safety measures to ensure contact touch protection Follow all specifications and information found in the Operating Instructions and the corresponding documentation These m...

Page 12: ...ay never be operated beyond their specified performance limits The technical specifications refer to Techni cal specifications Page 15 must be followed to comply with the proper and intended usage Any...

Page 13: ...armature plate To re lease the brake the coil of the stator is energized with the DC voltage provided The resulting magnetic flux works against the spring force to draw the armature plate to the stato...

Page 14: ...is available as an option 3 6 2 Optional flange If no suitable friction surface is available an optional flange can be delivered 3 6 3 Optional friction plate A friction plate can be used if there is...

Page 15: ...istics Size Brake torque Max permissible switching energy Air gap Moment of in ertia of rotor Weight of brake Rated value at n 100 rpm Rated value of the H version MK MK QE SLN 1 SLmax JRotor m Nm Nm...

Page 16: ...incapacity of the brake It is very important to comply with the minimum thread depth of the end shield refer to the table Mounting data Page 16 If the required thread depth is not maintained the faste...

Page 17: ...5 0 098 2101 18 7 215 0 087 2472 20 250 0 08 3125 08 23 24 0 958 25 04 24 103 0 233 442 23 127 0 181 701 23 5 180 0 131 1379 24 5 205 0 12 1715 23 215 0 107 2010 23 5 250 0 094 2660 10 24 24 1 0 24 0...

Page 18: ...g torque is not free of time lags For emergency braking short engagement times for the brake are absolutely essential The DC side switching in connection with a suitable spark suppressor must therefor...

Page 19: ...gy operating frequency operating times 1 The maximum permissible friction energy QE relates to the standard friction lining 2 These operating times are specified for usage of Kendrion INTORQ bridge ha...

Page 20: ...e size Depending on the natural oscillation after installation operating conditions and the state of the friction sur faces the brake may squeak during braking 4 6 Labels on product There is a packagi...

Page 21: ...on INTORQ Manufacturer ta 50 C Permissible ambient temperature Class F Insulation class F BFK557 10 Type refer to Product key Page 3 205 V DC Rated voltage 27 W Rated power 20 H7 Hub diameter No 33007...

Page 22: ...nces apply only to the materials mentioned Consult with Kendrion IN TORQ before using other materials written confirmation is required for such usage If a friction plate is used as a counter friction...

Page 23: ...gauge Feeler gauge Size Torque wrench Insert for hexagonal socket Allen screws Measuring range Wrench width Nm mm 06 1 to 12 3 08 4 10 5 12 5 3 Preparing the installation 1 Remove the packaging from...

Page 24: ...mm diameter k6 Greater than 50 mm diameter m6 Recommended roughness of the shaft Rzmax 10 Tensile strength of the hub material Sizes 06 12 Tensile strength Rm 460 N mm2 A B D E C Fig 5 Mounting the hu...

Page 25: ...deliv ered 5 5 1 Mounting the BFK557 06 to 12 A B C D E Fig 6 Mounting for sizes 06 to 12 A Spring applied brake B Mounting protection rubber ring C Friction plate optional D End shield E Socket head...

Page 26: ...ke B Assembly lock rubber ring C Friction plate optional D End shield E Socket head cap screw for fas tening the brake 3 Remove the assembly lock the rubber ring 4 Screw the spring applied brake to th...

Page 27: ...flange A Flange B Hub C End shield 1 Place the flange against the end shield 2 Align the through holes in the flange to the threads of the fastening bore holes in the end shield 3 The further work st...

Page 28: ...Assembly of the cover ring with friction plate A Cover ring B Stator C Socket head cap screw D Armature plate E Sleeve bolt F Friction plate G End shield A B E C D F G E A E F D Fig 10 Assembly of th...

Page 29: ...only be used in conjunction with a flange or friction plate 1 Pull the cables through the cover ring 2 Slide the cover ring over the stator 3 Press the corresponding lips of the cover ring into the g...

Page 30: ...ly be made by trained electricians Make sure that you switch off the electricity before working on the connections There is a risk of unintended start ups or electric shock NOTICE Make sure that the s...

Page 31: ...Fig 11 Supply Phase neutral Bridge rectifiers Half wave rectifiers BEG 1xx UN V DC 0 9 UV V AC BEG 2xx UN V DC 0 45 UV V AC 3 3 U2 W2 V2 UN L1 L2 L3 UV V1 U1 W1 UV 4 pole BEG 14x BEG 24x 6 pole BEG 16...

Page 32: ...Supply Phase neutral Bridge rectifiers Half wave rectifiers BEG 1xx UN V DC 0 9 UV V AC BEG 2xx UN V DC 0 45 UV V AC 3 3 U2 W2 V2 UN L1 L2 L3 UV V1 U1 W1 UV 6 pole BEG 16x BEG 26x Fig 14 Supply Phase...

Page 33: ...15 Supply Phase N Bridge rectifiers Half wave rectifiers BEG 1xx UN V DC 0 9 UV V AC BEG 2xx UN V DC 0 45 UV V AC L1 L2 UV UN 4 pole BEG 14x BEG 24x 6 pole BEG 16x BEG 26x Fig 16 Supply Phase phase B...

Page 34: ...0 45 UV V AC 1 For most regional national high voltage mains voltages this only makes sense for supplies on L1 and N L1 N L1 L2 UV UN 4 pole BEG 14x BEG 24x 14 198 00 xx or Fig 18 Supply Phase phase o...

Page 35: ...ndrion INTORQ Once a set overexcitation period has elapsed the bridge half wave rectifiers switch over from bridge recti fication to half wave rectification Terminals 3 and 4 are in the DC circuit of...

Page 36: ...tue 20 Min Rated Max Bridge half wave at U1 min at U1 Nom at U1 max V V V A A s s s BEG 561 255 030 160 230 255 3 0 1 5 0 430 0 300 0 270 BEG 561 255 130 1 870 1 300 1 170 BEG 561 440 030 1 230 400 4...

Page 37: ...n Kendrion INTORQ BA 14 0223 04 2022 37 6 3 4 Permissible current load at ambient temperature Fig 20 Permissible current load q If screwed to metal surface good heat dissipation w For other installati...

Page 38: ...ng the brake DANGER There is a risk of injury by electrical shock The live connections must not be touched The brake is designed for operation under the environmental conditions that apply to IP54 pro...

Page 39: ...running when checking the brake DANGER There is a risk of injury by electrical shock The live connections must not be touched 7 2 1 Function check of the brake If a fault or malfunction arises during...

Page 40: ...or 7 2 3 Testing the hand release functionality NOTICE This operational test must also be carried out 1 Make sure that the motor and brake are de energized 2 Pull with some force on the lever until th...

Page 41: ...y electrical shock Live connections must not be touched Take structural design measures on your final product and implement organizational safety rules to ensure that nobody can touch a connection Che...

Page 42: ...use Effect Influencing factors Rotor Service braking Wear of the friction lining Friction work Emergency stops Overlapping wear during start and stop of drive Active braking via the drive motor with s...

Page 43: ...ystem may occur when the brakes are not serviced There fore a maintenance strategy that is adapted to the particular operating conditions and brake loads must be defined for every application For the...

Page 44: ...rmal damage dark blue tar nish Flatness depending on the size Max run in depth rated air gap for the size Refer to the Design of end shield and shaft Page 22 table Refer to the General data Page 15 ta...

Page 45: ...t keep the rotor and stator combined together as deliv ered No adjustment should be made to the air gap 1 Remove the connection cables 2 Loosen the screws evenly and then remove them 3 Pay attention t...

Page 46: ...g applied brake INTORQ BFK557 sizes 06 to 12 Designation Variant A Hand release Size B Complete brake Size Brake torque Voltage with hand release without hand release Bore diameter Keyway according to...

Page 47: ...14 0223 04 2022 47 Electrical accessories Rectifier type Supply voltage Over excitation Coil voltage Holding current reduc tion Coil voltage Size V AC V DC V DC BEG 561 255 030 230 103 205 06 to 12 B...

Page 48: ...coil for short to ground using a multimeter If there is a short to ground replace the complete spring applied brake Check the brake voltage refer to section on defective rectifier voltage too low Wiri...

Page 49: ...the brake Voltage too high Brake voltage does not match the rectifier Adjust rectifier and brake voltage to each other Voltage too low Brake voltage does not match the rectifier Adjust rectifier and...

Page 50: ...les F INTORQ Shanghai Co Ltd 600 6 B No 600 Xin Yuan Nan Road Building No 6 Zone B Nicheng town Pudong 201306 Shanghai 86 21 20363 810 86 21 20363 805 info cn intorq com F INTORQ US Inc USA 300 Lake R...

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