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5 Mechanical installation ............................................................................................................................................ 22

5.1 Design of end shield and shaft ........................................................................................................................... 22

5.2 Tools ................................................................................................................................................................... 23

5.3 Preparing the installation .................................................................................................................................... 23

5.4 Installing the hub onto the shaft.......................................................................................................................... 24

5.5 Mounting the brake ............................................................................................................................................. 25

5.5.1

Mounting the BFK557-06 to -12 ............................................................................................................. 25

5.5.2

Assembly of the flange ........................................................................................................................... 27

5.5.3

Mounting the cover ring.......................................................................................................................... 28

6 Electrical installation................................................................................................................................................ 30

6.1 Electrical connection........................................................................................................................................... 30

6.1.1

AC switching at the motor – extremely delayed engagement ................................................................ 31

6.1.2

DC switching at the motor – fast engagement ....................................................................................... 32

6.1.3

AC switching at mains – delayed engagement ...................................................................................... 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 rectifier – brake size............................................................................... 35

6.3.2

Technical specifications ......................................................................................................................... 36

6.3.3

Reduced switch-off times ....................................................................................................................... 36

6.3.4

Permissible current load at ambient temperature................................................................................... 37

7 Commissioning and operation ................................................................................................................................ 38

7.1 Possible applications of the Kendrion INTORQ spring-applied brake ................................................................ 38

7.2 Function checks before initial commissioning..................................................................................................... 39

7.2.1

Function check of the brake ................................................................................................................... 39

7.2.2

Release / voltage control........................................................................................................................ 39

7.2.3

Testing the hand-release functionality.................................................................................................... 40

7.3 Commissioning ................................................................................................................................................... 41

7.4 Operation ............................................................................................................................................................ 41

Kendrion INTORQ | BA 14.0223 | 04/2022

5

Содержание BFK557

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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