WITTUR servogearless WSG-S2.3 Operating Instruction Download Page 86

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Maintenance/repair

| BA 14.0197 | 11/2010

7.5

Spare−parts list

Only parts with item numbers are available.

The item numbers are only valid for the standard design.

Bore diameter in mm

Standard keyway to DIN 6885/1 P9

BFK464−XX−S−010.iso/dms

Fig. 17

Spring−applied brake BFK464−

S / S.1

Item

Designation

Variant

Complete stator

Voltage

Complete rotor
Complete rotor, noise−reduced

Hub

Bore diameter

Flange

Set of fastening screws
Cheese head screw DIN912

for mounting to the motor
for flange with through hole

Complete manual release

Cover seal

Noise reducer

Summary of Contents for servogearless WSG-S2.3

Page 1: ...ior written per mission of WITTUR Holding GmbH Wittur Holding GmbH reserves the right to make changes in the information and pictures contained in these operating instructions without prior notice WIT...

Page 2: ...hines or their safety standards without prior notice No liability can be accepted for damage injuries or expense arising therefrom We cannot guarantee the correctness and com pleteness of the details...

Page 3: ...eneral 17 7 2 Maintenance intervals 17 7 3 Regreasing the bearings 18 7 4 Replacing the traction sheave 18 7 5 Emergency evacuation 19 7 6 Testing the brake system to EN81 1 19 7 7 Replacing the measu...

Page 4: ...ons of Sale and Delivery shall apply for all our supplies and services Any warranty claims must be made immediately upon discovery of the deficiency or defect We do not accept any warranty or liabilit...

Page 5: ...r installing the machine Repairs may only be carried out by the manufacturer or an authorised repair agency Unauthorised opening and tampering may result in injuries to persons and property The machin...

Page 6: ...brake which can be used to prevent uncontrolled upward movement of the car The nameplate of the lift machine is on the motor frame Seite page 6 Datum date 08 10 2013 Stand version 0 8 3 Product descri...

Page 7: ...ines in the open air Bright parts are not sufficiently preserved to withstand extended periods of exposure Avoid excessive storage periods recommendation max one year After prolonged storage 3 months...

Page 8: ...ons The following ambient conditions must be ensured on site Altitud max 1 000 m a s l Ambient temperature 5 C 40 C Max rel humidity 85 at 20 C no moisture condensation Install the machine so that ven...

Page 9: ...leting the adjusting work or after a breakdown tighten all the fastening bolts of the machine using the specified torque The permissible uneveness of the mounting surface is 0 1mm The mounting surface...

Page 10: ...converter they must not be interchanged We recommend using a converter with a minimum switching frequency of 12 kHz The PTC resistor embedded in the winding must be evaluated in an appropriate manner...

Page 11: ...exceed 2 5VDC 3 x 4000 3 x 1330 3 x 550 3 x 250 20 C 130 C 145 C 150 C Widerstand Resistance Temperatur 155 C 165 C Cable cross section required The currents specified under the machine data refer to...

Page 12: ...inner shield 12 B 13 B 14 DATA 15 A Pin contacts of flanged con nector socket exterior 16 A 17 DATA 5 2 3 Speed Position measuring system The basic version of the lift machines is equipped with an ECN...

Page 13: ...be effected from the DC side However switching must also be performed from the AC side at the same time Wiring with a varistor as shown in the circuitry suggestion on page 15 Note on the use of DC AC...

Page 14: ...artial brake to ensure compliance with the requirements of the type examination M20 Kabelverschraubung f r Kabeldurchmesser 7 12 mm M20 Cable gland for cable diameter 7 12 mm Verschlussschrauben 2xM16...

Page 15: ...n DC side switching and separate control of the partial brakes wechselstromseitiges Schalten der Bremse mit getrennter Ansteuerung der Teilbremsen AC side switching and separate control of the partial...

Page 16: ...itoring switches are functioning properly Is the measuring system properly connected Check that the offset value indicated on the measuring system agrees with the value set on the converter Check the...

Page 17: ...tightening torques When performing any work on the machine or replacing parts make sure that the specified bolt screw strength class and the tightening torques are observed see table Secure the bolts...

Page 18: ...ng gear Remove the three M8 bolts at the pressure disc and the pressure disc itself Insert two fastening bolts into the outer hole circle of the pressure disc 1 and into the traction sheave Insert a 4...

Page 19: ...ntrol buttons The connections for the indi vidual coils are accessible in the box Monitoring the brakes Check the brake monitoring switches individually No car travel must be permitted if a microswitc...

Page 20: ...bly see the converter operating instructions Two options for forcing off the measuring system a a b b M6x70 M5x10 M5 360 720 M10 Assembly Check for true running on the plug in shaft Permissible runout...

Page 21: ...ke magnet voltage too low Brake shoes mechanically blocked Overexcitation rectifier defective Check electrical connection Check braking voltage supply voltage Remove mechanical blocking Replace overex...

Page 22: ...erie ECO suitable for converter supply using a link voltage of 500 620V X3 X4 Rated speed e g 07 75 min 1 with DT 320mm v 0 63m s suspension 2 1 11 119min 1 with DT 320mm v 1 0m s suspension 2 1 19 19...

Page 23: ...Gearless Lift Machine WSG S2 3 Operating Instructions Seite page 23 Datum date 08 10 2013 Stand version 0 8 nderungen vorbehalten Subject to changes without notice...

Page 24: ...higher altitudes Ambient temperature 5 C 40 C Max rel humidity 85 at 20 C no moisture cendensation Dual circuit fail safe brake Type BFK464 28 Max braking torque 2 x 900Nm Air gap sB 0 5 0 05 mm new...

Page 25: ...ngen vorbehalten Subject to changes without notice 10 Dimension drawing 6Befestigungsbohrungen 28 und 4Gewindebohrungen M24 6 mounting holes 28 and 4threaded holes M24 Motor motor WSG S2 3 DT 320 400...

Page 26: ...drive SP ECN413 EnDat or SSI 502 452 021 xx emotron Dietz DSV 5445 ECN413 EnDat or SSI 501 112 022 xx Flender Loher L05 ERN 487 503 500 022 xx Fuji Frenic ECN413 EnDat 502 679 022 xx KEB F5 ECN413 EnD...

Page 27: ...nderungen vorbehalten Subject to changes without notice WSG Sx 503 459 xx 1 503 459 xx 2 Bremsenkabel Magnet Brake cable magnet Bremsenkabel berwachung Brake cable monitoring 503 458 A21 xx Motorkabel...

Page 28: ...tion The Bowden cable must only be installed in wide arcs bending radius 0 5 m if possible Put no loops Installation Install the manual brake releasing device with the brake disconnected from the powe...

Page 29: ...derungen vorbehalten Subject to changes without notice The standard version of the WSG S1 S2 is equipped with the rope slip off guard 5 see figure Machine cross section on page 7 Alternatively a versi...

Page 30: ...notice 12 Spare parts Item Teil Bezeichnung Motor 01 traction sheave acc machine nameplate type code X5X6X7 02 Measuring system depending on spec ECN413 SSI 2048 incr clamping ring ECN413 ENDAT 2048 I...

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Page 34: ...01189 Dresden www wittur edrives de Fax 49 0 351 40 44 111 Germany Technical information 01 05 2013 Re WSG S2 3 Traction sheave shaft Annex calculation of the shaft Werkstoff Stahl DIN EN 10 083 1 42...

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Page 43: ...INTORQ BFK464 18S 19S 20S 25S und 28S INTORQ BFK464 20S 1 Electromagnetically released spring applied brake j setting the standard www intorq de Operating Instructions...

Page 44: ...FK464 25S BFK464 28S BFK464 XX S 011a iso dms BFK464 XX S 011 iso dms Product key Product key INTORQ B FK LLL LL L Legend for INTORQ BFK464 XXS S 1 product key Product group Brakes Product family Spri...

Page 45: ...Example Manufacturer Model identification CE designation Type see product key Rated holding voltage Rated holding power Hub diameter Type No Rated torque Production date BFK464 XX S 012 iso dms Docume...

Page 46: ...Rated data 15 3 3 Rated data selection data 17 3 4 Operating frequency friction work 19 3 5 Emission 20 4 Mechanical installation 21 4 1 Important notes 21 4 2 Necessary tools 21 4 3 Mounting 22 4 4...

Page 47: ...Contents i i j BA 14 0197 11 2010 5 7 5 Spare parts list 46 7 6 Spare parts order 47 8 Troubleshooting and fault elimination 48...

Page 48: ...nformation and notes relevant for them The Operating Instructions must always be in a complete and perfectly readable condition 1 2 Terminology used Term In the following text used for Spring applied...

Page 49: ...Transition operating frequency i e the maximally permissible number of brakings per unit time R20 Ohm Coil resistance at 20 C U V Voltage nmax rpm Maximum speed 1 5 Scope of supply The drive systems...

Page 50: ...ity The information data and notes in these Operating Instructions met the state of the art at the time of printing Claims referring to drive systems which have already been supplied cannot be derived...

Page 51: ...ified skilled personnel are permitted to work on and with INTORQ components According to IEC 60364 or CENELEC HD 384 qualified skilled personnel are persons who are familiar with the installation moun...

Page 52: ...t be operated beyond their corresponding power limits Any other use shall be deemed inappropriate Possible applications of the INTORQ spring applied brake Humidity no restrictions In case of formation...

Page 53: ...Danger Danger of personal injury through dangerous electrical voltage Reference to an imminent danger that may result in death or serious personal injury if the corresponding measures are not taken D...

Page 54: ...ons BFK464 XX S 002 iso dms Fig 1 Aufbau einer Federkraftbremse BFK464 LLS S 1 1 1 Stator 5 Shaft 10 Cheese head screws 1 2 Compression springs 6 Flange optional 13 Cover seal optional 2 Armature plat...

Page 55: ...ing circuits are divided Through the separate connection cables for each coil group and the armature plate segment each braking circuit can be switched individually 32 Each braking circuit is equipped...

Page 56: ...roswitches can be connected both as NO and NC contacts For checking the correct functioning of the microswitches we recommend to check the switching status see Tab 5 both when the brake is released an...

Page 57: ...will be reduced 3 2 Rated data 3 2 1 Dimensions BFK464 XX S 004 a iso dms Type Air gap Perm wear Rotor thickness Weight complete stator sL rated 0 05 mm sL max mm mm min mm max mm m kg BFK464 18S 0 4...

Page 58: ...00HV A2C Stop The minimum thread depth see Tab 1 is required to adjust the brake If the required thread depth is not observed the fixing screws may run into the thread root when adjusting the brake As...

Page 59: ...80 95 150 455 BFK464 20S 1 2 x 325 80000 19 15 80 95 150 455 BFK464 25S 2 x 600 120000 15 30 65 95 175 455 BFK464 28S 2 x 900 180000 14 455 Tab 3 Friction work operating frequency operating times 1 M...

Page 60: ...valid for emergency braking In this case engagement times will be approx 5 times longer connection 31 3 4 Operating frequency friction work BFK464 XX S 001 iso dms Fig 3 Friction work as a function of...

Page 61: ...r according to coil voltage on request Heat Since the brake converts kinetic energy as well as mechanical and electrical energy into heat the surface temperature varies considerably depending on the o...

Page 62: ...t for hexagon socket screws Open jawed spanner Allen key for transport safety bolts Sleeve bolts Manual release nuts Measuring range Nm Wrench size mm Wrench size mm Wrench size mm BFK464 18S 20 100 6...

Page 63: ...1 mm Axial runout 0 10 mm Roughness Rz 10 to Rz 16 The threaded holes must have the minimum thread depth dimensions 15 The end shield must be free of grease and oil Minimum requirements of the motor s...

Page 64: ...n face with flange optional BFK464 XX S 004 iso dms BFK464 XX S 004 iso dms 4 4 Installation Stop Toothed hub and screws must not be lubricated with grease or oil Note When you have ordered a version...

Page 65: ...End shield 1 Insert keyway 4 1 into the shaft 2 Press hub 4 onto the shaft 3 Secure hub against axial displacement e g using a circlip 4 2 Stop In reverse operation it is recommended to additionally...

Page 66: ...shield 15 2 Align the through holes in the flange and the threads of the fastening bore holes Assembly of the rotor BFK464 S 008 iso dms Fig 7 Assembly of the complete rotor 3 Complete rotor 6 Flange...

Page 67: ...1 Complete stator 15 End shield 6 Flange 17 Transport safety bolts 10 Allen screw 1 Push the complete stator 1 onto the shaft For versions with shaft seal the shaft should be located concentrically t...

Page 68: ...e air gap sL near the screws 10 using a feeler gauge and compare the values to the values for sL rated in the table 15 Note Do not insert feeler gauge more than 10 mm between armature plate 2 and stat...

Page 69: ...1 1 If the air gap is too small screw them out of the stator 1 1 1 6 turn changes the width of the air gap by approx 0 15mm 3 Tighten the screws 10 for torques see table 15 4 Check the air gap sL nea...

Page 70: ...iso dms Fig 11 Assembly of the cover seal 1 Complete stator 6 Flange 13 Cover seal 2 Armature plate 10 Cheese head screw 1 Pull the cable through the seal 13 2 Push the seal 13 over the complete stat...

Page 71: ...Lever 12 6 Disc springs 12 8 Nuts 12 4 Stud bolts 12 7 Bushes 14 Brake BFK464 XX S 016 iso dms BFK464 XX S 015 iso dms 1 Insert four stud bolts 12 4 into the bore holes of the transport safety bolts w...

Page 72: ...XX S 004a iso dms BFK464 XX S 015 iso dms Fig 13 Dimension sL and s 1 1 Stator 2 Armature plate 6 Flange Type sL rated 0 05 mm s 0 1 mm BFK464 18S 0 4 5 3 BFK464 19S BFK464 20S BFK464 20S 1 BFK464 25S...

Page 73: ...separately for each braking circuit For a new overexcitation during switch on switches K1 K3 must be opened too The suppressor circuit included in INTORQ switchgear BEG 561 255 130 terminals 3 and 4 m...

Page 74: ...time 5 2 Bridge half wave rectifiers option BEG 561 Bridge half wave rectifiers are used for the supply of electromagnetic spring applied DC brakes which have been released for operation with such re...

Page 75: ...360 180 BFK464 18S BEG 561 440 030 1 BFK464 19S BEG 561 440 030 1 BFK464 20S BEG 561 440 030 1 BFK464 20S 1 BEG 561 440 130 BFK464 25S BEG 561 440 130 BFK464 28S Dimensions Possible installations 3 4...

Page 76: ...170 BEG 561 440 030 1 230 400 440 1 5 0 75 0 500 0 300 0 270 Tab 4 Data for bridge half wave rectifier type BEG 561 Input voltage U1 40 60 Hz 5 2 3 Permissible current load ambient temperature BFKXXX...

Page 77: ...gned such that the specified rated torques Tab 3 will usually be safely reached after a short run in process Due to the varying properties of the organic friction linings and changing environmental co...

Page 78: ...ply DC voltage to the brake 4 Measure the AC voltage at the motor terminals It must be zero 5 Close the switching contact for the brake The brake is released 6 Measure the DC voltage at the brake The...

Page 79: ...d for operation using a Bowden cable The braking circuits can only be released electrically Danger The drive system must be load free The motor must not rotate BFK464 XX S 014 iso dms Fig 16 Turning d...

Page 80: ...or temperatures loose fixing elements the condition of the electrical cables The armature plate must be attracted and the rotor must move without residual tor que Measure the DC voltage at the brake T...

Page 81: ...ting the wear The INTORQ Select dimensioning program can be used to calculate the maintenance intervals Component Cause Effect Influencing factors Friction lining Braking during operation Wear of fric...

Page 82: ...cient frequency have the same effect If the brakes are not maintained failures production losses or damage to the system may occur Therefore a maintenance concept adapted to the particular operating c...

Page 83: ...faces has been completed After replacing the rotor run in armature plates and flanges have an increased initial rate of wear 7 3 1 Checking the rotor thickness Danger The motor must not run during the...

Page 84: ...ot be touched Danger Live connections must not be touched 2 Observe air gap sL during operation of the drive The air gap must be zero 3 Measure the DC voltage at the brake The DC voltage measured afte...

Page 85: ...the hub as well if worn 8 Check the friction surface at the end shield In case of strong scoring at the flange replace the flange If scoring occurs at the end shield re finish end shield 9 Measure ro...

Page 86: ...ndard keyway to DIN 6885 1 P9 BFK464 XX S 010 iso dms Fig 17 Spring applied brake BFK464 LL S S 1 Item Designation Variant 1 Complete stator Voltage 3 Complete rotor Complete rotor noise reduced 4 Hub...

Page 87: ...re plate Standard Microswitch Monitoring of the switching function Switching noises Low noise Accessories Rotor Aluminium Low noise version rotor with sleeve Hub _________ mm for bore diameter see dim...

Page 88: ...cable continuity using a multimeter Replace defective cable Rectifier defective or wrong Measure the DC voltage at the rectifier using a multimeter If DC voltage is zero Measure AC voltage at the rec...

Page 89: ...and send the defective stator to the manufacturer Voltage too high Brake voltage does not match the rectifier Adapt rectifier and brake voltage to each other Voltage too low Brake voltage does not ma...

Page 90: ...erzen Germany 49 0 51 54 95 39 01 49 0 51 54 95 39 10 info intorq com www intorq de Service 00 80 00 24 4 68 77 24 h helpline 49 0 51 54 82 13 96 setting the standard www intorq de j 33000201 BA 14 01...

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