WITTUR WGG-29.1 Operating Instructions Manual Download Page 59

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Installation and Operational Instructions for ROBA

-diskstop

Type 894.5_ _._ _ Size 10

(B.8.4.5.EN)

23/03/2017 TK/TL/GC/SU

Chr. Mayr GmbH + Co. KG

Eichenstraße 1, D-87665 Mauerstetten, Germany

Tel.: +49 8341 804-0, Fax: +49 8341 804-421

Page 16 of 16

www.mayr.com

, E-Mail:

[email protected]

Malfunctions / Breakdowns:

Malfunction

Possible Causes

Solutions

Brake does not release



Incorrect voltage on rectifier



Rectifier failure



Air gap too large (worn friction lining)



Coil interrupted



Incorrect rectifier (e.g. normal rectifier
without overexcitation)



Apply correct voltage



Replace rectifier



Replace the friction pads



Replace brake



Use the correct, appropriate rectifier

mayr

will take no responsibility or guarantee for replacement parts and accessories which have not been delivered by

mayr

, or for damage resulting from the use of these products.

Summary of Contents for WGG-29.1

Page 1: ...Subject to changes without notice Subject to changes without notice EN EN Gearless Lift Machines WSG WGG 29 1 WSG WGG 29 2 WSG WGG 29 3 Reprinting translation or reproduction in any form whether in pa...

Page 2: ...operating instructions are applicable to lift machines WSG WGG 29 1 WSG WGG 29 2 WSG WGG 29 3 WITTUR Electric Drives GmbH reserves the right to correct or change the contents of this manual and these...

Page 3: ...tion Winding protection Separately driven fan 10 4 2 3 Speed Position measuring system 12 4 2 4 Brake 13 5 Commissioning 16 6 Operation and maintenance 17 6 1 General 17 6 2 Maintenance intervals 17 6...

Page 4: ...ifts They may only be used for their intended purpose and with all safety devices in proper working order They may only be operated under the conditions described in this manual and with due regard to...

Page 5: ...brake after 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...

Page 6: ...hich can be used to prevent uncontrolled upward movement of the car The nameplate of the lift machine is on the motor frame 3 Product overview Type code of lift machine Rated voltage Rated speed Rated...

Page 7: ...C Do not store lift machines 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 pr...

Page 8: ...frame or foundation loads before installing the lift machine Warning Cover the machine and especially the brakes when doing any machining or dust producing work in the shaft or machine room The measur...

Page 9: ...ystem is properly isolated Before making any electrical connections check that the connecting cables are suitable for their specific application and for the relevant voltages and currents sufficiently...

Page 10: ...ed in the winding such as PTC thermistor detectors and thermostatic switches must be evaluated in the control system or frequency inverter to protect the motor from overtemperature The separately driv...

Page 11: ...ble at speeds less than or equal to the rated speed of the respective motor PTC thermistors The maximum operating voltage of the PTC thermis tors is not allowed to exceed 25 V DC To achieve the maximu...

Page 12: ...ed cable to connect the measuring system to the inverter system We recommend the use of our cable sets which can be supplied as an accessory Caution The measuring system of WSG lift machines with a sy...

Page 13: ...ng 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 side switching AC side switching is recommen...

Page 14: ...cts clean Connection of the brakes The brake coils the brake control units and the monitoring contacts are connected to the mains in the brake terminal box Warning The microswitches must be evaluated...

Page 15: ...for brake control WxG 29 Circuitry suggestion for brake control DC side switching and separate control of the partial brakes AC side switching and separate control of the partial brakes K1 and K2 mus...

Page 16: ...Check the proper functioning of the temperature monitoring devices e g by interrupting the temperature monitoring circuit Check the brake connection and the proper functioning of the brake monitoring...

Page 17: ...htening torques are observed see table Secure the bolts screws with omnifit 100 or a similar product against accidental loosening 6 2 Maintenance intervals Dimension Tightening torque Nm Strength clas...

Page 18: ...years using a KP 2 N 30 to DIN 51 502 grease such as W lalit LZ 2 or Kl berlub BE 41 542 approx 205 g on DE and approx 55 g on NDE Use a conventional grease gun and press the grease into the hydraulic...

Page 19: ...itched off as the rotating fan wheel could be dangerous Operation of the motor without filter mats is not permitted DE extraction of the grease NDE extraction of the grease Extraction of the grease Wi...

Page 20: ...and the Bowden cables are available sepa rately If the brakes are released manually the lift car moves in the direction of the higher weight The motor winding should be short circuited using the motor...

Page 21: ...emer gency evacuation Take particular care to remove the lever extensions and all parts of the mechanical return motion device Mechanical return motion device For cases such as lift failure or the car...

Page 22: ...es must be kept open separately even if the safety circuit is open This should be done using suitable electric circuitry or by hand This state must not be maintained in the long term Observe the lift...

Page 23: ...asuring system The measuring system is only accessible from the rear side of the motor See the mounting instructions for the Heidenhain encoder Disassemble the measuring system only if this is necessa...

Page 24: ...ge too low Brake shoes mechanically blocked Overexcitation rectifier defective Check electrical connection Check braking voltage supply voltage Remove mechanical blocking Replace overexcitation rectif...

Page 25: ...0 suitable for inverter supply using a link voltage of 500 620 V DC X3 X4 Rated speed e g 11 118 min 1 with DT 650 mm v 2 0 m s suspension 2 1 17 176 min 1 with DT 650 mm v 3 0 m s suspension 2 1 29...

Page 26: ...D 10 Brake torque 2 3 x 4600 Nm optionally adjustable 30 Air gap sB 0 5 0 1 0 15 mm new air gap Max air gap sB max 0 7 mm Holding voltage 103 V DC Holding current 2 3 x 1 0 A Overexcitation voltage 20...

Page 27: ...0 Gearless Lift Machine WSG WGG 29 Operating Instructions Code GM 8 002662 EN Date 04 02 2019 Version 0 19 Page 27 Subject to changes without notice Subject to changes without notice EN 9 Dimension dr...

Page 28: ...commended encoder system recommended measurement system cable E Pack Arkel ARCODE ECN 1313 EnDat or SSI 503 325 021 xx D Pack Arkel ADrive CT unidrive SP ECN 1313 EnDat or SSI 502 452 021 xx Fuji Fren...

Page 29: ...without notice Subject to changes without notice EN 10 2 Rope clamp A rope clamp is used for example to pull the car from the safety devices if the ropes are slipping Fasten the clamp to the traction...

Page 30: ...n Install the Bowden cables symmetrically Note the different configurations when using two or three brakes 9 1 7 8 2 2 brakes 3 brakes 8 8 Danger Lock the car and the counterweight and ensure that all...

Page 31: ...e 150 N with a 0 5 m lever length is unacceptable as it can damage the brakes beyond repair Set the lever 9 back to its original position once the test is completed check the air gap with the traction...

Page 32: ...a fine thread M 36 x 1 5 2 Install the bearing block 8 as rec ommended in the drawing on the machine frame It can be mounted to the left or right hand side of the machine Warning Ensure that the safe...

Page 33: ...will rotate anti clockwise Make sure that the nut 5 does not obstruct the movement of the slide block 8 3 If necessary the slide block 4 can be reposi tioned by inserting the threaded bolt 3 into a su...

Page 34: ...19 Version 0 19 Page 34 Subject to changes without notice Subject to changes without notice EN 11 Special features of WGU 29 lift machines Danger The maximum permissible shaft load of the WGU 29 lift...

Page 35: ...notice Subject to changes without notice EN 12 Spare parts Item Part Description Motor 01 traction sheave acc machine nameplate type code X5 X6 X7 02 Measuring system depending on spec ECN 1313 SSI 20...

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Page 37: ......

Page 38: ...center m DBS Diameter of the brake disk effectively m vBS Gliding speed on the brake disk diameter effectively m s i Ratio of the car suspension Maximum tripping speed gliding speed on the brake disk...

Page 39: ...on The shaft itself has to be statically supported in two points The calculation evidence must be enclosed with the technical documentation of the lift 2 6 The setting of the brake force has to be sec...

Page 40: ...d only Page 3 of 3 3 5 This EU type examination certificate was issued according to the following standards EN 81 1 1998 A3 2009 D Annex F 7 and F 8 EN 81 20 2014 D part 5 6 6 11 5 6 7 13 EN 81 50 201...

Page 41: ...Co Chr Mayr GmbH Co KG of 2016 09 15 Page 1 of 1 Authorised Manufacturer of Serial Production Production Sites valid from 2017 01 18 Company Chr Mayr GmbH Co KG Address Eichenstr 1 87665 Mauerstetten...

Page 42: ......

Page 43: ......

Page 44: ...times Contents Page 1 Contents Page 2 Safety and Guideline Signs Certification Guidelines on EU Directives Page 3 Safety Regulations Page 4 Safety Regulations Page 5 Safety Regulations Page 6 Brake I...

Page 45: ...nditions but not in the overall system Guidelines on the Machinery Directive 2006 42 EC The product is a component for installation into machines according to the Machinery Directive 2006 42 EC The br...

Page 46: ...tch on Guidelines for Electromagnetic Compatibility EMC In accordance with the EMC directives 2014 30 EU the individual components produce no emissions However functional components e g mains side ene...

Page 47: ...the braking torque levels and the noise damping behaviour Intended Use This safety brake is intended for use in electrically operated elevators and goods elevators Furthermore this brake can be used a...

Page 48: ...tive CSA C22 2 No 14 2010 Industrial Control Equipment UL 508 Edition 17 Industrial Control Equipment 2014 33 EU Elevator Directive EN 81 20 Safety rules for the construction and installation of lifts...

Page 49: ...23 03 2017 TK TL GC SU Chr Mayr GmbH Co KG Eichenstra e 1 D 87665 Mauerstetten Germany Tel 49 8341 804 0 Fax 49 8341 804 421 Page 6 of 16 www mayr com E Mail info mayr com Fig 1 Fig 2 Fig 3 Fig 4 Fig...

Page 50: ...ize 10 B 8 4 5 EN 23 03 2017 TK TL GC SU Chr Mayr GmbH Co KG Eichenstra e 1 D 87665 Mauerstetten Germany Tel 49 8341 804 0 Fax 49 8341 804 421 Page 7 of 16 www mayr com E Mail info mayr com Fig 6 Fig...

Page 51: ...Counterplate 1 4 Friction pad assembly 4 5 Cap screw M6 x 12 24 6 Hand release assembly 1 6 1 Hand release lever 1 6 2 Lock washer 1 7 Carrier assembly 1 7 1 Guide bolt 1 1 7 2 Guide bolt 2 1 8 Thrus...

Page 52: ...x PN Overexcitation time tO 1 2 s Max air gap a Fig 2 after wear 1 8 mm Protection electrical IP54 Protection mechanical IP10 Duty cycle with 180 switchings per hour 60 Electrical connection of the ma...

Page 53: ...00 600 Drop out t 1 AC 1000 1000 2 Referring to the effective braking force 3 Referring to the nominal braking force The stated switching times can only be achieved using the respective correct electr...

Page 54: ...ety brake function The ROBA diskstop brakes reliably and safely in the event of a power switch off a power failure or an EMERGENCY STOP Scope of Delivery State of Delivery The brakes are manufacturer...

Page 55: ...gap between the friction lining and the side of the brake disk facing away from the screw on surface on the right and left hand sides and calculate the difference between the measurement values The d...

Page 56: ...s the current to increase slowly as an exponential function Accordingly the build up of the magnetic field takes place more slowly and the braking torque drop curve 1 is also delayed Field Build up wi...

Page 57: ...ge category acc IEC 60947 5 1 DC 12 resistance load DC 13 inductive load Wear Monitoring Item 13 Fig 5 Optional The ROBA diskstop brakes are supplied optionally with manufacturer side installed and ad...

Page 58: ...Classification Hazardous 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...

Page 59: ...sible Causes Solutions Brake does not release Incorrect voltage on rectifier Rectifier failure Air gap too large worn friction lining Coil interrupted Incorrect rectifier e g normal rectifier without...

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