TLG/THG - SKF.com
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1. TLG THG Telescopic pillars Read this manual before installing operating or maintaining this actuator Failure to follow safety precautions and instructions could cause actuator failure and result in serious injury death or property damage Technical Instructions Telemag THG TLG Telescopic column DC Content A oebns 1 1 Using the Technical Instructions ooocccccccocooooooo 1 2 Explanation of symbols ooooooccccoooo ee Teg COTrECT USE a tee Aad Gases te E E Ga aia stead ae ay aioe 1 4 Ambient conditions 2 2 00 20 eee eee eee eee dene A eee 2 Function sasae A wae be baeda E AA AAA AAA 21 General FUNCTION pr ta 2 2 CONSHUCUON Nar o it a aia Meee ees 3 3 Installation and startup 0 cece eee eee eee eee eee nee eee eee 3 1 Scopecof delivery i cineri a a EA 4 SEAMS CAL ATION ac riada tenn at aay ORE aE an aun seen 4 3 3 El ctrical conmection unio ia 5 SrA Stare UP sce aed Ba a i et ie we ee EEE ee ed 4 Operation it A caw A etidva wea diee 4 1 Controlling an actuator 2 2 eee 6 5 Maintenance and Care cece cece eee eee eee ene eee eens 51 Maintenances ii a aa a e a a 6 5 2 Care 5 3 Warranty ii eta i ea a aR a oiai yA ie Ped eee aay 6 5A Disposal Hi ie tet ey nee Oe a Duchess 6 AAA TEE S E at 6 Technical data iii a alias 7 Troubleshooting and fault elimination assssnsssnnnnnnnnnnnnnrennnne Reference stan2. dards EN 60601 1 EN 55011 UL 2601 SKF Actuation System Liestal AG Oristalstrasse 97 CH 4410 Liestal Phone 41 61 925 41 11 Fax 41 61 921 37 04 e mail actuator s skf com 531e1655_0701 Technical Istructions A This symbol is used to indicate opera tions and states which could endanger life and limb Follow the instructions precisely This symbol provides the user with useful information Where eccentric loads are involved the permissible maximum load decreases Please observe the permissible load on the load diagram contained in the datasheet If an eccentric overload oc curs the actuator can be damaged The load can tip sideways The Telemag telescopic actuator must not be operated in an explosive atmosphere P For transport purposes the Telemag can Y be loaded with a pull force of up to 50 kg for a short period sah The maximum centric load specified on N the data label and the permissible eccen tric load specified in the transverse load diagram must not be exceeded A push actuator must never be used to pull The actuator may be destroyed if these in structions are not observed y 531e1655_0701 Telemag THG TLG 1 General 1 1 Using the Technical Instructions The Technical Instructions are intended for designers or technicians who use the Telemag telescopic actuator referred to below as Telemag in their products and for fitters wo
3. e unpredictable faults e g to a control device can result in slow uncontrolled movements page 3 8 Technical Istructions A The protective conductor in the cable feedthrough is not connected to the actu ator s aluminium tubes Only use the screws recommended Qual y ity 10 9 Observe the minimum screw in depth and the torque specified on the datasheet gt D When using your own mounting plates N you must ensure that the base plates are supported over their entire surface this will distribute the force over the entire area Otherwise there is a risk of the base plates fracturing J 531e1655_0701 Telemag THG TLG 3 Installation and startup 3 1 Scope of delivery The Telemag consists of The entire lifting column Options Integrated current cut off Encoder Hall sensor Cable feedthroughs 230 V 6A Potentiometer not possible on all types Accessories Handswitch Desk switch Footswitch Control units Mounting plates Fastening screws 32 Installation The Telemag can be secured to either SKF mounting plates see 3 1 Acces sories or the customer s own plates gt Remove the transportation screws 4 pcs gt Fasten the mounting plates onto the aluminium tubes using the four bores auxiliary plates are fitted to the end faces of the outer and inner tubes screws see table page 5 screws see
4. ed on the type plate must not be exceeded Otherwise the actuator may be damaged Ensure that no liquids are allowed to penetrate the connections The actuator could be damaged by liquid entering it The actuator is not suitable for automatic washing systems 531e1655_0701 Telemag THG TLG 4 Operation 4 1 Controlling an actuator Actuators are controlled via a suitable SKF control unit or a master actua tor e g type Matrix MAX6 The actuator travels for as long as the current feed lasts or until the actuator reaches a terminal position Further information can be found in the Technical Instructions for the relevant control unit or actuator 5 Maintenance and care 5 1 Maintenance A Telemag has been designed for a service life of 20 000 double strokes of length 300 mm this applies for a maximum centric load as per the data label The Telemag requires no maintenance during this period In house tests must be performed if other requirements relating to service life are specified 52 Care Protection from water cleaning disinfecting Degree of protection IP30 is only achieved if the device is installed correctly in the end product If an actuator becomes dirty it should be cleaned immediately in order to pre vent the accretion of residues on the guide tubes Use a damp cloth and water with a little isopropyl alcohol for manual cleaning Washing water with chemical additives must be pH neutra
5. ion from thermal or electrical 1 overload is only guaranteed if a SKF control unit is connected The first failure safety of the overall sys tem must be checked in the end product in order to rule out risks to life limb and property 531e1655_0701 Telemag THG TLG 2 Function 2 1 General function The Telemag is an electrical telescopic actuator which uses virtually play free guide tubes It has been designed for holding and moving centric and eccentric loads A DC motor with worm gear controls a threaded spindle via a bevel gear A threaded nut moves up and down on the spindle which is secured to the push tube and thereby generates the feed motion The telescopic tubes are retracted and run out depending on the direction of the motor The characteristics of the permanent magnet motor means that the speed is load dependent 22 Construction The power cable is integrated into the Telemag The actuator has no internal limit switches It is protected from thermal and electrical overload by a connected SKF control unit Control unit The DC motor is fed using an external SKF control unit or a master actua tor These components also determine the running direction of the actuator de pending on the polarity of the DC current The actuator is moved via the control unit and any connected control elements The Telemag has extensive protection against faults First failure safety cannot be ensured however sinc
6. l Excessively acidic or alkaline washing water can permanently damage the metal and plastic compo nents of the actuator High pressure steam cleansing equipment must not be used 53 Warranty Assuming that the operating conditions are complied with and units have no me chanical damage resulting from incorrect handling a warranty of 12 months from the date of delivery will apply for all mechanical and electrical components 54 Disposal The control unit components and actuators may be returned to SKF Actuation System Liestal AG for disposal 55 Liability In every case the owner or operator of the unit shall be liable for its correct functioning if it has been incorrectly installed maintained or repaired by persons who are not employed by the SKF Service Department or if the unit has not been used in accordance with the specified application SKF Aktiengesellschaft shall not be liable for any damage resulting from failure to observe these instructions These instructions shall not be regarded as an extension of the warranty and liability terms set out in the Conditions of Sale and Supply of SKF Aktiengesellschaft page 6 8 Telemag THG TLG Technical Istructions Technical data Technical data see type plate 6 The manufacturer reserves the right to modify technical data without any spe cial notification in order to keep pace with advances in technology SKF will be pleased to provide information about curren
7. ondition monitoring and reliability and asset management systems A global presence provides SKF customers uniform quality standards and worldwide product availability
8. rking with the Telemag The Technical Instructions contain all rele vant information on this SKF product We reserve the right to make changes which are in the interest of technical progress Please read the Technical Instructions carefully and above all pay careful atten tion to the Safety Instructions The Technical Instructions should be used for drawing up the User Manual for the end product 12 Explanation of symbols The symbols opposite are used in the Technical Instructions to highlight possible dangers and important notes 13 Correct use The Telemag telescopic actuators must only be used for lifting purposes The ac tuators should only be subjected to compressive loads No other usage is permit ted Conversions or modifications to the linear actuators or the electrical installation are not permitted Only original spare parts and accessories from SKF may be used The actuator is intended for use with a SKF control system The unit is only suitable for indoor use and must not be subjected to the ele ments 14 Ambient conditions Operation Temperature 10 C to 40 C Humidity max 85 Storage transport Temperature 20 C to 40 C Humidity max 95 Operating mode Intermittent 10 1 min ON 9 min OFF The actuator has been designed for intermittent operation If a higher duty cycle is required contact SKF Actuation System Liestal AG page 2 8 Technical Istructions Oo Protect
9. t specifications possible changes or extensions 4 x M6 25 Z F 9401IS Z 4459y paee 4 x M6 25 4 x M6 25 1 Fig 4 Dimensions THG 4 x M10 30 Z F 9M0MS Z 4519y payee 4 x M10 30 40 Nm po A 4 x M10 30 Z F 4510y p321 Fig 5 Dimensions TLG page 7 8 531e1655_0701 Technical Istructions Important Any work on the units and connections may only be undertaken when the mains plug has been disconnected 531e1655_0701 Telemag THG TLG 7 Troubleshooting and fault elimination Fault Cause Remedy Actuator not working ment ment No mains voltage present Check the mains voltage Poor connector contact Plug the mains plug in correctly or check the the terminal connections Plug in the control device plug correctly Power cable faulty Return the actuator to the SKF Service Depart Control device or control element faulty Exchange the control device or control element Motor faulty Return the actuator to the SKF Service Depart Markedly reduced tua Motor gears or Immediately take the ac speed nut faulty tor out of operation and return it to the SKF Service Department Very loud Motor gears or Immediately take the ac tua running noise nut fa
10. table page 5 Fig 1 Installation page 4 8 Technical Istructions A During installation ensure that no ob jects or parts of the body are trapped be tween the mounting plate of the internal tube and the outer tube during retrac tion If necessary a mechanical protec tion device should be installed depend ing on where the device is being used Danger of crushing The power cable must be also be strain relieved on the object on which the actu ator is installed All cables must be secured so that no forces act on the plugs Plugs which are poorly aligned may al low liquids to penetrate which can dam age the actuator The sealing rings of the connecting plug must be checked for damage each time they are connected and should be greased lightly with Kl bersynth VR 69 252 order no 521023 to make installa tion easier Damaged seals must be exchanged The use of other gliding agents can lead to the plastic being damaged Electric cables should not be exposed to the risk of pinching or to bending or tensile loads A Direct connection to a voltage supply is not permitted since this can cause dam age to the actuator The jack plug must be plugged right into the opening and be locked in position with the bayonet lock A Important Risk of personal injury When the actuator is being actuated en sure that physical objects or parts of the body cannot become
11. trapped If necessary a mechanical protection de vice should be installed depending on where the device is being used 531e1655_0701 Telemag THG TLG THG TLG Screw 4 x M6x25 4 x M10x30 Screw in depth min 22 mm min 25 mm Strength class 10 9 10 9 Tightening torque 9Nm 40 Nm Any subsequent fastening bores in the aluminium tubes may only be made by SKF The sides of the tubes must not be scratched otherwise the tube guide will be damaged This can result in malfunctions 33 Electrical connection Motor Laufrichtung Motor direction rot schwarz black y Fig 2 Connection The supply voltage and control unit are connected via the jack plug to a SKF control unit or a master actuator Connected load 24 V DC 6 A see type plate The power cable when plugged into the socket is strain relieved and sealed The jack plug has a bayonet lock which must be fitted correctly into the connection socket and locked in position To lock the jack plug use SKF Special Key No 140375 Fig 3 Plugging in the control cable 34 Start up The Telemag is ready for operation once all mechanical and electrical installation work has been completed correctly The actuator is switched using the handswitch or footswitch connected to the control unit depending on the de sign page 5 8 Technical Istructions Important DA The load specifi
12. ulty tor out of operation and return it to the SKF Service Department Play in the guidance system ment Gliding elements worn Return the actuator to the SKF Service Depart Observe the instructions in the relevant customer documentation If you are un able to eliminate a fault contact Magnetic AG Liestal page 8 8 Please contact SKF Actuation System Liestal AG Oristalstrasse 97 4410 Liestal Switzerland Tel 41 61 925 4111 Fax 41 61 921 3704 actuators skf com SKF is a registered trademark of the SKF Group SKF Group 2010 The contents of this publication are the copyright of the publisher and may not be reproduced even extracts unless prior written permis sion is granted Every care has been taken to ensure the accuracy of the information contained in this publication but no liability can be accepted for any loss or damage whether direct indirect or consequential arising out of the use of the information contained herein The Power of Knowledge Engineering Drawing on five areas of competence and application specific expertise amassed over more than 100 years SKF brings innovative solutions to OEMs and production facilities in every major industry world wide These five competence areas include bearings and units seals lubrication systems mechatronics combining mechanics and electronics into intelligent systems and a wide range of services from 3 D computer modelling to advanced c
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