TX6649 User Manual
Contents
1. Europe Ex Certificate Number SIRA 02ATEX3419X Ex eq ia Ma Mb when mains powered Ex ia Ma when battery powered Special Conditions for Safe Use All cables used for external connections shall be terminated by the use of suitably certified Ex e cable glands The use of conduit is not permitted General Conditions for Safe Use Prior to installation it is essential that the user refers to the above Ex certificate to ensure that the termination and cable parameters are fully complied with and are compatible with the application Copies of certificates are available from Trolex ATEX directive 94 9 EC EMC directive 2004 108 EC International IECEx Ex Certificate number IECEx SIR 10 0109X Special Conditions for Safe Use All cables used for external connections shall be made by the use of suitably certified Ex e cable glands The use of conduit is not permitted General Conditions for Safe Use Prior to installation it is essential that the user refers to the above Ex certificate to ensure that the termination and cable parameters are fully complied with and are compatible with the application Copies of certificates are available from Trolex www trolex com TX6649 UM EN 02 9 TROLEX lt South Africa MASC Ex Certificate number MASC M 11 315X C Russia GOST R version is avallable Please contact Trolex for more information 2 1 Certification Parameters 2 1 1 Inp2. gt TX6649 Intrinsically Safe Power Supply Ex eq TROLE User Manual TX6649 User Manual TX6649 Intrinsically Safe Power Supply Ex eq Contents 1 Product Overview 1 1 Operating Features 12 Application 13 Product Options 14 Dimensions 15 Technical Information 2 Certification 21 Certification Parameters 2 1 1 Input and IS Output Connectors 2 1 2 Other Connections 3 Installing 3 1 Safety Precautions 3 1 1 Handling 3 2 Tools and Test Equipment Required 33 Siting Recommendations www trolex com gt O ON OO O O gt _ O O 3 3 1 Positioning Requirements 3 4 Connections 3 4 1 Group 1 Areas 4 Maintenance 4 1 Technical Maintenance 4 2 Troubleshooting 4 2 1 Warranty 4 2 2 Diagnostics 4 2 3 Connectivity 4 2 4 Support 5 Compliance with ATEX Directives Disclaimers Trademarks Document History Contact Details TX6649 UM EN 02 gt o oa A A A A N 16 17 17 17 17 3 TROLEX lt 1 Product Overview The TX6649 Power Supply converts an ac supply voltage into a stabilised and regulated Intrinsically Safe source of power to approved sensors and electronic control devices 4 TX6649 UM EN 02 www trolex com TX6649 User Manual 1 1 Operating Features e Input voltage options 110 V ac or 230 V ac e Input supply is protected by two primary fuses e Intrins
3. ail condition 3 4 1 Group 1 Areas TX6649 User Manual V 12V dc OV 0V IS output P1 C Mains Fail P2 N C Output P3 N O IS only C1 0 4 to 2V Battery Charge 2 0V Level Output 410 20 IS only T1 Not Used T2 Not Used Connecting cables must conform to the requirements of the appropriate Approval and Certification standards for Mining applications Trolex recommends that they conform to BS5308 www trolex com TX6649 UM EN 02 13 TROLEX lt 4 Maintenance Make periodic visual inspections to check for physical damage Check connections in both terminal chambers are secure 4 1 Technical Maintenance Trolex recommends that the batteries are replaced every three years This must be carried out by a competent person If the unit is returned to Trolex for this re work a test of the internal safety integrity will also be carried out 4 2 Troubleshooting 4 2 1 Warranty See Terms and Conditions for the Supply of Goods and or Services at www trolex com 4 2 2 Diagnostics Condition Output reading of 800mV instead of 12Vdc Diagnosis The internal safety crowbars have activated due to an external condition on the input voltage or output side the crowbars will attempt to automatically reset If this does not happen remove main power for about 2 minutes Condition The output has dropped to zero Diagnosis 1 is probable that the input fuses have ruptured whic
4. amber must be terminated with suitable certified cable entry devices 8 Do not drill holes in the Ex e housing or modify it in any way 9 The battery contains corrosive substances and must be disposed of in the correct way 10 Please return the complete unit to Trolex or an approved distributor for servicing and replacement 3 1 1 Handling Checkpoint This is a heavy item 35 kg and therefore safe handling and transportation should be applied in line with the health and safety recommendations on your site 3 2 Tools andTest Equipment Required No special tools are needed www trolex com TX6649 UM EN 02 11 TROLEX lt 3 3 Siting Recommendations 1 TX6649 may be located in a hazardous area with flammable gases and vapours with Group apparatus 2 The equipment is only certified for use in ambient temperatures in the range 20 C to 40 C and should not be used outside this range 3 Installation shall be carried out in accordance with the applicable code of practice by suitably trained personnel 3 3 1 Positioning Recommendations Mount horizontally as shown in the illustrations on pages 4 and 7 3 3 1 1 Power Requirements See Technical Details section 1 5 3 3 1 2 Output Signal 0 4to2Vdc Battery charge level monitor 4 to 20 mA Battery charge level monitor Relay Mains fail output contact 12 TX6649 UM EN 02 www trolex com 3 4 Connections Ex ia Chamber Contact shown in mains f
5. ed personnel Replacement of fuses or repair of this equipment shall be carried out in accordance with the applicable code of practice Certification marking as detailed in drawing numbers P5531 09 If the equipment is likely to come into contact with aggressive substances then it is the responsibility of the user to take suitable precautions that prevent it from being adversely affected thus ensuring that the type of protection is not compromised Aggressive Substances e g acidic liquids or gases that may attack metals or solvents that may affect polymeric materials Suitable Precautions e g regular checks as part of routine inspections or establishing from the material s data sheet that it is resistant to specific chemicals 16 TX6649 UM EN 02 www trolex com TX6649 User Manual Disclaimers The information provided in this document contains general descriptions and technical characteristics of the performance of the product It is not intended as a substitute for and is not to be used for determining suitability or reliability of this product for specific user applications It is the duty of any user or installer to perform the appropriate and complete risk analysis evaluation and testing of the products with respect to the relevant specific application or use Trolex shall not be responsible or liable for misuse of the information contained herein If you have any suggestions for improvements or amendments or find errors in t
6. h has resulted in the batteries completely discharging To check this remove main power momentarily If the relay does not change state then it confirms the unit is continuously operating on the battery supply only 14 TX6649 UM EN 02 www trolex com TX6649 User Manual 4 2 3 Connectivity Check the correct function of the mains fail relay by connecting a suitable test meter across the contacts A 12 V dc output should be available at the intrinsically safe output terminals with mains power input present or absent Also check that the analogue battery monitoring signal is available at the output terminals 4 2 4 Support If you need technical support to operate this product or would like details of our after sales technical support packages contact service trolex com www trolex com TX6649 UM EN 02 15 TROLEX lt 5 Compliance with ATEX Directives Instructions specific to hazardous area installations reference European ATEX Directive 94 9 EC Annex II 1 0 6 The following instructions apply to equipment covered by certificate numbers SIRA 02ATEX3419X The TX6649 SIRA O2ATEX3419X may be located in a hazardous area with flammable gases and vapours with Group apparatus The equipment is only certified for use in ambient temperatures in the range 20 C to 40 C and should not be used outside this range Installation shall be carried out in accordance with the applicable code of practice by suitably train
7. his publication please notify us at marketing trolex com No part of this document may be reproduced in any form or by any means electronic or mechanical including photocopying without express written permission of Trolex All pertinent state regional and local safety regulations must be observed when installing and using this product For reasons of safety and to help ensure compliance with documented system data only Trolex or its affiliates should perform repairs to components When devices are used for applications with technical safety requirements the relevant instructions must be followed Trademarks 2013 Trolex amp Limited Trolex is a registered trademark of Trolex Limited The use of all trademarks in this document is acknowledged Document History Issue 1 20 July 2005 Original publication of this document Issue 2 6 September 2013 New format and minor revisions Contact Details Trolex Ltd Newby Road Hazel Grove Stockport Cheshire SK7 5DY UK 44 0 161 483 1435 sales trolex com www trolex com TX6649 UM EN 02 17 TROLE Trolex Ltd Newby Road Hazel Grove Stockport Cheshire SK7 5DY UK t 44 0 161 483 1435 e sales trolex com www trolex com
8. ically Safe output voltage 12 V dc e Output circuit is resistively limited in accordance with certification standards for Intrinsically Safe ia equipment e Output circuit incorporates voltage regulation current limiting and continuous short circuit protection e Robust stainless steel housing e Integral 20 Ah back up battery with automatic uninterrupted power transfer and charge to full capacity e Output relay contact to signal power failure e Analogue output signal to indicate battery charge condition 1 2 Application e Mining e Tunnelling 1 3 Product Options TX6649 105 101 110 V ac input TX6649 106 101 230 V ac input www trolex com TX6649 UM EN 02 5 TROLEX lt 14 Dimensions 34019 Buixy JOJOWEIP 06 2 MBIA 5 www trolex com 6 TX6649 UM EN 02 TX6649 User Manual 1 5 Technical Information Intrinsically safe Ex ia output Mains input 1 Input voltage 110 V ac 10 or 230 V ac 10 50 60 Hz 2 Output voltage 12 V dc Output current 750 mA Output ripple noise 150 mV max Line regulation lt 5 over the input voltage range Load regulation lt 5 over 0 to 90 of load current lt 10 between 90 and 100 of load current Voltage limiting Over voltage detection with crowbar protection and short circuit protection Current limiting Automatic current limiting of the intrinsically safe output also limit
9. s the current to less than the rupturing capacity of the output protection fuse www trolex com TX6649 UM EN 02 7 TROLEX lt Max operating 20 C to 40 C temperature Storage 20 C to 70 C temperature Humidity 0 to 95 RH non condensing Vibration limits low frequency 0 25 mm peak sinusoidal vibration in the range 10 Hz to 100 Hz in 3 perpendicular planes Medium frequency 2g peak sinusoidal vibration in the range 10 Hz to 600 Hz in 3 perpendicular planes Mechanical shock 1000 shocks of 40g minimum in 3 perpendicular planes Housing material Stainless steel Back up battery Sealed lead acid 20 Ah Automatic charge control to full capacity Automatic uninterrupted output power transfer following input power failure Power fail indication Relay contacts change state on power failure Contact rating 0 25 A at 30 V dc max Charge condition Analogue output signal proportional to the charge level of the battery Choice of 0 4 V to 2 0 V or 4 to 20 mA signals Battery life 6 years at 20 C 3 years at 30 C 1 5 years at 40 C Net weight 35 kg Important note Following initial commissioning or long periods of storage the TX6649 requires a minimum of 24 hours charge time before the batteries will be at full capacity 8 TX6649 UM EN 02 www trolex com TX6649 User Manual 2 Certification Ex certified for Group applications
10. ut and IS Output Connections TX6649 106 101 230 V ac 12 V dc 750 mA TX6649 105 101 110 V ac 12 V 750 mA Um 250 V ac Uo 13 0V lo 176 A Co 30 29 uF Lo Ro 36 17 uH O Po 12 73W 2 1 2 Other Connections Refer to appropriate certificate for Certification Parameters for analogue output charge condition relay contact and switch terminals See section 5 Compliance with ATEX directives for more information applicable to your location 10 TX6649 UM EN 02 www trolex com TX6649 User Manual 3 Installing 3 1 Safety Precautions 1 Make sure that all covers on Ex e housings and their fixing devices are properly secured in compliance with statutory regulations before switching on the input supply 2 Never remove the cover of an Ex e housing whilst the input supply is connected Isolate elsewhere before removing the cover in accordance with statutory regulations 3 The housing of all power supplies must be securely earthed in compliance with statutory regulations 4 Carry out a current consumption audit to ensure that the maximum current loading of the power supply is not exceeded 5 Ensure that the installation of the power supply particularly with regard to the connecting cables complies with the certification parameters section 2 1 6 The Ex e housing must be inspected and maintained regularly in accordance with statutory regulations 7 All cables entering the mains input terminal ch
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