TX6649 User Manual TX6649 Intrinsically Safe Power Supply (Ex eq) Contents Product Overview 3.3.1 Positioning Requirements Operating Features Connections Application 3.4.1 Group 1 Areas Product Options Maintenance Dimensions Technical Maintenance Technical Information Troubleshooting Certification 4.2.1 Warranty Certification Parameters 4.2.2 Diagnostics 2.1.1 Input and IS Output...
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. TX6649-UM-EN-02 www.trolex.com...
TX6649 User Manual Operating Features • Input voltage options: 110 V ac or 230 V ac • Input supply is protected by two primary fuses • Intrinsically Safe output voltage: 12 V dc • Output circuit is resistively limited in accordance with certification standards for Intrinsically Safe, ia, equipment •...
TX6649 User Manual Technical Information Input voltage 110 V ac ± 10% or 230 V ac ± 10% - 50/60 Hz Output voltage 12 V dc Output current 750 mA Output ripple/noise 150 mV max Line regulation <5% over the input voltage range Load regulation <5% over 0 to 90% of load current...
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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. TX6649-UM-EN-02 www.trolex.com...
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...
Please contact Trolex for more information 2.1 Certification Parameters 2.1.1 Input and IS Output Connections TX6649.106.101 (230 V ac, 12 V dc, 750 mA) TX6649.105.101 (110 V ac, 12 V dc, 750 mA) 250 V ac 13.0 V 1.76 A 30.29 µF...
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...
3.3 Siting Recommendations The TX6649 may be located in a hazardous area with flammable gases and vapours with Group I 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.
TX6649 User Manual 3.4 Connections 3.4.1 Group 1 Areas 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...
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.
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...
The following instructions apply to equipment covered by certificate numbers SIRA 02ATEX3419X: The TX6649 (SIRA 02ATEX3419X) may be located in a hazardous area with flammable gases and vapours with Group I 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.
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