Intrinsically safe power supply (ex eq) (20 pages)
Summary of Contents for Trolex TX6649
Page 1
TX6649 Uninterruptible Power Supply (UPS) with Intrinsically Safe Output and 25 Ah Battery Backup User Manual...
Page 2
Operating Features Application 3.4. Group Areas Product Options Dimensions Technical Maintenance Technical Information 4.2.2 Diagnostics 4.2.3 Connectivity Safety Precautions 4.2.4 Support 3.1.1 Handling Tools and Test Equipment Required Siting Recommendations Positioning Re rev A...
Page 3
The TX664 Power Supply converts an ac supply voltage into a stabilised and regulated Intrinsically Safe source of power to approved sensors and electronic control devices. rev A...
Page 4
• 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 •...
Page 6
110 V ac ± 10% or 230 V ac ± 10% - 50/60 Hz Input voltage 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 <10% between 90% and 100% of load current Voltage limiting...
Page 7
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 0.25 mm peak, sinusoidal vibration in the range frequency 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...
Page 8
Product Code: Ex Certificate Number: Ex Certification Code: I M2(M1) Ex eb q [ia Ma] I Mb (see Note 1) TX6649.35(.xx…).19 CML 21ATEX2404X I M1 Ex ia I Ma (see Note 2) 25 Ah UPS Power Supply IECEx CML 21.0048X Ta = -20 ˚C to +55 ˚C...
Page 9
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. www.trolex.com...
Page 10
No special tools are needed. The TX664 may be located in hazardous area The equipment Installation shall be carried out in accordance with the applicable code of practice by suitably trained personnel. Mount horizontally as shown in the illustrations on pages 4 and See Technical section 1.5.
Page 11
Connecting cables must conform to the requirements of the appropriate Approval and Certification standards for Mining applications. Trolex recommends that they conform to BS5308. Rev A...
Page 12
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.
Page 13
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. It is probable that the input fuses have ruptured which has resulted in the batteries completely discharging.
Page 15
Our aim is to become the world’s leading name in health and safety technology, through pioneering products that provide real-world benefits to our customers, whenever workers operate in hazardous environments. For more information about Trolex, please contact us at: Enquiries Trolex Ltd sales@trolex.com Newby Road, Hazel Grove...
Need help?
Do you have a question about the TX6649 and is the answer not in the manual?
Questions and answers