Nexus LX Power Pack T8 Installation Manual
Contents
1. leave the unswitched active circuit turned off at the circuit breaker until the emergency lighting is required on the site TROUBLE SHOOTING GUIDE If you ve installed and connected the Power Pack as per the instructions listed earlier and it doesn t work properly use the following table as a guide to fixing the problem Look up the type of fault in the left column and check the possible causes from the right column 1 LED not lit or AC supply not connected or LED not flashing green AC supply turned off 2 LED is flashing green but AC lamp doesn t come on when Switch active supply turned off or connected to mains Missing loop from unswitched to switched active or Lamp damaged or Lamp not inserted properly LED is flashing green but lamp doesn t come on when test switch is pressed Lamp damaged or lamp not inserted properly or Battery pack not connected or Battery pack damaged or Test switch damaged 4 LED not red after the commissioning Battery pack not connected or LED wire not properly inserted into the terminal block 5 Lamp is lit momentarily when test switch is pressed or Battery not fully charged allow up to 24 hours or when mains fail Battery pack damaged 6 LED is constant green Unit self checks fail return to manufacturer T Unit LED is not flashing yellow orange under wink node command Unit is not receiving communication signal Check data cable wiring path and cable connections Refer to Ne2. 898 Rev 8 0 15July2013 3
3. July2013 2 Complete Solutions in Emergency Lighting DATA CONNECTIONS Data cable connects via the 3 way strain relief plug supplied with the Power Pack to the data terminal as shown in Figure 2 Note When correctly installed no fitting should have more than two data cables connected to it If you have more than two data cables at any one fitting the installation is incorrect You will need to consult the Nexus LX User amp Technical Guide Warning No mains carrying cables are to be connected to the data terminals or cables 4 Light sensing clip LDR monitors mains on off lamp condition and is to be affixed on the mains lamp tube refer Figure 2 Please note the light sensing clip LDR is not supplied for PL lamp Power Packs and the PL lamp power packs are programmed as non maintained Refer PL lamp warning on page 1 5 Lamp operation Maintained Once powered up in a maintained fitting the normal AC lamp if present should lights up and stays on until the power supply fails The emergency function of the unit should only operate when the unswitched active power supply fails or when somebody presses the manual test button located on the fitting The emergency function also operates when the fitting receives a command from the Nexus controller to switch into emergency mode Non maintained Once powered up in a non maintained fitting the present lamp stays off The emergency function of the unit should only operate when the unswitche
4. STANILITE STANILITE Complete Solutions in Emergency Lighting TESTING PRECAUTIONS If the fitting is to be left permanently connected to the mains supply from now on you will need to allow 24 hours to charge its battery and then you will have to conduct a discharge test as per the requirements of AS NZS2293 2 Presently at the time of writing the standard requires that new fittings operate in emergency mode for at least 2 hours during their first test Subsequent tests are required every 6 months fittings are then required to operate for not less than 90 minutes If the fitting isn t permanently connected to mains supply at this time you are responsible for giving it the initial 2 hour test when you do connect it permanently to the mains supply Refer to the Nexus LX User amp Technical Guide for unit testing and test results CONSTRUCTION SITES Continuously switching on and off the mains supply to the fittings during the installation process due to building works or for some other reason could cause the fittings to discharge and charge their batteries many times over a short period which may shorten the life of the battery Thomas amp Betts does not recommend such practices and may not honour any warranty on the life of the batteries or the lamp when subjected to such harsh operating conditions The fittings are designed to be regularly discharge tested once every 6 months as per AS NZS2293 2 In order to prevent damage to the battery
5. crew holes for the inverter and the battery pack in the gear tray Figure 1 describes the inverter pack dimensions T pisos SASSSSASAS Z EPPEPPEPPERE 236 0 Figure 1 Nexus Inverter Pack Dimensions Length 236mm Width 47mm Height 41mm 3 Fit the inverter and battery pack using suitably sized screws and nuts Make sure that the battery pack is mounted as far as possible from the ballast or from any other components that may get hot WIRING CONNECTIONS Following below are the wiring connections to wire Power Pack as maintained non maintained and sustained When wiring Power Pack to a sustained fitting the fitting must be programmed as sustained using utility tools Ensure that the stripped wire ends are completely inserted into the terminal block and no bare conductors are exposed to the metal LDR Clip 1x__ W Maintained Ree Switched Active 5 FSU ee l Switched Active Shield alge Unswitched Active Neutral 240Vac Earth 60k 1x _ W Non Maintained Data Shield Unswitched Active Neutral 240Vac Earth 50Hz Figure 2 Wiring Diagram Nexus Power Pack using conventional magnetic ballast Note Wiring connections are different if using electronic or other magnetic ballast Wiring diagrams are available from Thomas amp Betts Website http www tnb ca aus resources wiring diagram 2 Copyright 2013 Thomas amp Betts Australasia ABN 062 074 810 898 Rev 8 0 15
6. d active power supply fails or when somebody presses the manual test button located on the fitting The emergency function also operates when the fitting receives a command from the Nexus controller to switch into emergency mode 6 When you first install the new Nexus Power Pack its LED will be flashing green During different modes of operation the LED status should be as following Flashing orange Wink mode cable tracing is on Valid messages are being received by the unit Static orange Wink mode cable tracing has been turned off Static red Unit has been commissioned and battery is charging Flashing red Unit is under test Refer to the Nexus LX User amp Technical Guide for detailed description of all possible LED states and their meanings 7 Check the operation of the fitting to ensure that the installation was successful When powered up allow a few minutes to give the battery a small charge then press the manual test button located on the fitting Press and hold the test button for a few seconds and observe that the emergency lamp lights up and stays on until the test switch is released If the lamp works only momentarily this ensures that the connections are correct and the battery requires at least 16 hours to fully charge If the lamp doesn t work at all check the supply the connections and the trouble shooting guide at the end of this document 8 Once manually checked as per item 7 above the fitting is ready to be commun
7. ication tested and commissioned into the Nexus network Keep the information details of this fitting including exact location description DB distribution board and CB circuit breaker numbering channel and router numbering plan number and cross referencing information as all this will be required for entry into the database during commissioning Refer to the Nexus LX User amp Technical Guide for full details As the installer it is your responsibility to conduct the initial discharge testing of the installed fitting Refer to AS NZS2293 TO REMOVE INSTALLED NEXUS POWER PACK Before removing the installed Nexus Power Pack switch off the mains supply to the fitting Unscrew unplug the unswitched active switched active neutral and output lamp and ballast wire connections from the terminal block using a suitably sized screwdriver Undo the test switch nut and remove LED from the grommet Unscrew unplug the data cable connection from the terminal block and remove sensing clip from the tube lamp Disconnect the battery plug from the battery pack and then unscrew the mounting screws of the Nexus Power Pack When the fitting is reconnected to the supply it will need time to recharge its battery before it will be capable of a full length discharge again Note When sending Nexus Power Packs for repair make sure that LED test switch and light sensor are included with the Power Pack Copyright 2013 Thomas amp Betts Australasia ABN 062 074 810
8. must be mounted adjacent to the PL lamp Please contact Thomas And Betts Support Centre on 1300 666 595 if you require more information Specific PL lamp Power Packs are supplied without an LDR and are programmed as non maintained NEXUS LX DATA CABLE SYSTEM The Nexus range light fittings are designed to be connect into a special communication network using Level 4 single twisted pair data cable Before attempting to create or modify Nexus network please ensure that you are familiar with the special requirements of these networks Also ensure that you have prior permission from the building owner or manager The Nexus LX User amp Technical Guide describes all you need to know to successfully install Nexus project Please ensure you have read the guide before continuing Copies of the guide are available free of charge from any product supplier Copyright 2013 Thomas amp Betts Australasia ABN 062 074 810 898 Rev 8 0 15 July 2013 1 STANILITE STANILITE Complete Solutions in Emergency Lighting INSTALLATION INSTRUCTIONS To install Nexus Power Packs follow these steps 1 Remove the Power Pack from the packing box and inspect it for damage or imperfections If any damage is found do not install replace it carefully into the packing box and notify the Thomas amp Betts Product Support Hotline in Australia on 1300 666 595 2 Ifall looks okay proceed with the installation use a pencil to mark the position of the mounting s
9. s that you read this document thoroughly before commencing installation This device has been manufactured to provide trouble free operation for many years when treated with due care and maintained through regular and appropriate servicing SAFETY WARNING In Australia and New Zealand only licensed electricians are permitted by law to work with 240 Volts electrical installations Do not attempt to install or connect this product unless you are a licensed electrician Turn off and isolate the electrical supply before connecting this fitting to the building wires Do not touch the terminals of the terminal block when the light fitting is powered The only user serviceable part is the battery pack Do not tamper with the fitting or the warranty will be void As the installer it is your responsibility to ensure compliance with all relevant building and safety codes i e AS3000 AS NZS2293 Refer to the applicable standards for data and mains cabling installation procedures and requirements EMC WARNING Power Pack complies with EMC regulations We advise that if you incorporate this pack into your product batten fitting you must test the complete product fitting for EMC compliance PL LAMP WARNING For PL lamp application it is recommended that the Power Pack be used without a LDR The unit should be designated as a non maintained unit The LDR is not designed to be affixed to a PL lamp If AC lamp monitoring is required then the LDR
10. xus LX User amp Technical Guilde If the unit still doesn t work after checking these possible causes contact Thomas amp Betts Service in Australia on 1300 666 595 Monday to Friday 8 30am to 4 30pm AEST and ask for help Our trained service personnel will usually be able to take your call immediately and assist you in resolving your difficulty Thomas amp Betts is committed to providing valuable Through Life Support for its products Copyright 2013 Thomas amp Betts Australasia ABN 062 074 810 898 Rev 8 0 15July 2013 4 Complete Solutions in Emergency Lighting Doc No 29 01039 Thomas 8etts A Member of the ABB Group Thomas amp Betts Australasia ABN 062 074 810 898 Head Office Unit D3 3 29 Birnie Avenue Lidcombe NSW 2141 Australia Manufacturing 23a Nyrang Street Lidcombe NSW 2141 Australia Telephone 61 1300 666 595 Facsimile 61 1300 666 594 Nexus LX Power Pack T8 Installation Manual Electrical Safety Warning Testing Precautions Installation Instructions Trouble Shooting Guide Power Pack Removal Method Warranty Information Included GREETINGS Congratulations on choosing to use this Thomas amp Betts product covered by our unique Through Life Support system This document is designed to assist you during the installation of the product to ensure the safety of yourself and others The Nexus Power Pack is design to be installed quickly and easily however Thomas amp Betts recommend
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