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SPECIFICATION 713 UNINTERRUPTABLE POWER SUPPLY FOR TRAFFIC SIGNALS Copyright MAIN ROADS Western Australia MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 1 of 20 SPECIFICATION 713 UNINTERRUPTABLE POWER SUPPLY FOR TRAFFIC SIGNALS REVISION REGISTER Date Clause Number 17/03/2015 26/08/2011 Various 11/11/2010 Description of Revision Custodian Change from TCIC-CM to EE EE Full Review TCIC-CM Guidance Notes added to the Specification TCIC-CM 29/09/2009 Whole Document New Specification final review and approval 09/2009 All MRWA Final comments incorporated 07/2009 All Downer & MRWA comments incorporated 05/2009 All For client review MAIN ROADS Western Australia Contract XXX/XX Authorised By Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 2 of 20 CONTENTS Clause Page No GENERAL ......................................................................................................................... 4 713.01 Scope ........................................................................................................... 4 713.02 References ................................................................................................... 4 MRWA Standard drawing numbers: ............................................................................... 5 713.03 Electricity Regulations and Authorities.......................................................... 5 713.04 UPS General requirement ............................................................................ 6 713.05 Operation Modes .......................................................................................... 6 713.06 – 713.10 Not Used ............................................................................................ 7 PRODUCTS AND MATERIALS ........................................................................................ 8 713.11 Main UPS Components ................................................................................ 8 713.12 Battery Package ........................................................................................... 8 713.13 Enclosure / Cabinet ...................................................................................... 9 713.14 – 713.16 Not Used ............................................................................................ 9 DESIGN CONSIDERATION .............................................................................................. 9 713.17 Protection ..................................................................................................... 9 713.18 Metering and Status Monitoring .................................................................. 10 713.19 Alarms Indications and Controls ................................................................. 10 713.20 Earthing ...................................................................................................... 11 713.21 Programmable Contacts ............................................................................. 11 713.22 Wiring and Termination .............................................................................. 11 713.23 Name Plates and Labels ............................................................................ 12 713.24 Noise Level ................................................................................................ 13 713.25 Inspection and Testing ............................................................................... 13 713.26 – 713.35 Not Used........................................................................................... 14 AS BUILT AND HANDOVER REQUIREMENTS ............................................................ 14 713.36 As Built Drawings ....................................................................................... 14 713.37 – 713.45 Not Used........................................................................................... 14 CONTRACT SPECIFIC REQUIREMENTS ..................................................................... 14 713.46 – 713.60 Not Used .......................................................................................... 14 ANNEXURE A - DATA SHEET ....................................................................................... 15 ANNEXURE B - UPS ARRANGEMENT SINGLE LINE DIAGRAM ................................ 18 MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 3 of 20 SPECIFICATION 713 UNINTERRUPTABLE POWER SUPPLY FOR TRAFFIC SIGNALS GENERAL 713.01 SCOPE 1. The work under this specification consists of the supply and delivery of an uninterruptible power system (UPS) with battery backup capability designed for power supply to traffic signal lights and its control panel. 713.02 REFERENCES 1. Australian Standards, MAIN ROADS Western Australia Standards and MAIN ROADS Western Australia Test Methods are referred to in abbreviated form (e.g. AS 1234, MRS 67-08-43 or WA 123). For convenience, the full titles are given below: Acts and Regulations Title of Act, Regulation, etc. Occupational Safety and Health Act 1984 Australian Standards AS/NZS 3000 Electrical Installation AS/NZS 5000 Electric Cables – Polymeric Insulated – for Working Voltages up to and Including 0.6/1kV Electromagnetic Compatibility (EMC) - Limits AS/NZS61000 AS/NZS 3439 AS 1020 AS 1125 Low-voltage Switchgear and Control Gear Assemblies – Type Tested and Partially Type Tested Assemblies The Control of Undesirable Static Electricity AS 1768 Conductors in Insulated Electric Cables and Flexible Cords Lightning Protection AS 1897 Electroplated Coatings on Threaded Components AS 2676 Installation, Maintenance, Testing and Replacement of Secondary Batteries in Buildings Colour Standards for General Purposes AS 2700 AS 4029 Approval and Test Specification – Miniature Overcurrent Circuit Breakers Stationary Batteries – Lead-acid AS 4044 Battery Chargers for Stationary Batteries AS 60146 Semi Conductor Converters AS 60269 Low Voltage Fuses AS 3111 MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 4 of 20 AS 60529 AS 62040.1.1-2003 AS 62040.1.2-2003 AS 62040.2-2008 AS 62040.3-2002 Degrees of Protection provided by Enclosures for Electrical Equipment (IP Code) Uninterruptible power systems (UPS) - General and safety requirements for UPS used in operator access areas Uninterruptible power systems (UPS) - General and safety requirements for UPS used in restricted access locations Uninterruptible power systems (UPS) Electromagnetic compatibility (EMC) requirements Uninterruptible power systems (UPS) - Method of specifying the performance and test requirements Other Standards Office of Energy RTA-TC-235 WA Electrical Requirements SCATS Communications Reference Manual MAIN ROADS Standards MRWA MRWA Traffic Management requirements for Works on Roads Electrical Infrastructure Asset Drawing Guidelines Part 1 – General Part 2 – Traffic Control Signals Traffic Management for Works on Roads Code of Practice MAIN ROADS Specifications Specification 203 Occupational Health and Safety Specification 204 Environment Specification 201 Specification 908 Quality ANTI-GRAFFITI Examples of previous solutions used by MRWA MRWA Standard drawing numbers: 0748-3118, 0748-3358, 0748-3359, 0748-3360, 0748-3361, 0748-3362, 0748-3363, 0748-3364, 0748-3365, 0748-3366 713.03 ELECTRICITY REGULATIONS AND AUTHORITIES 1. The works shall be carried out in accordance with the Office Electricity Act of Energy WA Electrical Requirements, AS/NZS 3000 Australia/New Zealand Wiring Rules, the requirement of Western Power, Synergy, Horizon or any other authority having jurisdiction over the installation (Power Supply Authority). 2. All notices and application required by the Power Supply Authority shall be submitted and any required fees paid Notices 3. The power supply is as detailed on the datasheet attached. Power Supply All equipment shall be designed to operate at the correct voltages prior to installation. All equipment shall be suitable for the maximum prospective short circuit current specified on the datasheet and confirmed for the specific application at the point of installation. MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 5 of 20 713.04 UPS GENERAL REQUIREMENT 1. Engineering, design, supply, manufacture, testing and General delivery of a UPS system rated in accordance with the data sheet in Requirement Annexure A and in compliance to the environmental and site meteorological data set out in the data sheet. 2. Automatic Voltage Regulated Power to the load shall be Continuity of maintained while losing input power and its return within specifications Supply or until the batteries have been discharged to the level specified in datasheet. A reliable UPS arrangement shall be provided to ensure correct operation in all modes as specified in Clause 713.05 below. 3. The complete UPS system shall be enclosed inside a Enclosure naturally ventilated, outdoor cabinet as specified in the datasheet and in Clause 713.13 below. 4. The UPS module shall be rack mounted and the protection, General layout control and alarm circuitry shall be wired on a chassis below the UPS module. Circuit breakers, control switches and indication shall be laid out on a control panel providing ease of operation and fault finding. The batteries shall be housed on telescopic rail mounted drawers providing ease of maintenance and replacement. 5. The supplier shall provide detailed cabinet general Design arrangement and internal layout drawings as well as schematic and drawings wiring diagrams for review before commencement of fabrication and assembly of the UPS system. 6. The UPS circuit shall be designed and equipped with all necessary internal circuits, protection and alarm outputs as well as manual transfer and by-pass control switches. Circuit 7. The UPS shall be equipped with RS232/RS485 and Communication Ethernet communication capabilities for programming, access and capability remote monitoring of operation diagnostics and event recorder data. 713.05 OPERATION MODES Refer to the proposed UPS arrangement single line diagram in Annexure B. Single line diagram 713.05.01 NORMAL 1. The UPS shall continuously supply Automatic Voltage Continuous Regulated power within the voltage, frequency and harmonic distortion power limits specified in the data sheet (in Annexure A) to the traffic signal controller and all supplied loads. 2. The charger unit shall supply temperature compensated DC power to batteries. It shall maintain the batteries in a fully charged state while the input supply is within specified range. MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Normal Operation Page 6 of 20 713.05.02 INPUT POWER FAILURE 1. Upon failure of incoming mains and with generator power Input Failure not connected, the UPS shall switch automatically over to battery power and when mains return the UPS shall switch automatically back to mains. There shall be no perceptible interruption to the loads upon failure or restoration of the input AC power source 2. The UPS shall have the facility for connection of a portable Generator generator to supply power to the UPS during extended mains outage. backup supply With the UPS operating from generator power and on return of mains power the UPS shall switch automatically over to mains. 713.05.03 RECHARGE 1. Upon restoration of the input AC power source, the UPS Time Delay shall automatically return back to its normal operation specified in Return Clause 713.05.01. The UPS shall have the facility to set a time delay before returning to normal operation upon restoration of input power supply. 2. If the batteries were discharged to the DC cut-off point DC cut-off before input source restoration, the UPS shall automatically restart to normal operation including recharging the batteries. 713.05.04 MAINTENANCE BYPASS MODE 1. If the batteries or UPS are to be taken out of service for Manual switchmaintenance, the UPS shall be manually switched to the Standby input over and then a make-before-break transfer switching by closing the Maintenance bypass switch and opening the Standby Input switch. 2. With the load supplied via the maintenance bypass it shall Hot Swap enable removal and replacement of the UPS without shutting down the traffic control system (i.e. “hot swap” capability). 713.06 – 713.10 NOT USED MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 7 of 20 PRODUCTS AND MATERIALS 713.11 MAIN UPS COMPONENTS 1. Surge diverters The UPS shall be protected from power surges introduced either from Surge and the input power grid supply or from the load circuits connected to the lightning protection output of the UPS. 2. Charger/Rectifier The charger shall rectify the input AC power to a regulated DC wave Charger / form to provide the charging power for discharged batteries. The Rectifier charger/rectifier shall be rated in accordance to the specification in the data sheet attached. The manufacturer shall provide comments on the data sheet indicating conformance to the specified values or propose alternative data for evaluation. 3. Inverter Upon losing Input AC power, the inverter shall supply the needed AC Inverter power of the loads by converting DC power from the batteries. The inverter shall be rated in accordance to the specification in the data sheet attached. The manufacturer shall provide comments on the data sheet indicating conformance to the specified values or propose alternative data for evaluation. 4. Generator input The generator supply kit shall enable the connection of an external Generator Connection power generator, comprising: 3-position switch, indicators) Appliance inlet, 3 flat pins, 10Amp, IP66, 250V, 50Hz, grey. The appliance inlet shall be mounted inside a separate compartment on the side of the cabinet accessible without opening the cabinet door and provided with a dedicated lockable-hinged cover. 5. IP66 Mains-Off-Generator (with LED Display The UPS shall include a front panel screen and navigation pushbuttons to show real time measurement of various parameters and also status of the system as specified in more detail in Clause 713.18. 713.12 Display / Screen BATTERY PACKAGE 1. The battery strings shall be comprised of extreme Batteries temperature withstand, rechargeable, maintenance free type batteries. The batteries shall be rated in accordance to the specification in the data sheet attached. The manufacturer shall provide requested data for its proposed batteries and comments on the data sheet indicating conformance to the specified values or propose alternative data for evaluation. The batteries shall be arranged on withdrawable racks inside the UPS cabinet and designed to facilitate replacement of a faulty battery without disturbing the remaining batteries in the battery bank. MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 8 of 20 713.13 ENCLOSURE / CABINET 713.13.01 LAYOUT 1. The arrangement and layout of all equipment shall provide Access adequate and safe means of access and working space for installation and maintenance purposes. 2. All equipment shall be installed such that removal, Standard Tools replacement or repair of each and every component may be carried out with standard electrical trade tools. 3. Particular attention shall be given to the location and Location & clearance of handles, levers, switches, etc. in respect to the safety of Clearance personnel operating the equipment. 4. To allow for ease of maintenance in darkness, a fluorescent Lead Light lead light shall be installed in the cabinet. The light shall be switched on via a limit switch when the door is opened. The light shall adequately illuminate all internal components. Alternative lighting arrangements would be subject to approval. The lighting shall be RCD protected. 5. Minimum 2-off general purpose outlets supplied from the GPO mains input power shall be mounted inside the cabinet for use of maintenance tools and test equipment on site. The GOP’s shall be RCD protected. 713.13.02 MATERIAL AND STRUCTURE 1. The enclosure structure and mounting shall generally be in accordance with AS 2578 clauses 2.1.2.2 and 2.3 (Note that clauses 2.3.4, 2.3.12, and 2.3.14 are not applicable). 2. The door shall be secured in the closed position by two (2) triangular headed bolts which shall fit the key shown on Main Roads Drawing 7820-103. The head of these bolts shall be fully recessed into the door. 713.14 – 713.16 NOT USED DESIGN CONSIDERATION 713.17 PROTECTION 1. Over-current and short circuit protection shall be provided to Main Circuit Breakers the UPS system by input and output circuit breakers suitably rated. 2. The UPS system shall be protected against lightning and Lightning have surge suppression in accordance to AS 1768 requirements. 3. The Battery banks (strings) shall be protected with circuit breakers suitably rated for use in DC applications. MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Battery Circuit Breaker Page 9 of 20 4. The batteries shall be protected against over charging by a Temperature dedicated temperature sensor to provide the battery temperature Sensor feedback for UPS. 713.18 METERING AND STATUS MONITORING 1. The UPS shall include a front panel screen to show real time Display / measurement of various parameters and also status of the system. As Measurement the minimum it shall cover: a) The Input AC parameters including Voltage, Frequency, Current, Power. b) The Inverter Output/Load AC parameters including Voltage, Frequency, Current, Power. c) The Battery parameters including Voltage, Current, Capacity/Charging Level. 2. The operation status of the UPS shall be indicated on the Display / Status front panel either on the screen or with LED indicators. As a minimum they shall cover: a) Input/Bypass power availability b) Charger/Inverter units operational c) Battery power is available d) Batteries on boost charge e) UPS in maintenance mode f) Internal fault 3. The LED/LCD indications shall be clearly visible and readable at all times. LED/LCD display 4. The UPS shall be capable of providing the above mentioned Remote measurement/parameter and operation status to remote control and indication monitoring system via the Ethernet communication. 713.19 ALARMS INDICATIONS AND CONTROLS 1. As a minimum the following alarm conditions shall initiate an Display / Alarm audible alarm, single failure output and be displayed on UPS front panel screen/indication lights: a) Overload b) Over temperature c) Inverter not Synchronised d) Battery Circuit is open e) Charger Off or Failed f) Maintenance mode g) Load on Batteries h) Main Input Failure MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 10 of 20 i) Loads on Bypass j) Battery capacity below 50% k) Low Battery l) Emergency Shutdown 2. Alarm and warning indications shall automatically reset Alarm Reset when condition returns to normal. 3. The UPS shall be capable of providing the above mentioned Communicating alarms to remote control and monitoring system via the Ethernet Alarms communication. 4. The following control switches shall be available on the UPS Control Switch front panel 713.20 a) Alarm Reset/Silence shall cancel an audible alarm but leave actuated alarm indications illuminated until rectified b) Inverter ON/OFF switch. c) The transfer control switch for manual source selection and switching. EARTHING 1. A dedicated 20x10mm copper earth bar with minimum Earthing length of 200mm shall be installed in the cabinet located close to the gland plate and all earth wires shall be terminated to this earth bar. Each hole shall have two (2) fixing screws. 2. The earth bar shall have suitable provision for the installation of the MEN link 3. All non current carrying conducting parts like doors, battery trays, etc. shall be connected to earth bar. 713.21 PROGRAMMABLE CONTACTS 1. The UPS shall include a set of 6 programmable volt-free Output changeover contacts to be wired to a terminal block in order to assign Contacts different alarms as required for remote monitoring and future controls. The contacts shall be rated 24-220VDC or 100-240VAC / 5A for continuous loads. 2. As the minimum requirement they shall cover: a) UPS On b) Battery below 50% charge c) Low battery d) Any cabinet door open 713.22 WIRING AND TERMINATION 1. All conductors shall comply with AS/NZS 5000 requirements. Cables Material 2. Wiring for control, protection, metering, alarm and indication Control Cables shall be not be less than 1mm², 25 strand copper conductors MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 11 of 20 3. Cable sizes for power circuits shall comply with the ratings specified in AS 3000. Cable Size 4. Where more than one item is connected to a common feed, Common Feed such as fuses or circuit breakers, the minimum conductor size of the common feed shall match the arithmetic sum of the connecting equipment full current rating capacities. 5. The insulation and colour coding of wires shall be as follows: a) Coloured grey for voltages below 110V AC. b) Coloured red, white or blue for active phase. c) Coloured black for all neutrals. d) Coloured green/yellow for earth wiring. e) Any colour not previously allocated for DC voltages. 6. All wiring shall be terminated by crimp type terminal lugs fitted by the lug manufacturer’s recommended crimping tool. 20% spare terminal space shall be considered for possible future modifications. Colour Coding Termination 7. Numbered ferrules corresponding to wiring diagram Cable numbering shall be fitted to each end of all wires. They shall be Numbering weatherproof and not be affected by damp or corrosion and shall be clearly and permanently marked. 8. All insulated wiring within the cubicle shall be run in Wiring Runs horizontal and vertical lines. Each group of wiring shall be strapped in neat bundles with nylon cable ties or plastic wire trunking. 9. Wiring shall comply with the following: a) No joins between terminal blocks. b) No tee off branches between terminal blocks. c) Only one wire per terminal. If there is a requirement for more than one, jumper pins shall be used. d) Pin crimped terminations shall be used for tunnel type terminal blocks. e) Wiring or cable larger than 4mm² shall be terminated with appropriately sized terminal lugs using a hydraulic crimper. Wiring Rules 10. All D.C. service wiring shall use tinned stranded copper conductors. 713.23 NAME PLATES AND LABELS 1. All equipment labels shall be manufactured from white- Letters black-white “Traffolite” with engraved black letters on a white background or red-white-red with white letters on a red background. Alternatively metal photo type labels shall be used with black print on photographic anodised aluminium substrate. MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 12 of 20 2. All equipment labels shall be firmly fixed using suitable non- Sizes ferrous rivets or threaded fasteners, self tapping screws are not suitable. 3. As far as practicable all labels shall be of the same overall dimensions with identical mounting holes. The minimum size of letters shall be 3.5mm upper case. 4. All final sub-circuit circuit breakers/fuses shall be labelled Labelling with IPA coloured and numbered markers. 5 The cabinet number shall be clearly shown on the outside of Numbers the door of each cabinet. The main cabinet number shall be made up of 50mm black characters on a 50mm x 60mm background of adhesive class 2 yellow retro-reflective materials as per AS/NZS 1906 Part 1. A further label of the same material consisting of 2 lines of 35mm black characters shall be placed 30mm below the switchboard number. Line 1 shall read; “1 800 800 009” and line 2; “MAIN ROADS WA”. 713.24 NOISE LEVEL 1. Noise levels of the assembly under normal operation shall be within limits set in the National Standard for Occupational Noise (NOHSC: 1007-2000) and shall not exceed an eight-hour equivalent continuous A-weighted sound pressure level, LAeq,8h of 60 dB(A). The LAeq, 8h is to be determined in accordance with AS/NZS 1269.1. 713.25 INSPECTION AND TESTING 1. Factory testing of the UPS system shall be performed in accordance with AS/NZS 62040.3 which details the testing requirements for UPS units to make sure achievement of the kW, and kVAr and load steps necessary to demonstrate and verify the designated steady state and transient frequency and voltage responses. 2. MRWA reserves the right to examine the equipment at any time during manufacturing or use the services of a third party inspection service. 3. A site acceptance test shall be witnessed that shall prove the correct functioning of all indicators and alarms, minimum four hour UPS site support without mains supply available and main functional requirements. A SAT procedure shall be provided for MRWA review and approval at least four weeks prior to UPS commissioning. 4. delivery. All test reports, shall accompany the equipment at time of 5 Maintenance and Operation Manuals shall be provided as two hard copy and one pdf soft copy containing: 1. All main component data sheets 2. UPS unit manufacturer maintenance and operation manual 3. Wiring Diagrams 4. Recommended maintenance schedule MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 13 of 20 713.26 – 713.35 NOT USED AS BUILT AND HANDOVER REQUIREMENTS 713.36 AS BUILT DRAWINGS 1. The test results shall be recorded and all test reports shall Test Result be included in the design drawings. 2. As Built drawings shall comply with Main Roads As Constructed Drawings presentation requirements. 3. As Built drawings shall be signed certifying that the drawings Certify As Built accurately depicted the installations. 4. As Built drawings shall be submitted at the latest two weeks after goods delivery. 713.37 – 713.45 As Built Submission NOT USED CONTRACT SPECIFIC REQUIREMENTS 713.46 – 713.60 NOT USED MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 14 of 20 SPECIFICATION 713 ANNEXURE A - DATA SHEET THIS DATA SHEET SHALL BE READ IN CONJUNCTION WITH THE ABOVE STANDARD SPECIFICATION The MANUFACTURER’S INFO/COMMENTS column shall be populated and returned as part of a response to a Request for Quotation (RFQ). If the Manufacturer’s Info/Comments are acceptable this form can then be submitted as part of the Purchase documentation. APPLICABLE TO: RFQ FOR: UNIT: PURCHASE SITE: Nº REQUIRED: NOTE: The Manufacturer/Vendor shall only enter information in the MANUFACTURER’S INFO/COMMENTS column The Manufacturer shall provide information and comments indicating conformance to the specified values or propose alternative data for evaluation. Text shown in Red provides guidance as to what information is required from the manufacturer/vendor for that item. ITEM SPECIFICATION MANUFACTURER'S INFO/ COMMENTS RECTIFIER / CHARGER UNIT 01 INPUT VOLTAGE 230 VAC SINGLE PHASE ± 10 % 02 FREQUENCY 50 Hz ± 10 % 03 RECHARGE TIME 8 hrs to 90% Capacity 06 DC OUTPUT Manufacturer to enter selected battery charging voltage 07 AC INPUT POWER FAILURE ALARM Required relay output 08 DC VOLTMETER(VI) Digital Meter (1% Accuracy) Required RANGE Via LCD/LED display ................ V 09 DC AMMETER (AI) Required RANGE Via LCD/LED display ............... A INVERTER UNIT IGBT 10 OUTPUT VOLTAGE 230 VAC SINGLE PHASE ± 2 % 11 FREQUENCY 50 Hz ± 0,25 % 12 OVERLOAD AT 125%/150%/160% Manufacturer to enter rated withstand times at 125% / 150% / 160% overload 13 CURRENT LIMIT Manufacturer to provide SC capability 14 HARMONIC DISTORTION 5 % MAX 15 LOAD POWER FACTOR 0.8 INDUCTIVE TO 0.9 CAPACITIVE 16 WAVE SHAPE W/LINEAR LOAD SINUSOIDAL 17 AC VOLTMETER (VO) Digital Meter Required RANGE Via LCD/LED display ................... V 18 AC AMMETER (AO) Digital Meter Required RANGE Via LCD/LED display .................. A 19 FREQUENCY METER 50 Hz Digital Meter RANGE Via LCD/LED display 20 BATTERY HALF DISCHARGED ALARM Required relay output 21 BATTERY MINIMUM ALARM CONTACTS Required 22 EFFICIENCY >90% MAIN ROADS Western Australia Contract XXX/XX (F) Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 V DC …...min / ..…sec / …...sec Page 15 of 20 ITEM SPECIFICATION MANUFACTURER'S INFO/ COMMENTS BATTERY UNIT 23 TYPE A 24 B LEAD ACID Maintenance free Gel Type Other Vendor to provide option & details 25 No OF CELLS Minimum 4 hours back-up time at full load 26 NOMINAL CELL VOLTAGE Manufacturer to enter selected battery individual cell voltage 27 No OF PARALLEL SETS OF CELLS Manufacturer to enter quantity of parallel strings calculated to achieve the specified back-up time 28 FLOAT VOLTS PER CELL Manufacturer to enter float voltage and tolerance 29 BOOST VOLTS PER CELL Manufacturer to enter boost voltage and ………………. VOLTS ± .............................. tolerance 30 LIFE EXPECTANCY Manufacturer to enter battery rated life expectancy and conditions based upon ……………………….YEARS 31 CAPACITY Manufacturer to enter selected battery A/h capacity per cell ……………..AMPERE - HOURS per CELL 32 NORMAL OPERATING LOAD As site requires 33 PEAK OPERATING LOAD As site requires 34 MOUNTING Inside cabinet On draw-out trays 35 TEMPERATURE PROBE Required` 36 TEMPERATURE WITHSTAND Extreme range from -20°C to +74°C (Vendor to confirm requirement per cabinet thermal calculations) …………..….. VOLTS …….................VOLTS ± ............................ A DIMENSIONS MISCELLANEOUS 37 PROTECTION DEVICE As specified in spec. 38 TRANSFER TIME Max 4ms 39 METHOD OF COOLING Natural Air Flow ……………………………………….. 40 NOISE LEVEL < 60db …………………..dB AT .......................... m 41 HEAT DISSIPATION HEAT LOAD REQUIRED 42 INGRESS of PROTECTION IP55 43 MIMIC ON UNIT per specification 44 FINISH COLOUR TO AS/NZS Smoke blue to MRWA spec 908 45 DIMENSIONS / MASS Manufacturer to enter cabinet overall dimensions and weight 46 NOMINAL RATING As site requires l dimentions and w VA 47 POWER CONSUMPTION NORMAL VA 48 TYPE OF CONFIGURATION Manufacturer to enter power losses rating Single Non-Redundant – Refer to Annexure B 49 BATTERY BACK-UP DURATION 4 Hours minimum 50 EARTH BUS INTEGRAL WITH PANEL Required 51 CLIENT PERSONNEL TRAINING Rate Required with Bid. Contractor to allow for maintenance training for three (3) technicians. 52 PRE-FERRELED INTERCONNECTION CABLES TO BATTERIES AND BETWEEN CABINETS (WITH LUGS) All required cables to be supplied MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 kW ……………….TO AS 60529… ……H x …...W x ……D ……kg Page 16 of 20 ITEM 53 WITNESSED TESTS MAIN ROADS Western Australia Contract XXX/XX SPECIFICATION MANUFACTURER'S INFO/ COMMENTS SAT Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 17 of 20 SPECIFICATION 713 ANNEXURE B - UPS ARRANGEMENT SINGLE LINE DIAGRAM MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 18 of 20 SPECIFICATION 713 GUIDANCE NOTES DELETE THESE GUIDANCE NOTES FROM FINAL DOCUMENT AFTER USING FOR REFERENCE All edits to downloaded TDP documents shall be tracked (most word processing software allows this to be done automatically). Deletions shall be struck through e.g. example. Insertions shall be in italics e.g. example. If all information relating to a clause is deleted then the clause number should be retained and the words “NOT USED” should be inserted. The proposed documents with tracked changes shall be submitted to the Project Manager for review, prior to printing the final batch of documents. When this final printing is carried out, the tracked changes option is to be turned off. The Custodian of this specification is the Electrical Engineer. 1. SCOPE 1.1 This Specification primarily covers the requirements for new Uninterruptible Power Supplies at existing traffic signals. 1.2 Westrail This Specification is not suitable for Traffic Signals Installations undertaken by 2 TRAFFIC SIGNAL CONTRACTS 2.1 Where this specification is used in a contract that is solely or predominantly for the installation of traffic signals, inclusion of and cross-referencing to other relevant specifications is likely to be required, such as: Specification 100 GENERAL REQUIREMENTS Specification 302 EARTHWORKS Specification 901 CONCRETE – GENERAL WORKS Specification 908 ANTI-GRAFFITI MAIN ROADS Western Australia Contract XXX/XX Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 19 of 20 SPECIFICATION AMENDMENT CHECKLIST Specification: No: 713 Revision Date: _________Title: UPS for TRAFFIC SIGNALS Project Manager: Name: ______________Signature: _____________Date:________ Checked By: Name: _______________Signature:____________ Date: ________ Contract No: _______Contract Description: __________________________________ ITEM DESCRIPTION SIGN OFF All changes/amendments must be shown in Tracked Change mode until Note: approved. 1. Project Manager has reviewed Specification and identified Additions and Amendments. CONTRACT SPECIFIC REQUIREMENTS addressed? – 2. Contract specific materials/products/clauses added? (Refer Specification Guidance Notes for guidance). 3. Any unlisted Materials/Products proposed and approved by the Project Manager? – if “Yes” provide details at 15. Standard Clauses amended? – MUST SEEK approval from 4. MCP. 5. Clause deletions shown as ‘NOT USED’. Appropriate INSPECTION & TESTING parameters included in 6. Spec 201 (Test Methods, Minimum Testing Frequencies verified). ANNEXURES completed (Refer Specification Guidance Notes). 7. HANDOVER and AS BUILT requirements addressed. 8. Main Roads QS has approved changes to SMM. 9. 10. Project Manager certifies completed Specification reflects intent of the design. 11. Completed Specification – independent verification arranged by Project Manager 12. Project Manager’s review completed. SPECIFICATION GUIDANCE NOTES deleted. 13. TABLE OF CONTENTS updated. 14. 15 Supporting information prepared and submitted to Project Manager. Further action necessary: Signed: MAIN ROADS Western Australia Contract XXX/XX (Project Manager) Date: _______________ Specification 713 UPS for Traffic Signals Document 08/1919 Issue 17/0315 Page 20 of 20