Centennial School District
Contents
1. The integral bypass shall perform an automatic transfer of the critical AC load from the inverter to the bypass source in the event of an overload PFC failure overtemperature DC bus overvoltage or inverter failure conditions 10 3 2 Design Requirements 10 3 2 1 Voltage Input output voltage specifications of the UPS shall be e Input 120V units 0 140VAC 50 60Hz single phase 2 wire plus ground Page 3 e Output 120V units 120VAC user configurable 110V 115V 120V 127V 3 50 60Hz single phase 2 wire plus ground 10 3 3 Output Load Capacity Specified output load capacity of the UPS shall be 2000V A 1800 Watts at 0 9 lagging power factor 10 3 4 Internal Battery Valve regulated non spillable lead acid cells 10 3 5 Reserve Time 2000VA minimum 4 minutes These times shall be at full load with ambient temperature of 77 F 25 C 10 4 Battery Recharge The UPS shall contain a three stage battery charger designed to prolong battery life Recharge time for UPS internal batteries shall be 3 hours to 90 capacity after a complete discharge into full load 10 5 Performance Requirements 10 5 1 AC Input to UPS 10 5 1 1 Voltage Configuration The UPS shall operate at these values without drawing power from the batteries e 120VAC Single phase 2 wire plus ground nominal variable based upon output loading 10 5 1 2 10 5 1 3 10 5 1 4 10 5 1 5 10 5 1 6 10 5 1 7 10 5 1 8 152. 93 92 86 85 79 Storage 5 F to 122 F 15 C to 40 C 10 6 2 Relative Humidity Operating 0 to 95 non condensing Storage 0 to 95 non condensing 10 6 3 Altitude 10 000 ft 3 000m max without power derating when operated within the temperature specified in Section 1 4 Item A Ambient temperature shall be derated 9 F 5 C for each additional 1600 ft 500m above 10 000 ft 3 000m 10 6 4 Audible Noise The audible noise of the UPS shall be lt 48dBA max 1 meter from front and side lt 48dBA max 1 meter from rear 10 6 5 Electrostatic Discharge The UPS shall be able to withstand an electrostatic discharge compliant to ENC61000 4 2 10 7 USER DOCUMENTATION The specified UPS system shall be supplied with one 1 user manual The user manual shall include installation drawings and instructions a functional description of the equipment with block diagrams safety precautions illustrations step by step operating procedures and general maintenance guidelines Page 5 10 8 WARRANTY The UPS manufacturer shall warrant the UPS against defects in materials and workmanship for five 5 years The no hassle replacement warranty shall include shipping to and from the customer site All battery replacements are covered within the 5 year warranty period Vendor will provide at least 1 spare unit to be kept on site as a backup This unit will used to replace the failed system When the replac
3. General A bypass circuit shall be provided as an integral part of the UPS The bypass control logic shall contain an automatic transfer control circuit that senses the status of the inverter logic signals and operating and alarms conditions This control circuit shall provide a transfer of the load to the bypass source if available and if the inverter is capable of powering the load i e if there is an overload condition if the unit is in Manual Bypass Mode or if the voltage or frequency is out of tolerance 11 4 2 Automatic Transfers 11 5 11 6 The transfer control logic shall activate the bypass automatically transferring the critical AC load to the bypass source after the transfer logic senses one of the following conditions e UPS overload e UPS overtemperature PFC failure e Inverter failure e DC bus overvoltage Once the overload condition is reduced the load shall be automatically transferred back to inverter power INTERNAL BATTERY Valve regulated non spillable lead acid cells shall be used as a stored energy source for the specified UPS system The battery shall be housed internal to the UPS cabinet and sized to support the inverter at rated load and power factor with ambient temperature of 25 C 77 F for a minimum of 4 minutes reserve time The expected life of the battery shall be 3 5 years or a minimum 250 complete discharge cycles The UPS units have the capability to allow the operator to replace the internal b
4. Pennsylvania Antibid Rigging Act 73 P S 1611 et seq governmental agencies may require Non Collusion Affidavits to be submitted together with bids 2 This Non Collusion Affidavit must be executed by the member officer or employee of the bidder who makes the final decision on prices and the amount quoted in the bid 3 Bid rigging and other efforts to restraint competition and the making of false sworn statements in connection with the submission of bids are unlawful and may be subject to criminal prosecution The person who signs the affidavit should examine it carefully before signing and assure himself or herself that each statement is true and accurate making diligent inquiry as necessary of all other persons employed by or associated with the bidder with responsibilities for the preparation approval or submissions of the bid 4 In the case of a bid submitted by a joint venture each party to the venture must be identified in the bid documents and an affidavit must be submitted separately on behalf of each party 5 The term complementary bid as used in the Affidavit has the meaning commonly associated with that term in the bidding process and includes the knowing submission of bids higher than the bid of another firm any intentionally high or noncompetitive bid and any other form of bid submitted for the purpose of giving a false appearance of competition 6 Failure to file an Affidavit in compliance with these instructions wil
5. power to DC power for the inverter In this mode power shall also be derived from utility power for the battery charger The inverter shall derive DC power from either the PFC rectifier or the battery and regenerate filtered and regulated AC sinewave power for the connected load The battery shall be charged once the unit is connected to utility power regardless of whether the UPS is ON or OFF In the event of a utility outage or severe abnormality sag or swell the inverter shall support the connected load from battery power until the battery is discharged or the utility returns whichever occurs first Battery Upon failure of utility mains AC power the critical AC load shall be supplied by the inverter which obtains power from the battery There shall be no interruption in power to the critical load upon failure or restoration of the utility mains AC source Recharge Upon restoration of utility mains AC power after a utility mains AC power outage the input converter shall automatically restart and assume supplying power to the inverter and the battery charger to recharge the battery Automatic Restart Upon restoration of utility mains AC power after a utility mains AC power outage and complete battery discharge the UPS shall automatically restart and assume supplying power to the critical load and the battery charger automatically recharges the battery This feature shall be capable of being disabled by the user Bypass
6. 00 2000 3000VA 120VAC Models Load Transfer Voltage Comeback Voltage 90 97VAC 104VAC 70 78VAC 85VAC 30 61VAC 68VAC Frequency UPS shall auto sense input frequency when first powered up and shall operate within the following frequency specifications UPS shall be capable of cold start with default frequency of 60Hz 120VAC and 208VAC units and 50Hz 230VAC units Once started the frequency operating window shall be 40 70Hz Three frequency settings shall be available in the Liebert GXT3 Configuration program Auto frequency sensing factory default setting 50Hz frequency conversion and 60Hz frequency conversion Input Power Factor gt 0 99 lagging at rated load Input Current reflected distortion 5 THD typical Input Current Ratings UPS Model 120VAC Units 208VAC Units 2000RT 16A N A 3000RT120 24A N A 3000RT208 N A 12 9A Inrush Current initial startup no load The UPS shall have a maximum inrush current of 6 times the full load peak input current Input Line Transient Immunity UPS shall conform to an input line transient conforming to IEEE C62 41 Category A Level 3 tests for 120V AC and 208VAC models The 230VAC models shall meet EN61000 4 5 Surge Protection MOV ratings shall be 175V 80 Joules minimum connected L N 10 5 2 AC Output UPS Inverter 10 5 2 1 Voltage Configuration 120VAC 50 60Hz single phase 2 wire plus ground configuration program
7. GXT3 9 3 Substitutions No substitutions Rack Tower UPS SPECIFICATIONS 10 1 SUMMARY This specification shall define the electrical and mechanical characteristics and requirements for a continuous duty single phase solid state uninterruptible power system UPS The Page 2 UPS shall provide high quality AC power for sensitive electronic equipment loads The UPS and battery systems will be supported by a 5 year warranty 10 2 STANDARDS The UPS shall be designed in accordance with applicable sections of the current revision of the following documents Where a conflict arises between these documents and statements made herein the statements in this specification shall govern 10 2 1 120 and 208V Nominal Units 10 2 1 1 10 2 1 2 10 2 1 3 10 2 1 4 10 2 1 5 10 2 1 6 10 2 1 7 10 2 1 8 10 2 1 9 UL Standard 1778 c UL CSA 22 2 No 107 1 ANSI C62 41 Category A Level 3 IEC 61000 3 2 EN62040 2 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 10 2 1 10 EN61000 4 6 10 2 1 11 FCC Part 15 Class A 10 2 1 12 ISTA Procedure 1A 10 2 1 13 RoHS Compliant 10 3 SYSTEM DESCRIPTION 10 3 1 Modes of Operation The UPS shall be designed to operate as a true on line double conversion system in the following modes 10 3 1 1 10 3 1 2 10 3 1 3 10 3 1 4 10 3 1 5 Normal In normal operation incoming AC power shall be fed to the input power factor corrected PFC rectifier that converts the AC
8. Phone 215 441 6000 x3007 Fax 215 441 5105 www centennialsd org Centennial School District Business Office 433 Centennial Road Warminster PA 18974 5455 BID CONDITIONS AND SPECIFICATIONS UNINTERRUPTIBLE POWER SUPPLY BID BID NUMBER 2012 33 Submission Date and Time May 25 2012 1 30 p m Bid Opening Date and Time May 25 2012 1 30 p m Destination for Delivery of Bids Centennial School District Administration Building Business Office 433 Centennial Road Warminster PA18974 5455 CENTENNIAL SCHOOL DISTRICT Administration Building Warminster PA 18974 5455 Bid Number 2012 33 UNINTERRUPTIBLE POWER SUPPLY BID May 2012 10 The Centennial School District CSD is soliciting bids on a project to provide uninterruptible power supply UPS units to serve the data closets in a number of District buildings This capability provided by battery operated units as specified below will maintain power in the event of a power outage until generators located at each building can begin providing replacement power Therefore the duration during which time these UPS units will be providing power is estimated to be 10 15 seconds The units will be delivered to one location and will be installed by Centennial personnel The District is asking for respondents to provide an installation bid cost as an option Sealed bids for furnishing the Centennial School District with UPS systems shall be in the hands of Mr Christopher Berdni
9. air cooled by an internally mounted continuous fan Fan power shall be provided from the internal DC supply Air intake shall be through the front of the unit and exhausted out the rear of the unit 11 2 COMPONENTS 11 2 1 Input Converter 11 2 1 1 General Incoming AC power shall be converted to a regulated DC output by the input converter supplying DC power to the inverter The input converter shall provide input power factor correction PFC and input current distortion reduction 11 2 1 2 AC Input Current Limit 11 2 1 3 The input converter shall be provided with AC input current limiting whereby the maximum input current is limited to 125 of the full load input current rating 11 2 1 4 Input Protection The UPS shall have built in protection against undervoltage overcurrent and overvoltage conditions including low energy lightning surges introduced on the primary AC source The 120 and 208VAC models shall be able to sustain input surges without damage per criteria listed in ANSI C62 41 Category A Level 3 The 230VAC UPS shall be able to sustain input surges Page 6 without damage per criteria listed in EN61000 4 5 The 120V 208V and 230V models shall have circuit breakers 11 2 1 5 Battery Recharge The UPS shall contain a three stage battery charger designed to prolong battery life Recharge time for the internal UPS batteries shall be 3 hours maximum to 90 capacity full load discharge rate There shall be DC overvoltage
10. attery OUTPUT DISTRIBUTION Page 8 11 7 Output distribution shall be integral to the UPS and located on the rear of the unit Model 120VAC Units 2000RT 6 5 20R T Slot COMMUNICATION OPTIONS 11 7 1 Liebert IntelliSlot Communications The UPS shall include one Liebert IntelliSlot communication port to allow the operator to field install an optional Liebert IntelliSlot communication card A Liebert IntelliSlot card may be installed during any state of UPS operation On Standby or Off states Available Liebert IntelliSlot options are described below Liebert IntelliSlot Web Card IS WEBCARD The optional Liebert IntelliSlot Web Card shall deliver SNMP and Web management to the UPS when connected to any 10 or 100 Mbit Ethernet network The card shall support 10 and 100 Mbit Ethernet and shall provide for in the field upgrade of SNMP firmware The kit shall include the Liebert IntelliSlot card MIB configuration cable and user manual Include all coordination with the Liebert N Froms Central Monitoring platform 11 7 2 Any Mode Shutdown The purpose of Any Mode Shutdown shall be to shut down the UPS output by turning Off the rectifier inverter and bypass so that there is no power to the loads Any Mode Shutdown can be operated locally and remotely as described as follows e Local Any Mode Shutdown can be performed by shorting Pin 1 and Pin 2 e Remote Any Mode Shutdown can be performed by a switch connected
11. e 13 ANTI DISCRIMINATION CLAUSE Section 755 Pennsylvania School Code 1 In accordance with the provisions of the Pennsylvania School Code the contractor agrees a That in the hiring of employees for the performance of work under this contract or any subcontractor hereunder no contractor subcontractor nor any person acting on behalf of such contractor of subcontractor shall by reason of race creed color discriminate against any citizen of the Commonwealth of Pennsylvania who is qualified and available to perform work to which the employment relates b That no Contractor subcontractor or any person acting on behalf shall in any manner discriminate against or intimidate any employee hired for performance of work under this contract on account of race creed or color c That there may be deducted from the amount payable to the contractor under this contract a penalty of five dollars 5 00 for each person for each calendar day during which such person was discriminated against or intimidated in violation of the provisions of the contract and d That this contract may be canceled or terminated by the school district and all money due or to become due hereunder may be forfeited for a second or any subsequent violation of the terms or conditions of this portion of the contract INSTRUCTIONS FOR NON COLLUSION AFFIDAVIT 1 This Non Collusion Affidavit is material to any contract awarded pursuant to this bid According to the
12. ement system is received it will become the backup unit 10 9 QUALITY ASSURANCE Factory Testing Before shipment the manufacturer shall fully and completely test the system to ensure compliance with the specification These tests shall include operational discharge and recharge tests on the internal battery to ensure performance 11 PRODUCT 11 1 FABRICATION All materials and components making up the UPS shall be new of current manufacture and shall not have been in prior service except as required during factory testing All relays shall be provided with dust covers 11 1 1 Wiring Wiring practices materials and coding shall be in accordance with the requirements the standards listed in Section 1 2 and other applicable codes and standards All wiring shall be copper 11 1 2 Cabinet The UPS unit shall be composed of input PFC converter battery charger input filter and internal bypass circuit and batteries consisting of the appropriate number of sealed battery cells and shall be housed in a rack tower NEMA type 1 enclosure and shall meet the requirements of IP20 The UPS cabinet shall be cleaned primed and painted RAL 7021 Black The internal battery unit shall be shipped separately and shall be installed during the UPS installation process Dimensions and weights shall be Dimensions Weight moga W x Dx H in mm Ib kg 16 9x19 7x3 4 eee 430 x 497 x 85 52 26 11 1 3 Cooling The UPS shall be forced
13. ge 9 11 8 LIEBERT GXT3 CONFIGURATION PROGRAM An included Microsoft Windows based Windows 95 or later Configuration Program and cable shall allow configuration of UPS features and operating parameters to meet specific application requirements if required Options that are configurable via this program shall include Select one of five input output voltages to match voltages found around the world Enable Disable Auto Restart Disable the Line Neutral Reversal Missing Ground receptacle wiring alarm Select frequency converter operation with a fixed output frequency of 50 or 60Hz Set the Low Battery Warning alarm time from 2 to 30 minutes Disable the Auto Battery test Set the Auto Battery test to 7 14 21 or 28 days Select the number of external battery cabinets connected to the UPS to adjust the remaining run time calculations reported by the UPS Liebert software products 12 Critical Infrastructure Management System 12 1 OVERVIEW The Critical Infrastructure Monitoring System shall be Liebert Nform as manufactured by Emerson Network Power Liebert Corporation No substitutions will be accepted The Critical Infrastructure Management software shall centrally monitor and manage distributed equipment using the customer s existing network infrastructure The system shall provide the Critical Infrastructure Management and Monitoring for Air Conditioning CRAC systems Uninterruptible Power Supply UPS systems Power Distributio
14. k Chief Financial Officer Administration Building 433 Centennial Road Warminster PA 18974 5455 on or before 1 30 p m May 25 2012 and plainly marked on the envelope Uninterruptible Power Supply Bid No 2012 33 Bids will be opened on May 25 2012 in the Centennial School District Business Office Administration Building 433 Centennial Road Warminster PA 18974 5455 beginning at 1 30 p m Each bid totaling 10 000 or more must be accompanied by a Certified or Bank Issued Check or Bid Bond made payable to Centennial School District in the amount of 10 of the total bid as a guarantee of successful completion of the contract All checks submitted with bids will be held uncashed and returned to all unsuccessful bidders when bids are awarded Centennial School Board reserves the right to waive any or all the technicalities in this bid Bidders will guarantee the bid price will remain firm for 90 days from date of the bid opening The District reserves the right to increase or decrease quantities The Centennial School Board reserves the right to accept or reject any or all bids and to determine for itself what shall be acceptable as equals Failure to complete and return the enclosed Non Collusion affidavit with your bid will result in disqualification Bidder agrees to adhere to Anti Discrimination Clause included within the contents of this bid Acceptable manufacturer 9 1 Manufacturer Liebert 9 2 System model
15. l result in disqualification of the bid Page 14 NON COLLUSION AFFIDAVIT Contract Bid No State of 1S S County of I state that I am of Title Name of Company and that I am authorized to make this affidavit on behalf of my firm and its owners directors and officers I am the person responsible in my firm for the price s and the amount of this bid I state that 1 The price s and amount of this bid have been arrived at independently and without consultation communication or agreement with any other contractor bidder or potential bidder 2 Neither the price s nor the amount of this bid and neither the approximate price s nor the approximate amount of this bid have been disclosed to any other firm or person who is a bidder or potential bidder and they will not be disclosed before the bid opening 3 No attempt has been made or will be made to induce any firm or person to refrain from bidding on this contract or to submit a bid higher than this bid or to submit an intentionally high or noncompetitive bid or other form of complementary bid 4 The bid of my firm is made in good faith and not pursuant to any agreement or discussion with or inducement from any firm or person to submit a complementary or other noncompetitive bid 5 its affiliates subsidiaries Name of my firm officers directors and employees are not currently under investigation by any governmental agency and have not in the la
16. l support shall include e HTTP s e TCP IP v4 TCP IP v6 e SNMP v 1 SNMP v 2 12 1 8 The system will have the capability of being remotely monitored and managed 24 hours a day 7 days a week by the manufacturer 12 1 9 The system shall have the ability to be deployed world wide 12 1 10 The system shall operate as a client to server application 12 1 11 The Web interface of each managed device shall integrate directly into the system Page 10 12 1 12 The system shall support Enterprise level databases including Microsoft SQL 12 1 13 The system shall support exporting of all recorded parametric trend data 12 1 14 The system shall operate on a server defined by the customer Specific server brand or function is not permissible 12 1 15 The system shall support virtual server environments by default 12 1 16 The system shall include at no additional cost one 1 year of Software Assurance 12 2 PROFESSIONAL SERVICES SOFTWARE INTEGRATION SERVICES STARTUP SIS STARTUP A factory trained Infrastructure Management Technician shall perform the following installation activation configuration verification and on site training 12 2 1 Installation 12 2 1 1 Full server and client installation of Critical Infrastructure Management Software on customer designated servers and workstations 12 2 1 2 Verification of installation per manufacturer s instructions 12 2 2 Activation 12 2 2 1 Set up access to the on
17. line software assurance portal with full activation and registration 12 2 2 2 Set up Administrator account 12 2 2 3 Register all license keys 12 2 3 Configuration 12 2 3 1 Install license keys 12 2 3 2 Discover and configure managed devices 12 2 3 3 Set up notifications and actions 12 2 4 Verification 12 2 4 1 Test communication with managed devices 12 2 4 2 Generate test alarms from managed devices 12 2 4 3 Test notifications to active e mail accounts and mobile devices 12 2 5 On Site Training Comprehensive training on the Critical Infrastructure Management system that includes the following 12 2 5 1 User account administration 12 2 5 2 Device operation and management 12 2 5 3 Event management 12 2 5 4 Real time monitoring and trend analysis 12 2 5 5 Troubleshooting and diagnostics 13 If there are any questions concerning item description quantity or other aspects of these specifications please call Bob Reed at 215 441 6000 ext 11051 14 Bidder should provide at least five installation references of comparable systems K 12 references located in southeastern Pennsylvania are preferred References should include institution name address contact name and telephone number 15 Please provide one original on paper one paper copy and an electronic copy of your proposal Page 11 UNINTERRUPTIBLE POWER SUPPLY BID Bid Number 2012 33 Centennial School District May 25 2012 Business Office Administratio
18. mains source 11 2 2 5 Output Protection The UPS inverter shall employ electronic current limiting circuitry 11 2 2 6 Battery Over Discharge Protection To prevent battery damage from overdischarging the UPS control logic shall automatically raise the shutdown voltage setpoint depending on output load at the onset of battery operation 11 2 3 Display and Controls 11 2 3 1 General The UPS shall be provided with a microprocessor based unit status display and controls section designed for convenient and reliable user operation The monitoring functions such as status and alarm indicators shall be displayed on an LED display 11 2 3 2 System Indicators UPS status shall be indicated by five symbols fault indicator AC input indicator battery indicator inverter indicator and bypass indicator e The Fault Indicator shall illuminate Red if the UPS has detected a fault and shall be Off if there is no fault Page 7 11 3 e The AC Input Indicator shall illuminate Green when the utility input power is normal shall be Off during utility failure and shall flash when a Line to Neutral reversal occurs in the AC input power supply or when there is a loss of proper grounding for the UPS e The Battery Indicator shall illuminate Amber when the battery is supplying power and shall be Off when the battery is not supplying power e The Inverter Indicator shall illuminate Green when the inverter is supplying power and shall be Off when the in
19. n Building 433 Centennial Road Warminster PA18974 5455 We propose to furnish Liebert System GXT3 UPS power supplies as per the specifications contained in the above referenced Bid Equipment e Liebert System GXT3 w 5 year warranty including the battery Each x 45 Total 1 e Critical Infrastructure Management System installed w year 1 license fee Annual license fee if any Total 2 incl purchase cost and any license fees for years 2 5 Option e Installation of Liebert System GXT3 Each x 45 Total 3 Total Bid cost Totals 1 2 Total Bid cost plus installation option Totals 1 2 3 A Certified Check Bank Check or a Bid Bond in the amount of is enclosed The Non Collusion Affidavit is signed and attached Bidder Proposal or Reference Special Instructions exceptions Authorized Signature Print Name Purchase Order Address if different Firm Name Billing Address if different Address Phone Number Fax Number Date Email Are procurement cards VISA accepted for payment YES or NO If procurement cards are accepted are there any restrictions or conditions Are ACH Payments accepted YES or NO Page 12 If ACH payments are accepted are there any restrictions or conditions Firm Name Address City State Zip Authorized Signature Print Name Phone Number Fax Number Date Email Pag
20. ns Units PDU Static Transfer Switches STS Direct Current Power Systems DC Power Distribution Strips PDU Alber Battery Monitoring Rack Enclosure Monitoring Leak Detection Systems and other critical infrastructure systems as specified The system shall have an architecture that allows up to 130 managed devices including Liebert and third party devices in a single server installation 12 1 1 SYSTEM REQUIREMENTS 12 1 2 All material and equipment used shall be standard components regularly manufactured and available and not custom designed especially for this project All systems and components shall have previously been thoroughly tested and proven in actual use prior to installation on this project 12 1 3 The manufacturer will furnish or supply a site specific Critical Infrastructure Management software system based on customer requirements The system must be a software only solution no substitutions will be accepted 12 1 4 The system architecture shall consist of network interface cards that will be installed in all critical infrastructures that at a minimum support HTTP and SNMP simultaneously 12 1 5 The system shall receive SNMP traps from managed equipment and display the alarm notification in a graphical user interface 12 1 6 The system shall be based on SNMP Open Protocols and integrate seamlessly with Emerson Network Power Aperture software suite and Network Management Systems 12 1 7 Open protoco
21. protection so that if the DC voltage exceeds the pre set limit the UPS will shut down automatically and the critical load will be transferred to bypass 11 2 2 Inverter 11 2 2 1 General The UPS inverter shall be a pulse width modulated PWM design capable of providing the specified AC output The inverter shall convert DC power from the input converter output or the battery into precise sinewave AC power for supporting the critical AC load 11 2 2 2 Overload The inverter shall be capable of supplying current and voltage for overloads exceeding 100 and up to 200 of full load current A visual indicator and audible alarm shall indicate overload operation For greater currents or longer time duration the inverter shall have electronic current limiting protection to prevent damage to components The inverter shall be self protecting against any magnitude of connected output overload Inverter control logic shall sense and disconnect the inverter from the critical AC load without the requirement to clear protective devices 11 2 2 3 Inverter DC Protection The inverter shall be protected by the following DC shutdown levels e DC Overvoltage Shutdown e DC Undervoltage Shutdown End of Discharge DC Undervoltage Warning Low Battery Reserve factory default set at 2 minutes user configurable 2 to 30 minutes 11 2 2 4 Output Frequency The inverter shall hold the output frequency to 0 1Hz of nominal when not synchronized to the utility
22. selectable 110V 115V 120V 127V Page 4 10 5 2 2 Voltage Regulation 3 steady state 10 5 2 3 Frequency Regulation 5 synchronized to utility mains 0 1Hz free running or on battery operation 10 5 2 4 Frequency Slew Rate 1 0Hz per second maximum 10 5 2 5 Voltage Distortion lt 3 total harmonic distortion THD typical into a 100 linear load lt 5 THD typical into a 100 non linear load with crest factor ratio of 3 1 10 5 2 6 Load Power Factor Range The rated load power factor will be 0 9 lag 10 5 2 7 Output Power Rating 2000VA 1800 Watts at 0 9 lagging power factor 10 5 2 8 Inverter Overload Capability 105 125 for 5 minutes 125 150 for 1 minute 150 200 for 2 seconds gt 200 for 0 25 seconds 10 5 2 9 Voltage Transient Response 7 in line mode 0 100 0 loading of the UPS 7 in battery mode for 0 100 0 loading of the UPS rating 10 5 2 10 Transient Recovery Time To nominal voltage within 90 milliseconds 10 5 2 11 Efficiency gt 89 AC to AC minimum 10 6 ENVIRONMENTAL CONDITIONS 10 6 1 Ambient Temperature Operating The ambient temperature range when UPS is operational shall be from 32 F to 77 F 0 C to 25 C There shall not be any degradation in the performance when operating in this range 78 86 F 45 F 87 95 F 45 F 96 104 F 45 F pinion Pemperanls 26 30 C 43 C 31 35 C 43 C 36 40 C 3 C Max Output Power Factor sno 0 RRO of _790 Sore ees 100
23. st four years been convicted or found liable for any act prohibited by State or Federal law in any jurisdiction involving conspiracy or collusion with respect to bidding on any public contract except as follows I state that understands and acknowledges Name of my firm that the above representations are material and important and will be relied on by the Centennial School District when recommending for award the contract s for which this bid is submitted I understand and my firm understands that any misstatement in this affidavit is and shall be treated as fraudulent concealment from the Centennial School District of the true facts relating to the submission of bids for this contract Signature Sworn to and subscribed before me this day of 20 Notary Public My commission expirers on Page 15
24. to Pin 1 and Pin 2 and mounted at a remote location Remote Power Off shall be performed either by NO or NC contact of Any Mode Shutdown depending on the settings in the configuration program A current limited source 12VDC 50mA shall be available from the UPS The connection to the UPS for remote connection shall be via terminal block connector Any Mode Shutdown wiring shall conform to all national regional and local wiring regulations 11 7 3 Battery Mode Shutdown Battery Mode Shutdown shall permit shutting down the UPS by turning Off the rectifier inverter and bypass so that there is no power to the load when the UPS is On Battery Battery Mode Shutdown can be performed locally or remotely e Local Any Mode Shutdown can be performed by shorting Pin 3 and Pin 4 e Remote Any Mode Shutdown can be achieved by a switch connected to Pin 3 and Pin 4 and mounted at a remote location 11 7 3 1 On Battery On Battery signal shall be a Normally Open NO dry contact When the UPS is supplying output power from the battery this dry contact shall be closed 11 7 3 2 Low Battery Low Battery signal shall be a Normally Open NO dry contact When the UPS is supplying output power from the battery and has reached the Low Battery Warning time selected in the configuration program this dry contact shall be closed The rated values for the dry contacts shall be e Rated Voltage 5V e Working Voltage Range 4 5 10V e Rated Current 30mA Pa
25. verter is not supplying power e The Bypass Indicator shall illuminate Amber when the bypass is supplying power shall be Off when the inverter is not supplying power and shall flash when utility power is outside specifications 11 2 3 3 Controls UPS startup and shutdown operations shall be accomplished by the ON and OFF push buttons on the front panel of the UPS The ON push button shall be a means to turn the UPS on and also to manually test the battery and reset active visual and audible alarms Pressing the OFF push button once shall allow manual transfers of the load from the inverter to bypass power Pressing the OFF push button twice within a four second time period when the UPS is in Bypass mode shall completely shut down the UPS and its connected load in normal and battery mode ON LINE BATTERY TEST The UPS shall feature an automatic battery test with the factory default test interval set at every 2 weeks The battery test shall ensure the capability of the battery to supply power to the inverter while loaded If the battery fails the test the UPS shall display a warning message to indicate the internal batteries need replaced The battery test feature shall be user accessible by the push button on the front of the unit and with communication software The Automatic Battery test feature shall be capable of being disabled or configured to operate every 7 14 21 or 28 days through the GXT3 User Configuration Program 11 4 BYPASS 11 4 1
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