* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download schedules - i to iv
Solar micro-inverter wikipedia , lookup
Buck converter wikipedia , lookup
Voltage optimisation wikipedia , lookup
Mains electricity wikipedia , lookup
Electric battery wikipedia , lookup
Switched-mode power supply wikipedia , lookup
Rechargeable battery wikipedia , lookup
SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 SCHEDULES - I TO IV TECHNICAL SPECIFICATIONS FOR SUPPLY, INSTALLATION & COMMISSIONING OF 5+5 KVA HOTSTANDBY/ REDUNDANT UPS SYSTEM WITH FOUR HOURS BATTERY BACKUP (SMF BATTERIES) AND ITS ACCESSORIES. SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 " SCHEDULE - I " TECHNICAL SPECIFICATIONS FOR SUPPLY, INSTALLATION & COMMISSIONING OF UPS SYSTEMS AND ITS ACCESSORIES: The UPS being the own design of the tenderer it shall be suitably designed manufactured, tested at shop and supplied. The design standards, materials or components used manufacturing process shall all conform to the respective BIS Code as applicable. However the following specifications, technical parameters, etc, are furnished by way of basic or minimum requirement for the end result. The tenderer shall be solely responsible for the entire design/ specification, safety aspects of the entire UPS system and related works as detailed in the tender notwithstanding the specifications furnished hereunder. A. SCOPE OF SUPPLY : 1. The Main System : Un-interrupted Power Supply (UPS) System comprising of UPS system shall be supplied , installed and commissioned at site and undertaking allied works like interlinking UPS system with battery, input power supply to the UPS system, output power point and with automatic by bypass facility in case of failure of the UPS. 2. ACCESSORIES: a). Cabling between battery source and UPS system. b). Any other unspecified but related to installation of UPS system, materials required for fixing the UPS system. 3. INSTALLATION & COMMISSIONING : a). Moving, unloading interconnections etc. & Positioning of UPS system alongwith necessary electrical, batteries and b). Cabling between batteries to UPS system and between UPS system to the input power source and output power point. c). Necessary pre-commissioning, testing and load testings for 24 hours upon installation. 4. Drawings & Manuals : Being a self designed electrical equipment, preparation and submission of drawings, submission of users manual, operation and preventive measures to be taken etc., shall be furnished in duplicate and all other details that are essential for its operations. 5. Site Conditions: The following aspects and the condition of the site and layout needs to be well understood in executing the specified work. The input power to the UPS system could be either by way of Electricity Board Power or by means of DG Power. The UPS system shall be capable of receiving either source of power at fluctuating voltage and frequency and deliver the design output conditions as specified in Para B of this schedule. The location will be within the specified City limits and with its inherent conditions. Any minor civil works or any other such miscellaneous works shall also be part of the tender and if in the event of any other related agencies are involved in the infrastructure creation at the time of UPS installation the Employer shall provide required assistance in support of the UPS work. However the Employer shall not be responsible for such works and no additional charges shall be payable for such minor & related works. 6. Bank's Scope of Work : a). The Bank shall arrange for input power supply with necessary input supply. b). Necessary input and output cabling upto the designated point of UPS location, and output distribution cabling and control system will be undertaken by the bank. However the necessary assistance & guidance shall be under the scope of the supplier. c). Existing earthing arrangement shall be extended to the system. SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 (B) TECHNICAL SPECIFICATION: 1). The System : The UPS system shall consists of the following : a). Rectifier; b). Battery charger c). Static invertor with static switches for each unit even in case of hot standby configuration. d). Static bypass switch. 2). Design : 2.1. The design of the UPS system should be of latest technology "ON-LINE" concept with Software interface compatible for LAN, UNIX, WINDOWS/NT/NOVELL etc, Important aspect shall be that the UPS shall function all the 12 hours during the entire 300 days in an year. The UPS should also have automatic bypass facility to Mains to have redundancy in case of its failure. The UPS should be compatible for operation from an external SMF Battery Source. The entire design and system shall be comprehensive and shall be treated as one unit for the purpose of quoting in the price-bid. 2.2. The output wave form should be pure sinusoidal output with specified total harmonic distortion by the Bank. 2.3. UPS must be stable and should not generate high energy spikes or surges. 2.4. The UPS shall be compatible to software interface features as optional and should have communication interface port for automatic unattended shutdown to all major operating systems. 2.5. The design of UPS should be IGBT / PWM. Micro controller based on line double conversion with ADVANCED technology (ACTIVE POWER FACTOR CORRECTION) 3. Input Conditions : 3.1. Input Voltage and frequency: As per the banks requirement. 3.2. DG Operation : Should accept specified AC voltage in RMS value during DG power input. 3.3. Protection : Should guard against input fluctuations like noise interference. spikes, surges, ripples, 4. Output Conditions of UPS system : 4.1. Output Voltage & Frequency : As per the Bank’s requirement. 5. Protections, Indicators : 5.1 The UPS shall have the following protections. PROTECTIONS AGAINST Inverter under/over voltage Output short circuit Battery Over charging and deep discharge. Battery Low. CONTROLS Inverter on/off switch Bypass/Inverter manual MCB for input ON/OFF. MCB for Bypass. METERING Input-Output Voltage Output frequency Battery voltage/Current RFI/EMI SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 5.2 INDICATIONS The front panel LCD display shall indicate the critical status of the UPS system, its functioning, fault indicators, besides the display of input and output voltage, capacity of the UPS system, load on UPS and battery status. A - STATUS AC Mains. Load on UPS. Load on Mains Mains out of range B- FAULT Overload Output over voltage Over temperature. Battery low C- ALARMS Battery Under Voltage Battery low pre-warning Load on Bypass. Mains failure. Over temperature/fan failure. 5.3 In the event of inverter trouble/Failure as detailed below, the UPS should automatically transfer to bypass. a) UPS Overload and Retransfer to inverter should occur automatically when overload is removed. b) Inverter trip due to Output Over Voltage. DC Bus Over Current. Over temperature/fan fail. Inverter output failure. 5.4 Short Circuit Protection: Built-in Electronic limiting features to make UPS short circuit proof. 6.0 BATTERY CHARGER It must be conventional with simple transformer rectifier combination with limited control, but preference must be for a unit having separate battery charger with protection against over charging. Solid state switches must be used to control and shut off. (SCRs are most suited) It should be large enough to handle the full output power demand and prevent the battery from discharging. 7.0 BATTERIES: Normal voltage (invertor input voltage) as per the UPS vendors own design and should have less numbers of batteries to save floor space. THE BATTERY BANK: The battery bank consisting of requisite number of batteries compatible to the UPS specified under Part I to give a backup of four hours shall be installed and commissioned at different sites and undertaking allied works like interlinking battery units. The batteries should be compatible as back up power for UPS application. The Battery bank shall mean the batteries and its accessories. Vendor to quote the batteries and its accessories as indicated in the price bid. In the price bid the total VAH required is mentioned for respective UPS capacity. Vendors are requested to arrive at the required battery AH capacity depending on their DC bus voltage of the UPS. The formula adapted by Bank in this regard is as follows: UPS IN KVA X 1000 X POWER FACTOR DC CURRENT = -------------------------------------------------------INVERTOR EFFICIENCY X END CELL VOLTAGE CAPACITY OF BATTERY IN AMPERE HOUR (AH) DC CURRENT X BACK UP TIME IN HOURS SOUGHT = ------------------------------------------------------% OF 10 HOUR CAPACITY AS PER BATTERY SPECIFICATION TOTAL VAH = NOMINAL VOLTAGE PER CELL X TOTAL AH CAPACITY REQUIRED AH OF EACH BATTERY IN A BATTERY BANK TOTAL VAH = ----------------------------DC BUS VOLTAGE OF UPS SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 To arrive back up time in minutes from the data furnished by the vendors the following formula will be adopted: -1.21 Time in minutes = [ I do / AH ] x 32 WHERE I do = UPS IN KVA x 1000 x POWER FACTOR -----------------------------------------------------NO.OF CELLS X LEAST CELL VOLTAGE X EFFICIENCY a. The battery shall consist of the number of cells and AH capacity and voltage as specified in the schedule. b. The battery shall be of storage type and cell shall be lead acid Type with Exide EL tubular positive plates. c. Each cell shall be housed in a suitable leak-proof container with sealed cover. The container shall be made either of hard rubber or plastics or fiber reinforced plastic. d. Cell posts shall be sealed against electrolyte spillage . Cell terminal post shall be preferably provided with connector clamps, bolts & nuts. Cell terminal shall be lead alloy of adequate current carrying capacity and complete with acid resistant connecting straps, bolts & nuts. e. The venting device shall be of anti splash type with more than one exit hole and shall allow the gases to escape freely but shall effectively prevent acid particles or spray from coming out. f. The batteries shall be supplied with cell interconnectors made of lead or any other materials suitably coated to withstand corrosion due to sulphuric acid. The connectors shall be of bolted type. g. Bolts and nuts for connecting the cells shall be effectively lead coated to prevent corrosion. h. High quality lead terminals to be fixed to the posts. i. Facility for regular topping of battery should be available. k. Inter connecting cables between batteries. l. The battery stand shall be of suitable size to house all the required batteries for the UPS system which is to be made up of Iron sections for all the four verticals and requisite horizontals duly painted with 2 coats of anti acid paint. 2. ELECTROLYTE:: The Electrolyte shall be prepared from the battery grade sulphuric acid conforming to the relevant Indian Standards. The required quantity of electrolyte shall be supplied by the supplier along with the battery. 3. MARKING: Each battery shall be markings indicating the following information’s. a. Battery number. b. Manufacturer's name. c. Year of manufacture. d. The AH rating & Voltage as marked by the manufacturer 4. GENERAL: a. The batteries shall be supplied in charged condition. SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 b. One complete set of drawing of battery showing construction, general arrangement, characteristic curves, technical leaflets, operation and maintenance manual shall also be furnished along with the offer provided they are supplied by the manufacturer. c. Manufacturer's certificate for having supplied the batteries to the dealer is to be furnished in case of supplies made by dealers. d. Approved make of batteries are EXIDE. 8.0 EXTERNAL FACTORS :: The UPS system shall function to its rated capacity and parameters and under the following external conditions and factors: 1. Noise level & Ambient conditions as per the banks specifications 2 .Housing of the UPS system is likely to be in normal enclosed room condition only under normal room temperature. The control cubicle housing the UPS system shall be dust free & vermin proof with protection level equivalent to ISO standards/IS standards. The degree of protection level shall be furnished in technical bid. C. The UPS shall be compatible for FOUR hour battery back up . D. ANY OTHER UNSPECIFIED SPECIFICATIONS :: The above specification furnished are broad guidelines for the UPS system base` on the tenderer's own design and manufacture kf standard system. Wherever the specifications are not furnished or specific, the specification shall be as per their respective IS standards / ISO standards or as per best engineering practice and they shall not be diluted. Signature of the Tenderer ( With Seal ) SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 " SCHEDULE - II " SPECIAL CONDITIONS AND DETAILS OF TESTING TO BE UNDERTAKEN FOR THE SUPPLY, INSTALLATION, & COMMISSIONING OF UPS SYSTEM AND BATTERIES: WORK OF 1.0. Time is The Essence of Contract : The tenderer are requested to note that the UPS system is to be provided for Bank's sensitive equipments and if for any reasons the work of supply & commissioning is delayed the Bank's reputation and commitments will be affected and penalty stipulated as per liquidated damages will be levied with-out any requirement on the part of the Bank to establish the actual loss in monetary terms. This aspect shall be the terms of this tender and will be binding on the tenderers. 2.0 Quantity of UPS Equipment : 2.1 The quantity of UPS as detailed in Price Bid shall be for offices/branches located in Specified CITY OR RURAL BRANCHES as in NIT. 2.2 The Bank may its discretion may accept the requirement detailed in price bid either fully or partially and the same shall be redeployed at the discretion of the bank. 2.3. The Bank may at its discretion may accept the entire or partial requirement. In such situation also all the terms offer and tender shall be binding on the tenderer. 2.4 It is confirmed that L1 gets 3 Nos UPS machines indented and L2 gets 3 Nos UPS machines in respect of 05KVA UPS tender, depending upon their availability of service network at various Canara Bank branches. 3.0 MAKE AND MODELS OF THE EQUIPMENT: It is mandatory to provide make, model and part number of all equipment and their subcomponents as asked in the technical specification. The offer may not be evaluated and/or will be liable for rejection in case of nonsubmission or partial submission of make, model and part numbers of the items offered. Please note that substituting this information by just brand name is not enough. 4.0. Power Consumption : Being a techno-economic project, the power consumption, overall efficiency of the UPS system, AMC charges and annual recurring expenditure shall be assessed and these aspects shall be one of the criteria in evaluating the cost economics besides the initial capital cost. Therefore the tenderer shall furnish the required particulars to establish the economics. The rated performance shall be subject to testings and any shortfall shall be liable for penalization. The details of power consumption of the entire UPS system at input level, including the battery charging power shall be furnished for: @ full load conditions AND @ 73 % load conditions Further its corresponding Invertor efficiency and overall efficiency shall also be furnished. 5.0. The tenders shall quote for a TWO YEAR WARRANTY for all the equipment quoted by them. 5.1 FIXED PRICE The commercial offer shall be on a fixed price basis. 5.2 NO NEGOTIATION It is absolutely essential for the vendors to quote the lowest price at the time of making the offer in their own interest, as Canara Bank will not enter in to any price negotiation, except to the lowest quoting vendor. Other vendor i.e. L2, L3 respectively will be required to match the rates offered by L1 vendor, in case bank needs more than one vendor for valid reasons. SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 6.0. MAINTAINANCE OF UPS EQUIPMENT A) MAINTAINCE DURING DEFECT LIABILITY PERIOD OR WARRANTY PERIOD 1. The tenderer shall maintain the UPS Equipment free of cost and ensure that it works as per tender parameters. 2. All spares required for normal operation as per tendered Para-meters shall be replaced at no extra cost. 3. The number of visits shall be same as stipulated in Comprehensive Annual Maintenance. B) COMPREHENSIVE ANNUAL MAINTAINANCE. (CAM) (after the defect liability period) 1. The tenderer shall maintain the UPS equipment for a period of Four years after the expiry of defect liability period and ensure that it works as per the tendered parameters. 2. The rate of annual maintenance charges shall be furnished for a period of 4 years after the expiry of warranty/defect liability period and the rates quoted shall be binding on the tenderer. 7. MAINTENANCE OF BATTERIES :: A. MAINTENANCE DURING DEFECT LIABILITY PERIOD OR WARRANTY PERIOD. a. The tenderer shall maintain the Batteries free of cost and ensure that it works as per the tender parameters. b. All consumables like distilled water, acid, Vaseline and others shall be provided by the tenderer at no extra cost. c. All spares required for operation as per tendered parameters shall be replaced at no extra cost. d. The number of visits shall be as per Annual Maintenance. e. The tenderer shall maintain the Battery for a period of FOUR years after the expiry of defect liability period and ensure that it works as per tender parameters. f. The Scope and terms of AMC like number of monthly visits, items covered under AMC, replacement of spares, exclusions if any, down time for breakdown and service calls etc shall be as per schedule 'D'. g. The employer reserves the right of discontinuing the CAM from the contractor during the tenancy of CAM. 3. The cost of CAM furnished shall also be one of the criteria in evaluation of cost economics. 8. The Comprehensive Annual Maintenance Charges shall be paid once in six months in advance subject to satisfactory maintenance for the period of previous six months and on production of Bank guarantee equivalent to the amount paid in advance . 9.0 The testing & performance parameters : The following pre-delivery test shall be conducted at factory / manufacturing place and necessary test certificates shall be furnished. 1>. Line Regulation Test 2>. Load Regulation Test at full, & 73% load. ( on both resistive & reactive load @ 0.8 pf) 3>. Overloading Conditions 4>. Invertor Efficiency at full load. 3>. Overall Efficiency at full load. 6>. Transient Response 7>. Response (Recovery) Time SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 8>. Testing of Protection; Short Circuit, Under / Over Voltage conditions. 9>. Total harmonic distortions. 10>. Load Crest Factor. The power consumption shall be established at site by using a KW / KWH meter, using external load brought by the tenderer for a continuous period of 24 hours. Load test shall also be established at site by using an external load to be brought at specified time as decided by the bank. All the activities under this clause shall be completed within the stipulated time schedule. 10. EXTERNAL TESTING : Testing of one of the UPS from the batch of supplies at the ratio of 1:4 MINIMUM BEING ONE should be carried out from reputed testing centres like Electronics Test and Development Centre, (ETDC) Dept. of Electronics, Govt. of India, or CPRI Bangalore or other reputed testing centre approved by the Government of India. The tenderer shall be liable to subject the UPS system to such testings. The cost of such testing and transportation both UPS down from the Bank premises shall be borne by the UPS VENDORS ONLY . Also the cost of damages during transportation to the testing centre up & down, rectifications of the system or any of its components resulting out of such testings etc. shall be on the part of the tenderer and the employer shall not be responsible for any cost or loss incurred by the tenderer while undertaking the testings. 11.0. Penalty Clause Against Deviation From Committed Parameters : The tenderer are cautioned to furnish the technical parameters like overall efficiency, power consumption, capacity of the UPS system and other technical parameters after careful study. In case the actual parameters obtained at site and test results differs from those stipulated in the offers, the tenderer will have to be prepared for penalty for the shortfall in the capacity as well as higher power consumption. The following methodology shall be adopted for computing the quantum of penalty. A tolerance of 3% of the committed parameter in case of power consumption may be condoned by the accepting authority at his discretion. In case of other parameters, as the UPS system is critical in nature, if the shortfall is likely to result in un-reliable operating conditions on " ON LINE " concept, the entire UPS may be rejected and the contractor is liable for repayment of entire amount paid by the employer and the Initial Security Deposit is liable for forfeiture. This is without any prejudice to initiate any legal action by the Bank and damages eligible for. The Bank has the option to revoke the Bank Guarantee. 11.1. Capacity of the Equipment: In case of any shortcomings, the difference between the committed capacity and the actual capacity measured at site or external testing centre shall be guiding factor to determine the quantum of penalty. The pro-rata cost reduction shall be effected by the following formula: Quantum of penalty = Cost of UPS system X Difference X Penalty ( Note-1) in capacity Factor(*N2) ----------------------------------------------------------------------------------------Committed Capacity of UPS system Note : 1). Cost of UPS system excludes battery cost & software cost. 2). Penalty factor will be 1.3 times. 11.2. Power Consumption : In case of short comings in power consumption, the difference between committed value and actual value will be converted into Units per hour (KWH). Excess power consumed over a period of 6 years at 8 hours per day on full load condition for 300 days an year shall be assessed and 20% of such assessed quantum will be liable for recovery. The actual consumption of power will be subject to assessment made by the consultant / Bank Engineer in the similar manner while undertaking the SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 assessment made while evaluating the project. The accepting authority may at his discretion may evaluate in comparison with other offers and extend any or some relief which shall be binding. 12.0 Departure From Specification : Schedule of departure from the specification if any, shall be furnished by the tenderer in technical and commercial bid along with implication on the system and cost. Signature of the Tenderer. ( With seal ) SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 SCHEDULE IV SCOPE OF COMPREHENSIVE ANNUAL MAINTAINANCE CONTRACT FOR 05+05KVA (HOTSTANDBY) WITH BATTERY BANK (CAMC) The tenderer shall offer the following at no extra cost to the bank. The rate quoted for CAMC should include the following. 1. The tenderer shall maintain the UPS System and ensure that it works as per the tendered parameters. 2. All the repairs and replacements of spares shall be carried out which are necessitated due to usage of system as per tender stipulations. However the repairs and replacements necessitated by loss or damage due to misuse or accident, fire or natural calamities shall be out of the scope of CAMC. 3. The tenderer shall inspect the equipment at least once in a fort-night as a part of preventive Maintenance. This is apart from any breakdown visits that may be required which may emanate in between the two preventive maintenance inspections. 4. The maximum breakdown time shall be one hour from the time of receiving the complaint over phone. If the tenderer is not in a position to set right the defect or repair and put back the UPS to working condition within one hour, a standby unit of to suit the tender parameters should be provided immediately. 5. During the Preventive Maintenance the tenderer shall inspect/ check the equipment and record the following in log book, which shall be verified and confirmed by the bank's representative. a. UPS System : Any malfunctioning of the components. b. Any other remarks regarding the Electrical System: c. Any steps to be taken by bank for working of UPS system. 6. During the preventive Maintenance inspection tenderer shall carryout the following apart from the other requirements for functioning of system as per tender parameters and same shall be recorded in a log book which shall be verified and confirmed by bank's representative. UPS System : i. General cleaning. ii. Lose contact. 7. During the break down calls, the nature of repair carried out, parts replaced etc shall be recorded in the log book. OTHER TERMS WITH REGARD TO CAMC: a. The rate of annual maintenance charges shall be furnished for a period of 4 years after the warranty/Defect Liability Period and rates quoted shall be binding on the tenderer. b. The scope and terms of Annual Maintenance Contract like number of monthly visits, items covering under Annual Maintenance Contract, replacement of spares exclusions if any, down time for break down and service calls shall be as per Schedule 'D'. c. The Bank reserves the right of discontinuing the Annual Maintenance Contract from the contractor during the tenancy of Annual Maintenance Contract. SCHEDULES I TO IV FOR UPS TENDER DECEMBER 2014 d. The cost of Annual Maintenance Charges shall also be one of the criteria in evaluation of cost economics of the tender. e. The Annual Maintenance Charges shall be paid once in six months in advance subject to satisfactory maintenance for, the period of previous six months and on production of bank guarantee equal to the amount paid in advance. The Testings & Performance Parameters : The following pre-delivery test shall be conducted at factory / manufacturing place and necessary test certificates shall be furnished on the samples selected by the bank /consultant. a. Test for AH capacity. b. Test for voltages during discharge. These tests shall be established at site by using external load to be brought at specified time as desired by the bank. All the activities under this clause shall be completed within the stipulated time. Signature of the Tenderer. ( With seal )