REPAIR/MAINTENANCE/UPGRADATION OF EXISTING METERING OF ELECTRICAL SYSTEM, APFC PANELS, 33/11 KV TRANSFORMER, PROTECTION SYSTEM WITH RESPECT TO ENERGY AUDIT AT DRDE GWALIOR UNDER GE (I) RND DELHI

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Dismantling of Old unserviceable relay & S/I/T/C Of Automatic multifunctional real time power Monitoring sensors equipped with Micro controlled programming & scrolling display device to record each electrical parameter as per site connected with 3 phase external CT operated with three phase supply voltage (300- 480 ) Volts unit ( 45 Hz to 55 Hz ) SUITABLE for any current transformer of any type of ratio and replacement with NEW commissioning of 3 Phase metering , protection CT inside the existing Low Tension switchgear /breaker / Switching Contactors must saturate sufficiently high to allow a relatively accurate measurement of the fault current by the protection whose operating threshold can be very high. with built in high Accuracy Limit Factor (ALF) ratio between the nominal overcurrent and the rated current. so that existing switchgear relay must be able to withstand high overcurrent’s also featured with Real accuracy factor ratio between the overcurrent , nominal error and the rated current with following specifications :- Insulation level voltage 12/28 KV ratio 300/5-5- 1 A Core 1 - 5A for metering Core 2- 5 A for protection Core 3 class PS, KPV >= 150 Volts Image at vk/2<= 30 ma , RCT at 75C<= 2 Ohms short time rating 15 KA for 1 second , Make Kappa/ABB/Schneider/ Rishabh/ Elmeasure/Partner) With Technical specifications Accuracy True RMS, Sec update time 4 Quadrant Power & Energy (RD Option) Sensing/ Measurement 4 Voltage inputs (VR, VY, VB, N) 50 to 520 VLL / 28 to 300 VLN Nominal,45-65Hz Primary 100V to 999 kV.Secondary 50V to 550VLL Input voltage Measurement Range Programmable Range 0.2VA Max. Per phase 200 mA Burden External Fuse Rating Current inputs (AR, AY, AB) 0.05A to 5A Primary 0.5A to 99 kA Secondary 0.5A to 6A Input Current Measurement Range Programmable Range With overload of 20% 0.2VA Max. per phase Overload Burden 80V AC- 300V AC, 40-70Hz 80V DC- 300V DC (Default) Auxiliary Supply (Control Power) 5VA Max & CAT ll AXIAL, Voltage Rating VAC:250V; Fuse Current:200mA; Breaking Capacity:10kA @ 125VAC; Fuse Size:5mm x 20mm; Blow Characteristic: Slow Blow; Body Material: Glass Burden External Fuse Rating CT PT Ratio Max 2000 MVA Programmable Protection Class 3 .

The Digital output features can be used to initiate alarm when the Avg PF crosses the user programmed threshold values (Lead/ Lag). Data Logging with Time Stamp the information is needed in all types of businesses to determine performance, quality, efficiency, cost reduction, fuel consumption W VA. Make Elmeasure/ Rishabh/Shneider/L&T or Equivalent The entire work is to be executed by OEM only approved by GE. The Contractor has to submit Original Purchase Vouchers, Test Certificates & Guarantee Certificate from OEM before installation at site (The entire work is to be executed by OEM only approved by GE). Note : ONLY Original OEM is entitled for work Contractor has to ensure it. Necessary test certificates & Original Purchase Vouchers to be scrutinized / approved by Engg-in-Charge & GE first before execution at site . Any Defect occurring during this period due to bad workmanship of material, manufacturing defect shall be rectified or replaced free of cost by the contractor. The contractor shall furnish written guarantee of 02 years on letter head for above mentioned to the GE immediately after completion of work. Contractor has to ensure Post Audit of work by the approved MES Auditor without that completion will not be issued.

Dismantling of old unserviceable correction system of any type and make and Supply, installation, testing and commessioning of accurate power factor correction cum protection device 3 phase 4 wire 08 steps to 12 steps as per site Protection against power factor of the electrical system close to unity Protection at power failure to Close the capacitor bank and should not and due to sudden variation in the load the power factor shoots above unity Auto shut down panel or switching off extra Capacitors in Delta Mode factor condition be re-energized till it discharges to a safe value of 50 volts or less, relay should be instantaneous type with low voltage setting Spikes/Surge protection to trip the capacitor bank at overloading due to over voltage or harmonic current over current relay tripping protection of the bank against system disturbances and faults protection of the bank against faults occurring within the bank including protection of the bank against faults occurring within the bank Timer for re-energisation after 5 minutes: protection to block the re-switching of capacitor bank in less than 5 minutes. including with following specifications with 03 phase 4 wire 3 Current Transformers resin cast 15 VA burden 1100 volts insulation FUNCTION Limit the Inrush Current, Improve the THD/PF at Light Load or High Line, Improved Stability with a Type 2 Compensation Network--Phase Unbalance, Auto Phase Reversal tripping suitable for exsisting APFC Panels , Phase Missing Under Voltage and Over Voltage Monitor and Control, Neutral Open Protection. ALSO SPECIAL ZERO CROSSING SWITCHING OPERATION PROTECTION SYSTEM DIGITAL DISPLAY OF LINE PHASE VOLTAGES AND LINE CURRENT INCLUDING FREQUENCY Phase Un balance (1 to 20%) (Adjustable) Power consumption 15VA / 3W Setting Accuracy voltage ± 4V, Minimum setting current 0.5A, Maximum setting currrent =5A (Above 5A - external CT setting max.1000/5 in steps of 5),

Setting Accuracy Current ± 5% of full scale ±1digit, Trip time delay 1 to 250 seconds suitable for UnBalance, OverVoltage, UnderVoltage ( Line to Line & Line to Neutral ) , UnderCurrent & OverCurrent, Trip time accuracy± 1% of set delay ±2sec., Trip setting, Phase failure 3 sec Max. factory set., Phase Reversal Auto tripping, Phase Un balance1 to 20% (Adjustable), Under Voltage and over voltage 5V to 60V AC (Adjustable Individually ), Recovery Time 2 sec, Min Power On Delay 10 sec Max., Service life (under no load) 10Lakh operations minimum , Electrical life, (under full load) 10 Lakh operations minimum PROTECTION SYSTEM SHOULD BE PROVIDED WITH EACH FAULT DIGITAL DISPLAY, Compensation of each phase, Measure power factor , total watts, total VAr, total KWH, Total KVArh, Programmable THD protection, Programmable Discharge Time MAKE SIEMENS /L&T/ BCH/ABB/ SCNEIDER/PARTNER. (The Entire work at site is to be executed only by OEM approved by GE complete all as specified and directed at Site). Note : ONLY Original OEM is entitled for work . Contractor has to ensure it. Necessary test certificates & original Purchase Vouchers to be scrutinized / approved by Engg-in-Charge & GE first before execution at site . Any Defect occurring during this period due to bad workmanship of material, manufacturing defect shall be rectified or replaced free of cost by the contractor. The contractor shall furnish written guarantee of 02 years on letter head for above mentioned to the GE immediately after completion of work. Contractor has to ensure Post Audit of work by the approved MES Auditor without that completion will not be issued.

Electrical SLD with all IEC symbols is must Chart - graphs based on data from multiple sources such as inverter and local weather databases. Histograms/Pie charts/Bar graphs/line graphs/ donut graph, area graph, Leat map graph shall be available. System should support Time vs Time comparison of captured parameters by showing data of interested days/months adjacent to each other (example: 9th day of this month, and last month displayed adjacent to each other) System should support Spend Analysis (money equivalent of energy, and not just units of energy) System should support creating user-defined KPIs (max, min, aggregated Sum, averaged values over day, week, month) System should support creating user-defined benchmarks and displaying data in charts / dashboard comparing against these benchmarks System should support saving frequently used analytics charts for later users. All saved charts should be available to choose with a single-click. System should support showing analytics data in graphical and tabular form. Facility to export data over a custom time interval to Excel shall be available. Reports should be user-defined and not fixed (hardcoded into the system). System should support sending daily, weekly and monthly reports. Daily reports should be sent next day morning over email incorporating all data from previous day. There should be a mechanism to turn reporting sending of scheduled reports ON/OFF. There should be a mechanism to send a pre-created report on-demand (and not just as scheduled daily / weekly / monthly report) Settings - To view the metadata related to the system, such as the site name and installation date, details of equipment at site etc. Alarms and event logs – Alarm should Issue a system update that the system has detected. Passwords should be stored in encrypted format. Website should be accessible on all platforms and be compatible with popular browsers such as IE, Chrome, Firefox, Safari etc Online Administration: All administration is handled online via a current web browser Audit Trail: Administrators can access logs in the backend on need-basis where they can view changes that have been made to the database for critical information. Data Backup should support PITR (Point-in-time-recovery).

Scheduler for auto archival and backup of application and database to a different machine which should be capable of coming online by simply firing a script button in event of downtime of primary server. The database should use encryption at rest to persist the data in database. Secure password protected login for administrative actions in the system. All updates to data gathering hardware should be through OTA (over the air). No static IPs shall be made available at sites. The complete equipment must be programmed with protection CT inside the existing Low Tension switchgear /breaker / Switching Contactors along with multifunction microprocessor digital programmer having Main measurements and functions include: Voltage: phase, line and system values Current: phase values (neutral current calculated) Power: apparent, active and reactive phase and total values Power Factor per phase and total Frequency of measured voltage value HIGH/LOW/AVERAGE value functions for all measurements Maximum demand of power and current values Voltage and current asymmetry Total harmonic distortion 3 phase voltage and current THD Energy meters for active, reactive, apparent partial and total values, per phase and system values Hour counter for programmable total and partial hours Phase active power unbalance must saturate sufficiently high to allow a relatively accurate measurement of the fault current by the protection whose operating threshold can be very high with built in high Accuracy Limit Factor (ALF) ratio between the nominal overcurrent and the rated current so that existing switchgear relay must be able to withstand high overcurrent’s also featured with Real accuracy factor ratio between the overcurrent , nominal error and the rated current .with following specifications :- Insulation level voltage 433 KV ratio 100/5A - to 500/5A, Core 3 class PS, KPV >= 150 Volts Imag at vk/2<= 30 ma , RCT at 75C<= 2 Ohms short time rating 15 KA for 1 second.

MAKE SIEMENS/SCHNIDER/SMARTSENSE/PARTNER approved by GE (minimum ISO 9001:2015 Certified). MAKE / ABB/ CG/PARTNER/ (MIN ISO 9001:2015 CERTFIED APPROVED)BY GE Note :- THE ENTIRE WORK WILL BE EXECUTED BY O.E.M. APPROVED BY GE OR ACCEPTING OFFICER Note : ONLY Original OEM is entitled for work . Contractor has to ensure it. Necessary test certificates & Original Purchase Vouchers to be scrutinized / approved by Engg-in-Charge & GE first before execution at site . Any Defect occurring during this period due to bad workmanship of material, manufacturing defect shall be rectified or replaced free of cost by the contractor. The contractor shall furnish written guarantee of 02 years on letter head for above mentioned to the GE immediately after completion of work. Contractor has to ensure Post Audit of work by the approved MES Auditor without that completion will not be issued.

In case because of inherent design the temp. rise exceeds the above limits, immediate tripping wit 2 milli sec activation to be programmed by contractor with existing structure. The following points will be inspected by Engg- In – Charge. In case of existing cables not found in order, the contractor will arrange Copper cable 4 core for switch connections & 2 core for CT Connection & 3 Core for CCU Connections , Line to body high voltage test 2.5 KV Ac , 50 Hz 30 Sec, All switches type NO Type with switch differential 5 Degree Celsius along with anti-vibration mounting. Note : ONLY Original OEM is entitled for work . Contractor has to ensure it. Necessary test certificates & Original Purchase Vouchers to be scrutinized / approved by Engg-in-Charge & GE first before execution at site . Any Defect occurring during this period due to bad workmanship of material, manufacturing defect shall be rectified or replaced free of cost by the contractor. The contractor shall furnish written guarantee of 02 years on letter head for above mentioned to the GE immediately after completion of work. Contractor has to ensure Post Audit of work by the approved MES Auditor without that completion will not be issued.

Indications: Mains, Emergency, over load, reverse polarity battery charging with SMPS ON/OFF Switch. (Make:- ABB/ Schnider/Aplab/ Elmeasure/partner. Note : ONLY Original OEM is entitled for work Contractor has to ensure it. Necessary test certificates & Original Purchase Vouchers to be scrutinized / approved by Engg-in-Charge & GE first before execution at site . Any Defect occurring during this period due to bad workmanship of material, manufacturing defect shall be rectified or replaced free of cost by the contractor. The contractor shall furnish written guarantee of 02 years on letter head for above mentioned to the GE immediately after completion of work. Contractor has to ensure Post Audit of work by the approved MES Auditor without that completion will not be issued.

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