REPAIR/MAINTENANCE OF METERING AND PROTECTION SYSTEM HT/LT PANEL INCLUDING DG AMF FOR REAL TIME MONITORING AND ALLIED WORKS IN RESPECT OF ENERGY AUDIT AT METCALFE HOUSE AREA UNDER GE I RND DELHI

Amount

o RF Output power Levels o Max : 33dbm (+/-) 2db o Receiver sensitivity : < -106 dbm o Avg power consumption(sending data every 1 minute) : < 1 W o Voltage range : 70V to 300V single phase SMPS o Normal operation temperature: -20 °C to +55 °C o bands : quad band o ports : RS485, RS232 (b) CE Certified GPRS/ Edge Modem o Dual-Band GSM/GPRS 900/ 1800 MHz o 3.3 V to 5V interface for direct communication with MCU kit o Configurable baud rate o SMA connector with GSMAntenna. o SIMCard holder. o Built in Network Status LED o Inbuilt Powerful TCP/IP protocol stack for internet data transfer over GPRS. o GPRS mobile station class B o Compliant to GSM phase 2/2+ – Class 4 (2W@ 900 MHz) – Class 1 (1W@ 1800MHz) o Control via AT commands (GSM07.07 ,07.05 and SIMCOMenhanced AT Commands) (c) Micro-Controller o Type - MSP430 5F4194 o Hardware Multiplier Supporting 32-Bit Operations o Serial Onboard Programming, No External Programming Voltage Needed o Three-Channel Internal DMA o Basic TimerWith Real-Time Clock Feature o 12-Bit Analog-to-Digital Converter (ADC) o Up to Four Universal Serial Communication Interfaces o Unified Clock System

o Flexible Power Management System o 16-Bit RISC Architecture o Wake Up From Standby Mode in 3.5 μs (Typical) o Ultralow-Power Consumption (d) SPI Flash o Type -WinbondW25Q16DV : 16M bit / 2M-byte (2,097,152) o Programmable page - 256 byte per page o Type - Standard SPI: CLK/CS,DI,DO/WP/Hold (e) Specifications for data o GPRS class 10: max. 85.6 kbps (downlink) o PBCCH support o Coding schemes CS 1, 2, 3, 4 o CSD up to 14.4 kbps o USSD o Non transparent mode o PPP-stack (f) Interface o Interface to external SIM3V/ 1.8V o Analog audio interface o RTC backup o SPI interface (option) o Serial interface o Antenna pad o I2C o GPIO o PWM o ADC (g) Special Firm ware o FOTA

• Define group of IEMUs meters based on locations • Define the reports on Cumulative kWh, and Running Hours, etc. • Define Reports on the basis of Quality of Power supply like Voltage imbalance, Current imbalance, Voltage fluctuations etc. Alarms and Alerts: The Web Based Application Software and Services should generate Alarms and send Alerts over SMS messages to mobile users and emails for the conditions, such as: • Voltage in any phase goes above 11800 V with value of voltage • Voltage in any phase goes below 9000V with value of voltage • Power factor of any phase is less than 0.85 with value of power factor • Any deviation from benchmark value of active power, apparent power and reactive power. • Incoming power supply not available. • Ability to suppress the alerts during specified time period in a day. Note: SMS to User should be strictly through Central Server (CS) and No User shall be able to receive SMS directly from the Intelligent Field Device due to security concerns. SMS must be delivered to client up to 05 Years from date of instalation Key Technology Criteria: • The System should be accessible anywhere through web but with a secured password protection and no software or hardware required to be installed for viewing the data on web • The software and server should be maintained by the contractor, without cost implication, and there should not be any requirement of deploying IT hardware and software. • The web application shall be hosted on Tier-III certified data center Note :- The entire work at site is be executed only by OEM approved by GE

Dismantling of old unserviceable relay & supplying, installation, testing and commissioning of Automatic lagging and leading Power factor Micro programmer protection device 3 phase external 11 KV CT operated with three phase supply voltage 11 KV ( 45 Hz-- 55 Hz ) DSP Based Digital Algorithms Minimum Trip Time - 30 ms Password protected 20x4 LCD Display Field Configurable CT Secondary 1A or 5A 3 phase over power factor protection 3 phase under power factor protection 2 number of output contacts ,History of last 20 Events Disturbance Record of last 10 Events Configurable Pre and Post Fault Cycles Communication Port : Front-RS232 and Rear-RS485 Communication Protocol : Modbus Draw-out facility with inbuilt CT shorting etc as required to shut down the 11 KV OUTGOING Breakers complete all as specified and as directed.

Supply , installation , testing , commissining of DC Failure protection system unit with Indication by High bright LED Built in test & accept push buttons Built in audible alarm Suitable for wide range of DC supply Three No’s. normally open contacts also given for externel application like remote window or alarm High barrier with Shrouded connectors for easy & safety terminations suitable for 11 KV/ 66 KV switchgear with built in TECHNICAL SPECIFICATION: Input DC Supply : 20 to 250V DC. Input AC Supply : 230V AC ± 20%. Audible alarm output : 90dB at 1 Meter – Intermittent sound. Response time : Less than 100 msec. (Indication & alarm When DC fails). Output relay contacts : 1 NO Contacts Contact rating : 5A at 230VAC/30VDC Mounting Type : Flush mounting complete all as specified and directed.

Dismantling of old unserviceable unit up to 250 KVA Load & supply, installation, testing & commissioning protection device 3 phase 4 wire complete including replacement of the switching 02 Numbers DC contactor 25 Amps operating voltage 12/ 24 volts DC also comprising automatic battery charger 12 volt/24 volt 15 amps with auto cut off at 13.2/ 27 volts including delivering UNINTERUPTED 220 volts AC 100 watts output & Automation with restoration of electric supply with in 05 seconds (I) If the mains fail, or one or more phase of mains is not available. If any phase voltage of mains is out of present limits however there should be a provision to set the limits of higher and lower phase voltages Microprocessor server type password protected with concurrence of Engr.-In-Charge and GE as per the site requirement. The mains supply with in this range shall be considered as healthy so as to avoid continuous running of Engine Alternator Set. Switch the load to the engine supply after suitable time delay, after starting the engine on mains failure/phase failure / low voltage / high voltage. Switch the load back to the mains supply after suitable time delay, when healthy mains supply is restored and stopping the Engine. Attempt to start the Engine up to three times on failure of earlier attempts with suitable time intervals., with automatic temperature controller built with 02 numbers 6 inch cooling fans with proper installation at LT panel as directed by Engr-in-Charge provide following settable features :- (a) Mains failure time - to initiate automatic EA start after 0 to 300 seconds of mains failure. (b) Mains restore time - to initiate automatic stop of EA after 0 to 300 seconds of mains in stable conditions. (c) Low oil pressure delay time - 0 to 99 seconds delay of the low pressure oil input alarm from engine start. (d) Stop solenoid time - 10 to 99 seconds enabling time for "stop solenoid". (e) Cranking up time - 0 to 99 seconds enabling time for starter. The timer is reset if the engine starts before the programmed time. (f) Start attempts - 1 to 3 numbers of automatic attempts during automatic start cycle (g) Attempts interval - 1 to 99 seconds time interval between starting pulse attempts. (h) Cooling down time - 0 to 300 seconds engine coolng time before stopping. During this time the engine runs without load. (I) Generator voltage time - time of stable generator voltage to close EA contactor to load (0 to 300 seconds). Multifunctional meter to indicate Voltage, Current, PF, Frequency & kwh of DG Set. including SAFETY CONTROL. Stop fault . Start fault . Engine Temperature high . Alternator fault . BTS battery low . Mains ok / mains faulty Overload . Over / under voltage Under /Over Frequency also including S/I/T/C of 02 sets Resin Casting current Transformers one for input and second for output load 3 phase 4 wire 03 of 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 suitable load as per site requirement , Phase Missing Under Voltage and Over Voltage Monitor and Control, Neutral Open Protection. ALSO SPECIAL ZERO CROSSING SWITCHING OPERATION PROTECTION SYSTEM BUILT Phase Un balance (1 to 20%) (Adjustable) Power consumption 15VA / 3W Setting Accuracy voltage ± 4V, Minimum setting current 0.5A, Maximum setting current =5A (Above 5A - external CT setting max.1000/5 in steps of 5), Setting Accuracy Current ± 5% of full scale ±1digit, Trip time delay1 to 250secs settable for UB, OV, UV , UC & OC, 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 Time2 sec Min Power On Delay10 sec Max., Service life(under no load) 10Lakh operations minimum , Electrical life, (under full load) 10 Lakh operations minimum with Micro processor based Supply, installation, commissioning of wireless database logger with one incoming and four out going distribution system capable of handling upto.433 KV with suitable FND display digital metering for each distribution system with following specification : - (a). Wireless Modem Specifications • GPRS/Edge modem o Max power input : < 1 W complete all as specified and directed.

o Wake Up From Standby Mode in 3.5 μs (Typical) o Ultralow-Power Consumption (d) SPI Flash o Type -WinbondW25Q16DV : 16M bit / 2M-byte (2,097,152) o Programmable page - 256 byte per page o Type - Standard SPI: CLK/CS,DI,DO/WP/Hold (e) Specifications for data o GPRS class 10: max. 85.6 kbps (downlink) o PBCCH support o Coding schemes CS 1, 2, 3, 4 o CSD up to 14.4 kbps o USSD o Non transparent mode o PPP-stack (f) Interface o Interface to external SIM3V/ 1.8V o Analog audio interface o RTC backup o SPI interface (option) o Serial interface o Antenna pad o I2C o GPIO o PWM o ADC (g) Special Firm ware o FOTA o MMS o Java (cooperate with Iasolution) o Embedded AT (h) Frequency of meter read is 1 minute

• Voltage in any phase goes below 370V with value of voltage • Power factor of any phase is less than 0.85 with value of power factor • Any deviation from benchmark value of active power, apparent power and reactive power. • Incoming power supply not available. • Ability to suppress the alerts during specified time period in a day. Note: SMS to User should be strictly through Central Server (CS) and No User shall be able to receive SMS directly from the Intelligent Field Device due to security concerns. SMS must be delivered to client up to 05 Years from date of instalation Key Technology Criteria: • The System should be accessible anywhere through web but with a secured password protection and no software or hardware required to be installed for viewing the data on web • The software and server should be maintained by the contractor, without cost implication, and there should not be any requirement of deploying IT hardware and software. • The web application shall be hosted on Tier-III certified data center

Note for item No 1.00 to 6.00 :- (i) The entire work shall be executed by OEM only approved by Accepting Officer. (ii) The contractor shall be submitted original purchase vouchers, test certificate and guarantee certificate from OEM for scrutinized/approval of GE(I)/Engr-in-Charge before execution/installation of item at site. (iii) The contractor shall also be furnished written guarantee on his letter pad to the GE(I) after completion of work. The contractor shall also be ensured post audit of work from MES enlisted Energy Auditor and completion of work will only be issued after above audit. (iv) The rates for the above requirements shall also deemed to be included in the quoted rates and no extra claim will be entertained.

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