AUGMENTATION OF POWER MANAGEMENT SYSTEM AT MAIN RECEIVING STATION NO 1 AND 2 IN ACCORDANCE WITH POWER TRADING AT DRDO COMPLEX AND OTHER ALLIED CONNECTED WORKS UNDER GE I R AND D EAST BANGALORE

Supply, install, comissioning and testing of controller panel for monitoring and recording of the electrical data in accordance with power trading application. The system must be capable of capturing all electrical data from a RS485 enabled multifunction meter. Further, the system should be capable of acquiring the data from nearby sensors and meters, conditioning data for transmitting, transferring data through RTU to the cloud server. Also, the unit should be able to perform bidirectional communication for future use. The system should be mounted in a panel of size 300mm x 300mm x 150mm (minimum) fabricated from 1.5mm thick MS steel sheet and must be powder coated. It shall be wall mounted with proper Iron angle support of suitable size, and fixed near the cold rooms and shall be consisting of following :- (a) Single 16A MCB (Schneider, Siemens, ABB, L&T) along with SMPS, terminal blocks, appropriate accessories.

(b) 1 No. RTU with following specifications (Make: RightWatts, Gopower, Siemens): 1) ARM based Controller with 800Mhz processor and 512MB RAM with adequate memory for storing 30 days of multifunctional meter data @ 5 min per meter. 2) Inbuilt 4G/3G/GPRS modem with fallback and suitable antenna to communicate with cloud. Controller’s processor must be different from modem’s processor. 3) Future ready RTU must have Modbus, IEC61850, MBUS, DLMS (all mandatory and selectable). Any other future open source protocol (that uses RS485 or TCP port) must be provided free of cost for the period of at least 5 years (OEM declaration mandatory). 4) Must have one RS485 and one ethernet port. 5) Capable of capturing multi-function meter data along with Run Hours as well as other sensors data- All data such as phase wise Voltage, phase-wise amps, total KWH, Harmonics must be captured. 6) RTU is capable of sending data with TLS security layer.

Supply, install, comissioning and testing power management software hosted on cloud (same make as RTU and fully compatible with the RTU) to display data from multifunction meters. i) Software with 2 years subscription, maintenance and support as per specs. It shall be capable for hosting 7 Nos. meter data (for the period of at least three year with interval of 15 min). ii) Must have user customizable dashboards and SLD (without any coding/ scripting). iii) Reporting must be user-configurable and changeable. Utility like billing reports must be supported. iv) Multi-site data viewing within same interface without any physical cable connection of sites to single website v) System must be accessible over internet and must have adequate security with dual factor authentication with username/ password along with OTP on email. vi) All device communication with Cloud based IoT system must be secured using TLS/SSL encryption. Cloud must not support non-secure connections. vii) System must work without any need of static IP. No static IP will be provided for any location.

Provision for comprehensive operation including periodic SIM card charges and ILL for required data bandwidth on server of two SIMs per controller in DUAL SIM controller for a period of 2 year with SIM prepaid subscription for 2 years from the date of completion of work complete all as specified and as directed

Supply and Testing of multifunction meters with RS485 for mounting on two different substations (replacing analog meters) using existing PT and CTs. The meter shall be of acc cl 0.5s and shall be able to record V, A, KW, KWh, PF, F. v The meter should have inbuilt bi- stable type latching relay as per IS 16444.The meter confroming to IS 16444/2015 (renewed 2020) : Altering Current Direct Connected Static Prepayment Meters for Active Energy ( Class 1 & 2 )- Specification , operation temperature range -10Deg C to +65 Deg C . The meter should be capable of recording 30 minutes integrated values for kwh and kvAh and 30 in average values for voltage and current for the last 60 days on non time based basis. The meter and CIU should have RS 485 Port. The cost inclusive of implementation of software installation, database, designing, training and transaction charges for 1 year .The Meter manufacturer should have there authorised service centre within 10 Km radius to ensure trouble free operation

The base and cover should be Ultra -sonically welded ( continuous welding ) so that once the meter is manufactured and tested at factory, it should not be possile to open the cover at site except the terminal cover and any non permanent deformation cannot prevent the satisfactory operation of the meter of different makes( not more than 33% of a particular make to ensure interchangeability at a later date as per BIS 16444 with communication technology including GPRS / RF / Hybrid (RF+GPRS) / Any other advanced technology as per CEA/TRAI regulation. All the cost of meter & its accessories including RJ 11 cable etc are including in this job complete all as directed by Engr-in-charge. Make L&T / SEIPL) In addition, all meters shall also be able to record THD (current and voltage) with all wiring cabling, cutting of cabinets, etc. complete all as specified and as directed.

Supply and fix RS 485 Communication cable to be laid inside PVC/MS conduit, two pairs stranded copper, (7*32) tinned copper conductors, polyethylene insulation, twister pairs, aluminium / Polyester 100% coverage, Tinned copper braid shield 90% coverage, 24 AWG strained tinned copper drain wire , PVC jacket with the following specifications: (i) Outer jacket : Polyvinyl Chloride, 0.34 in (ii) Conductor DCR: 24 Ω/1000ft (iii) Nominal outer shield DCR: 2.2 Ω/100ft (iv) Nominal capacitance conductor to conductor: 12.8µF/ft (v) Nominal capacitance conductor to other conductor to shield: 23pF/ft (vi) Nominal characteristics impedance: 120 Ω (vii) Frequency : 1 Mhz (viii) Nominal insertion loss: 0.6 DB/100m complete as required/ as directed by Engineer-in-charge NOTE : Rate includes cable to be laid with PVC / MS conduit protection.

Supply and fix 2 Core 2.5 sq.mm multistrand copper cable PVC insulated, laid up together PVC inner sheathed, armoured cable, overall PVC sheathed cables complete as required / as directed by Engineer-in-charge. (Note: Rates include Power cables to be laid as specified with GI/PVC pipe protection wherever deemed necessary) NOTE :- All above must be connected with suitable accessories and wiring / cabling of reputed makes. Belden/ Lapp cable must be used for RS485 multi function meters.

Supply and Install Desktop, i5 4GB, Key Board, Intel CPU all in One Desktop with UPS complete all as specified and as directed. MAKE :- DELL Model No Inspiron 243477 r equivalent as approved by GE

Supply and Install multi function printer of Make EPSON Model No L8050 or approved by GE complete all as specified and as directed.