Provn of 11 KV SCADA at Anuj Vihar and associated sub station in Shankar Vihar and substation automation system for integration of 11 KV NSB III sub station with existing SCADA Network under GE U Electric Supply Delhi Cantt 10

Amount

Phase-I Supply, Designing, Engineering, Installation, Integration, Commissioning and Testing of Substation Automation System for 11 kV substation as per proposed system architecture, suitable for minimum 1000 I/O points and integration with upper level SCADA/DAS control centre complete with the following:- (i) Field Remote Terminal Unit (FRTU) or Data Concentrator Unit (DCU) suitable for connecting Numerical relays on IEC 61850 protocol and Multi-Functional Meters (MFM) on Modbus protocol. RTU/DCU shall have following configuration as minimum:-

(a) Industrial Grade Processor dual core, 2x800 MHz (b) Memory 1 GB, (c) RAM (DDR3) 256 MB (d) Communication Protocols IEC 60870-5-104, DNP3, IEC 61850 and Modbus (e) Ports 2 x RJ45 Ethernet, 1 x RS-485, and 1 x RS-232/485 (f) Minimum 32 Digital input & 16 Digital Output (g) Operating Voltage Range 24 V DC, +/- 15% (h) SOE with time stamping 3ms (i) Security Protocols IPsec, SSL/TSL and SRTP (j) Cyber Security as per IEC62351 & IEC62443 (k) Protection Degree IP20 (l) Operating Temperature range -10 to 60degC, Humidity upto 95% (m) Support two redundant physical channel communication to one control centre RTU module shall be of industrial grade, continuous duty, EMC compliant substation management unit and act as a gateway for interfacing with relays over IEC 61850 and Modbus as per site requirement, meters on Modbus and upper-level SCADA/DMS on IEC-104 protocol. RTU shall obtain substation feeder data like breaker ON/OFF/TEST/SERVICE position, Spring charge, TCH etc on IEC 61850 protocol and energy parameters like current, voltage, kVA, kW, kWh, kVAR, pF, Hz etc. on Modbus protocol via daisy chain and shall integrate the same with upper level SCADA.

(ii) Industrial grade managed type Ethernet networking switch for star-coupler connection to all IED’s over IEC 61850 platform and upper level SCADA on IEC 104, suitable with 24 V DC supply and have minimum 14x10/100 Base-T RJ45 and 2xFO ports. (iii) LTE router/modem IP-55 rated for transmitting data on IEC-104 protocol and having following configuration as minimum:- (a) CPU 580 MHz, (b) Flash memory 32 MB, (c) RAM (DDR2) 128 MB (d) Communication Protocols - Modbus RTU to TCP support, Modbus master (e) Ethernet port RJ45, RS 232 (f) Security - Zone based firewall, VLAN, DMZ, HTTPS local & remote connection, SIM PIN (g) Routing - DHCP, static routing, port forwarding, traffic routing, static / dynamic DNS, DNS proxy, NAT, STP (h) Operating Voltage Range 24 V DC, +/- 15% (j) Operating Temperature range -10°C to 60°C, up to 95% RH (k) Dual 5½ U / 1¾ U Din Rail mountable (l) Dual SIM (one standby) via two mini-SIM held in trays

(iv) Cabinet of minimum dimension 1000x800x300mm, made of 2 mm CRCA sheet, glass on front door, having multi-tier-arrangement, suitable ventilation and cable-entry/routing arrangement, IP 55, conforming to IEC 60529 and having following:- (a) Power Supply module 110-230 VAC/24V DC, 5A – 01 No (b) Power Supply redundancy module, 24V DC, 10A – 01 No (c) Door Limit Switch, (d) Illumination Light, (e) Control MCB (f) Space Heater with Thermostat, (g) Air Filter Louver with Fan (h) Panel wiring & other accessories as per OEM recommendation

(v) LAN Cable (CAT5/CAT6) with sufficient number of RJ-45 terminals, suitably routed via substation trenches/ducts/walled-pipes including cable tray/conduit as per site conditions from 11 KV HT VCB Panel upto Ethernet switch / RTU module. (vi) PVC insulated and sheathed copper wire Modbus cable 1.0 Sqmm x 2 core for Modbus communication via daisy chain, with isolation MCBs and suitably routed via substation trenches/ducts/walled-pipes including cable tray/conduit as per site conditions from MFM/Relay to RTU module. (vii) Integration of all IEDs and MFMs with RTU module, tagging of data points as per requirement of upper level SCADA, integration with upper level SCADA control centre on IEC 104 complete all as specified and as directed. (viii) Any other item/service required for complete system delivery of SAS is deemed to be included in the present scope of work and no extra claim shall be entertained in this regard.

Supply, installation, integration and testing of Industrial grade managed type Ethernet networking switch for network management, suitable with 230VAC/48VDC supply, operating temperature range -10 to 60degC, humidity upto 95%, Ethernet packet forwarding at wire-speed, non-blocking, User programmable bandwidth rate control on a per port basis and having minimum 6x10/100 Base-T RJ45,2 FO ports complete all as diretced.

Supply, installation and testing of Numerical Feeder Relay for HT 11 KV VCB Panel comprising of new and modern numerical scheme for detecting, indicating and tripping the breaker on various faults like directional over-current or earth-fault in any of the three phases, negative sequence currents, circuit-breaker-failure alarm, tripping-circuit-failures etc. The relay shall also have the following features as minimum; (i) Programmable rated current 1A & 5A, (ii) Last 10 fault record & 100 event record with time stamping, (iii) 4 AI, 8 DI & 6 DO, (iv) Communicable on IEC61850 protocol, (v), Disturbance recording, (vi) Self supervision function etc. The relay shall be fully integrated with the feeder, internally capturing feeder statuses if available incl. Breaker On/Off/Spring Chrgd/Test/ Service/AC-Fail, Line-Current etc. and display the same locally on a built-in LCD screen with power & frequency measurements and suitably labelled status LEDs. Relay shall have facility to locally Trip/Close the breaker as a backup to TNC switch provided separately on the panel. The relay shall be fixed on new 2mm CRCA sheet of matching existing VCB panel colour and suitable size covering all blank space formed by removing old mechanical type IDMT relay complete including associated AI/DI/DO wiring and integration with existing HT VCB panel, taking out old unsv relay complete all as specified and directed.

M&L for plate earthing complete with galvanised steel earth plate electrode 600×600×6mm thick buried directly in ground vertically (in earth pit not less than 2.25 m below normal ground level) with the top edge of the earth plate at a depth not less than 1.5 m below normal ground level, the earth electrode surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides and 25×4mm aluminium strip earth lead bolted (with brass nuts, bolts & check nuts) and riveted to earth plate at one end and connected to test point at the other, earth strip from top of electrode to body of equipment fixed with clamps, bolts, nuts and washer and also including necessary earth work, excavation etc and medium grade 40mm GI pipe of suitable length for protection of aluminium strip, 20 mm bore GI pipe light grade for watering from bottom of earth pit to top of plate electrode, complete with wire mesh, funnel and earth pit in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate and RCC cover as shown in electrical plate No. 5 of SSR Part-I and testing on completion.

Supply and fix Digital Multifunction Meter (Accuracy class 0.5) with LCD/LED display for measurement of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication of data on ModBus protocol including associated wiring using 2.5 Sqmm FRLS copper wire complete all as specified and directed.

Phase-II

AMC of Substation Automation System (SAS) equipment per substation including monthly SIM recharge/bill payments, future integrations at substation complete all as specified and directed as per the tender Terms and Conditions for first year. Note:- Date of commencement of AMC shall start from next day after completion of Phase-I. Maintenance of the SAS is covered under two year Defect Liability Period.

AMC of Substation Automation System (SAS) equipment per substation including monthly SIM recharge/bill payments, future integrations at substation complete all as specified and directed as per the tender Terms and Conditions for second year. Note:- Date of commencement of AMC shall start from next day after completion of srl item No 7 Maintenance of the SAS is covered under two year Defect Liability Period.

IK ONKAR ENGINEER AND CONTRACTOR

RUHI ASSOCIATES

Suman Uni Controllers

BRIJ MOHAN LAL AND CO.

AKAALTECH