Military Engineer Services Tender

Supply, installation, testing and commissioning of LT switchgear panel board, IP-54 (outdoor Type), 415VAC, 50Hz, three phase & neutral (4 wire) having suiatable size & rated capacity busbar chamber with insulated Aluminum busbars, 4pole cubical type, factory made out of 3.15 mm thick CRCA sheet structure mounted on PCC platform of rigid mild steel angle iron frame of 50mmX50mmX5mm with 750mm long extended legs grouting in PCC platform in u shape in front of panel & platform bottom area bounded with single brick work & filled with sand from which cables entre into panel bottom, duly epoxy powder coated internally & externally with approved shade, rubber gasketed, hinged front & back openable doors & proper locking arrangements for dust & vermin proof incl the following parameter:- (a) Suitable for existing cap of the transformer with suitable capacity of 3 phase KVAR covering induction power loss with on /off Time ranges Adjustment range Start-up suppression time (3s to 3min),Tripping delay (1s to 40s), Input circuit supply voltage 230V AC terminals Tolerance 230V AC ±10% . Rated frequency (48 to 63Hz) with Limit the Inrush Current. (b) 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 existing 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 incl frequency Phase unbalance (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).(c) Trip time delay 1 to 250 secs settable 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., (d) Phase Reversal Auto tripping, Phase Unbalance1 to 20% (Adjustable), Under Voltage and over voltage 5V to 60V AC (Adjustable Individually ), Recovery Time 2 sec Min Power On Delay10 sec Max., Service life 10 Lakh operations minimum protection system should be provided with each fault digital display. (e) Compensation of each phase, Measure power factor , total watts, total VAr, total KWH, Total KVArh, Programmable THD protection, Programmable Discharge Time Certified. Note :- The Entire work at site is to be executed only by OEM approved as directed by engineer in charge. The Contractor has to submit Original Purchase Vouchers, Test Certificates & Guarantee Certificate from OEM before installation at site. All type Test Certificates and Design varification with switch gears (ACB & MCCB) as per confirming to IS/ IEC: 61439/2011 Part-1 and part -2.

All as per Srl item No 1 above complete but for 100KVA ,160KVA & 200KVA transformer- MCCB 400A 4P 50KA MCCBs integrated with RS-485 meter. The system will also include an RTU for remote operations, metering with Auxiliary contact blocks, ROH & other accessories, Spreaders as incomer & panel mount or flush mount power meter with a 96mm by 96mm size having backlit LCD display of 128 by 128 pixels. The meter measures active energy as per accuracy class, Class 1.0 complying to IEC 62053-22 standard with sampling rate of 64 samples per cycle. Able to measures all three vectors of power and energy such as Active, Apparent & Reactive beside Voltages, Current, Frequency and Power Factor incl the total Harmonic Distortion, 50Hz or 60Hz network frequency and accepts universal control power voltages ranging from 80 to 300 V Line to Neutral AC or DC voltages. Rated current 1A or 5A input having RS485 communication port over Modbusl. panel will also be integrated with protection system with Micro controller-based indicator with inbuilt Temperature measurement in single enclosure. Incorporates highly stable built-in or Remote Temp. 3 Digit, 0.56" bright LED display for displaying Temperature. Software Calibration for 2 channels. MODBUS RTU multi drop RS-485 serial communication, etc. transmitting power supply – 24/5 V DC 100 MA with isolation based SMPS type, Indication Temperatures, control mode Auto tune / Self tune PID or ON-OFF Relay: SPDT: 10A resistive @ 230V AC / 30V DC temprature controler complete directed by the Engineer-in-Charge will be fulfilled the requirement by the bidder at no extra cost. Note: This includes all necessary site supervision, documentation, and training for client personnel to operate and maintain the system complete fabrication, mounting, wiring, and configuration of all components, including establishing RS-485 communication and ensuring seamless integration with existing systems as design by OEM . bidder is also covers all electrical connections, communication setup, functional testing, and remote operation verification to ensure full functionality and compliance with project specifications.

All as per Srl item No.1 here-in-before complete but for 250 KVA ,315 KVA & 400KVA transformer- MCCB 800A 4P 50KA MCCBs integrated with RS-485 meter, include an RTU for remote operations, metering with Auxiliary contact blocks, ROH & other accessories, Spreaders as incomer & panel mount or flush mount power meter with a 96mm by 96mm size having backlit LCD display of 128 by 128 pixels. The meter measures active energy as per accuracy class Class 1.0 complying to IEC 62053-22 standard with sampling rate of 64 samples per cycle. Able to measures all three vectors of power and energy such as Active, Apparent & Reactive beside Voltages, Current, Frequency and Power Factor incl the total Harmonic Distortion . 50Hz or 60Hz network frequency and accepts universal control power voltages ranging from 80 to 300 V Line to Neutral AC or DC voltages, rated current 1A or 5A input. having RS485 communication port over Modbus. Panel will also be integrated with protection system with Micro controller-based indicator with inbuilt Temperature measurement in single enclosure. Incorporates highly stable built-in or Remote Temp. 3 Digit, 0.56" bright LED display for displaying Temperature. Software Calibration for 2 channels. MODBUS RTU multi drop RS-485 serial communication, etc. transmitting power supply – 24/5 V DC 100 MA with isolation based SMPS type, Indication Temperatures, control mode Auto tune / Self tune PID or ON-OFF Relay: SPDT: 10A resistive @ 230V AC / 30V DC temprature controler complete as directed by the Engineer-in-Charge will be fulfilled the requirement by the bidder at no extra cost. Note: This includes all necessary site supervision, documentation, and training for client personnel to operate and maintain the system complete fabrication, mounting, wiring, and and configuration of all components, including establishing RS-485 communication and ensuring seamless integration with existing systems as design by OEM . bidder is also covers all electrical connections, communication setup, functional testing, and remote operation verification to ensure full functionality and compliance with project specifications.