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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹1.5 CrAccepted-AOC | ₹1.5 Cr | L1 | Accepted-AOC Being L1 Bidder |
| 2 | L2₹1.6 Cr+₹6.2 L (4.17%)Rejected-Finance GR 8 ADDA BUILDING 1ST FLOOR CITY CENTRE DURGAPUR 16 | DURGAPUR | PASCHIM BARDHAMAN | WEST BENGAL | ₹1.6 Cr+₹6.2 L (4.17%) | L2 | Rejected-Finance BEING L2 BIDDER |
| 3 | L3₹1.6 Cr+₹12.5 L (8.37%)Rejected-Finance 448 MUZAFFAR AHMED STREET KOLKATA 700 016 | KOLKATA | KOLKATA | WEST BENGAL | 700016 | ₹1.6 Cr+₹12.5 L (8.37%) | L3 | Rejected-Finance BEING L3 BIDDER |
| Sl No | Description | Qty | Unit | JAYBEECO L1 | RASH ELECTRICAL WORKS L3 | DURGAPUR POWER L2 |
|---|---|---|---|---|---|---|
| 1.00SITC OF HT GEAR Supply & Delivery Indoor-type, floor mounted, metal clad single tier. fully compartmentalized, free standing type 3 panel (1 incommer+2 outgoing) totally enclosed and fully interlocked, horizontal drawout, horizontal/vertical isolation type 11 kV 800 A Vacuum Circuit Breaker as per IS 13118, as ammended upto date and as per following detail specification, suitable for use on 11 kV, 3 Phase, 50 HZ AC supply to energise 1x500 KVA Oil Filled Transformer OCTC. [Make: ABB / Siemens / VoltAmp(vadodara) / CGL/PASCAL] CIRCUIT BREAKERS : Type: Air Insulated VCB, system voltage 11kV ± 5%, 50 Hz ± 5%, 3 phase, rated voltage 12 kV, rated current: 800A in 40º C ambient, Short time rating for 3 sec 25 KA, Short Circuit Making Current : 61.3 KA, insulation level (PF rms/impulse peak): 35 kA/75KA, System Ground : Solidly Earthed, Duty Cycle: O - 0.3 sec - CO - 3 min - CO, Break / Make time Not more than 5 Cycle, Range for Auxiliary voltage for Closing / Tripping / Spring Charging : 85-110%/70-110%/85-110%. The VCB must withstand 30000 mechanical, 10000 electrical & 100 at rated short circuit current. The breakers should have auxiliary contact 6 NO + 6 NC, in minimum. The used Breakers will comply with IEC 62271/ IS 13118. Qty, -2 Nos. (Incomming-1 no. & Outgoing-1 nos.) BUSBAR : Rated Current 1300A @ 40°C ambient. Material : Silver Plated / Tined 99.9% pure electrolytic Copper Bus Bar sleeve : Heat Shrinkable PVC Sleeve with joints having full voltage soft PVC Shroude Short time rating for 1sec : 26.3KA.............1 set CURRENT TRANSFORMER : Voltage class: As specified in Circuit breaker; Type : cast resin type, Dual core, Dual Ratio, Burden :15VA; Class insulation: Class 'E' or better. Protection core: 5P10, Metering :1.0 Short time rating for 1 sec: 25kA Ratio: 200-100/1-1------- 1 No. (for incoming Breakers), 100-50/1-1---------------1 nos (for outgoing Breakers) | ||||||
| 2.00POTENTIAL TRANSFORMER : Rated Voltage :- Primary : 11000/√3, Sec - 110/√ 3; Type: Cast resin, draw out type, 3 phase 3-limb complete with HV fuses. Burden: 100VA per phase; Class of insulation : Class F or Better, Accuracy Class: 1.0; Rated Voltage factor : 1.2 continuous, 1.5 for 30 Secs. PT should be drawnout type and serivce continuously shall be independent of Breaker trolly position. | ||||||
| 3.00RELAYS FOR PROTECTION & CONTROL : Type : Flush mounted, Drawnout, Numerical type (With 3 O/C, E/F & 3 VT I/P) with self & remote monitoring features Communication port : RS232 for local PC and RS405 for remote operation Comm. Protocol : MODBUS Memory : Inbuilt memory capable of registering relay fault and disturbance (at least 25 fault records and 75 events records each with 1mmSec accuracy) with waveform during fault. RTC : In built. Display : Alphanumeric LCD display with keyboard for navigation and setting. Other features : 2 setting groups, multishot reclosure, undervoltage, over voltage, CB maintance & Trip circuit supervision, at least 4 programmable LEDs -------3 set, High Speed Master Trip relay - 3 Set 6-8 Window Annunciation Facia with Hooter, with ACCEPT, RESET & TEST Push Button-1 set for incomming & 2 Set for Outgoing Auxillary relay for Transformer faults(WTL/BUCH/OTI)----2 Set (for out going breakers). (Make- Siemens/ Alstom/ Schneider as per choice of EIC) METERING : For Incoming Digital Ammeter, Digital Voltmeter. For Outgoing-Digital Ammeter. Multifunctional Meter, Type: Flush mounted sealed dustproof construction (Front: IP5X, Rear IP4X), multifunctional Display : Alphanumeric LCD Display having capability to Giga Display Parameters: Voltage, Current , PF, Frequency and all energy & power parameters with autoscrolling. Accuracy Class: 1.0 Keyboard : Front Panel Keyboard : with auto keyboard lock and passward protection for setup parameters. Communication port RS485. Communication Protocol: MODBUS. Memory: Inbuilt memory for keeping back-up of integrted. Data. Other features : Programmable CT/PT ratio, built in phase analyzer (Make - As per manufacturer's strandard)---- 3sets. Relay make:CGL/Seimens/ABB) | ||||||
| 4.00POWER PACK : Power pack with 230 Volt AC input & 24 Volt DC continuous output suitable for closing/tripping indication of HT panel Boards with maintenance free batteries for backup capacity 100W for 10 mins, Charging unit for trip system complete with suitable capacity digital ammeter & voltmeter i/c connections with 2.5 sqm FRLS insulated copper conductor cable etc as required(make - reputed, as approved by EIC)--------1 Set. | ||||||
| 5.00 | The panel shall be complete with power pack unit. test terminal blocks, fuses, mcbs, circuit tabels, iluminating lamps in each panel, indicating lamps etc, wiring for interconnection with suitable size copper cable, suitable cable end box with cable entry from bottom for incoming and outgoing cables. HV Danger Notice board Earth bus bars, foundation bolts and nuts, space heater etc as required and as per direction of EIC: (Make: All the accessories will be as per manufacturer's strandard) | 1 | set | 16,60,200 ₹16,60,200 Lowest | 17,23,000 ₹17,23,000 | 17,05,000 ₹17,05,000 |
| 6.00 | Installation of 2 panel, cubical type H.T. switch gear with -PT incl. carriage within a lead of 30 mtr. by placing in position, assembling, lining up, levelling and fixing on floor, fitting & checking all instruments, relays correctly set according to requirement. | 1 | Job | 15,000 ₹15,000 | 18,000 ₹18,000 | 14,000 ₹14,000 Lowest |
| 7.00Supply & lnstallation of 500 KVA 11000V / 433V Oil Filled Transformer OCTC. SUPPLY : Suppy of 3 phase Oil immersed oil natural air natural (ONAN) type indoor transformer - 500 KVA, 11000V / 433V, Dyn 11, Power 500KVA ( as per IS 1180 AMENDMENT No. 4, 2021 ) off circuit tap 6 Step / 7 position i.e. @2.5% , +5% to -10%, Transformer shall be double wound, core type with low loss, non ageing, high permiability PRIME GRADE, CRGO with M4 Grade or Better, perfectly. Insulated and clamped to minimizenoise and vibrations. Transformer shall be of BOLTLESS core design & core shall be purchased directly from Manufacturer from their accredidted organization. Winding shall be made with 99.9% pure electrolytic grade copper insulated with high grade paper insulation. Manufacturer shall provide followings for LV coils so as to reducethe stray loss and overall surface area. The HV & LV winding should be able withstand thermal and mechanical stress in te event of short circuit. Transformer oil shall be as per IS-335 : 1993. It shall be "PCB free and polycyclic Aromatic Hydrocarbons free minarel oil " The material safety Data sheets (MSDS) for the transformer oil shall be submitted by the bidder along with the offer. The tank together with radiator, conservator, bushings and other fittings shall be designed to withstand without permanent distortion the following conditions. | ||||||
| 8.00 | a) Full vacume of 760 mm of Hg. For filling with oil by vacum.
b) Internal gas pressure of 0.35 Kg/cm2 (5 lbs / sq. in) with oil at
operating level. Transformer shall be fitted with cable boxes / cable box with disconnecting chambers. The cable boxes shall be suitable for termination 3 runs of 300 sq.mm XLPE cable. All contacts for alarm, trip and indication circuits shall each be electrically free, wired for auxiliary D.C. supply as specified and brought out to seperate terminals at the terminal blocks in the marshalling box. Terminals shall be rated for rated for 10A wiring shall be with stranded, copper conductors of sizes not smaller than 1.5 sq.mm for control and 2.5 mm for C.T. circuits. C.T. terminals shall be provided with shorting facility. ( MAKE : CROMPTON GREAVES / ABB/ SCHNEIDER / VOLTAMP(VADODARA))
KVA Rating - 500 KVA
No. of phase and rated frequency - 3-Phase, 50Hz
Rated Voltage (KV) - HV - 11 , LV - 0.433
Connection - HV - Delta , LV - Star , Vector Group - Dyn 11
Winding - HV - Copper , LV- Copper
Insulation level (Impulse withstand) (KV peak)- HV-75,LV Insulation
level (power frequency withstand) (kv rms) HV - 28, LV- 3
Tapping: Range - +5% to -10% @2.5%
No. of steps - 6
On HV - Yes
Tapping changer type - OCTC
Temparature rise of oil / winding over design ambient temparature of 50 Digree C - 50/55 (Digree C) Hot spot temparature rise over a maximum yearly weighted temparature of 32 Digree C
Voltmeter with selector switch (Digital) -1
Emergency meter EM 6400 (Class-0.5) -1
Annunciation windows - 12
RELAY : Numerical O/C +E/F protection relay (in MODBUS) -1 (Type MiCOM P111L)
Lock out relay (Master Trip relay) VAJH13 (86) - 1
Auxiliary relay for Transformer Fault Indication (Type - VAA33) | 1 | Set | 26,15,000 ₹26,15,000 Lowest | 27,35,000 ₹27,35,000 | 26,95,000 ₹26,95,000 |
| 9.00 | INSTALLATION :
Installation of 500 KVA -11000V /433V Oil Filled Transformer inic. Carriage to the sub-station building with a head of 30 Mtr. By placing in position and fixing after leaving fitting all components incl. S&F base channel. | 1 | set | 15,000 ₹15,000 Lowest | 22,000 ₹22,000 | 19,000 ₹19,000 |
| 10.00SITC OF MAIN LT PANEL SITC of floor mounted Indoor type extensible cubical MV Panel, fabricated by CPRI approved panel maker having compartmentalized design, fabricated out of 14 SWG (2.0 mm) nominal thickness CRCA sheet steel for framework and covers, and 5mm nominal thickness for gland plates, including cleaning and finishing complete with 7 tank process, with short circuit withstand capacity of 31 MVA for one second, front and back openable, hinged, single shuttered, single door, with locking arrangement, good quality dust, damp and vermin proof rubber gaskets, solid connections from main busbars to switchgears with required size of Copper busbars. connections and interconnections and control wiring using 2.5 sq. mm of RYB colour coded FRLS PVC Insulated Copper conductor single core cables and copper cable lugs. 1 no. of 25 mm x 5 mm Gl earth strip for earthing, cable gland plates in two halves, din rail for mounting switchgear, metering arrangements, drilling holes, detachable gland plates/knockout plates, providing 50 mm x 50 mm x 5 mm nominal thickness MS angle iron support for ACBS along with horizontal / vertical intermediate MS flat members for stiffening, mounting on MS channel iron framework 100 mm x 50 mm x 5 mm (9.2 kg / metre) for floor mounting of MV panel, providing MS plate, suitable for bottom cable entry, grouting in ground, powder coating, Providing and fixing the following switchgear and measuring instruments, earthing, cartage from fabricator's premises to site of work etc. as required. [ACBS will be LT/ABB/Siemens (3WT8085 6AA04-5AB2) Make, MCCBs will be of Legrand Make. All the other accessories will be ABB /Siemens/L&T Make and as per manufacturers standard]. | ||||||
Tender Value
Refer Docs
EMD Value
₹2.8 L
Closing Date
17 Aug 2023, 12:55 pmClosed
Executive Engineer,PWD
Laldighipara, P.O. Suri Dist. Birbhum. Pin. 731101 Near Suri Sadar Hospital
Renovation and Augmentation of substation and Electrical work within Hospital building at Suri Sadar Hospital, Birbhum ... SUB STATION Augmentation and HT or LT Panel.
2023_WBPWD_551467_1
BIRED/35/e-NIQ (1st call) of 2023-2024
Open Tender
ELECTRICAL WORKS ORG
Item Rate
120 days
Suri
Please refer Tender documents.
8 documents required · 8 mandatory
₹2.8 L
O/O The Exe Eng, Birbhum Elec Divn
8 Jul 2026
26 Jul 2023
21 Aug 2023
26 Jul 2023
17 Aug 2023
31 Jul 2023
31 Jul 2023
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