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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹2.7 LAccepted-Finance DABGRAM COLONY 1 P O RABINDRA SARANI SILIGURI | SILIGURI | WEST BENGAL | ₹2.7 L | L1 | Accepted-Finance LOWEST BIDER |
| 2 | L2₹2.7 L+₹476.72 (0.18%)Rejected-Finance RABINDRANAGAR SILIGURI DARJEELING | DARJEELING | DARJEELING | WEST BENGAL | 732102 | ₹2.7 L+₹476.72 (0.18%) | L2 | Rejected-Finance GREATER THAN L1 |
| 3 | L3₹2.7 L+₹899.81 (0.33%)Rejected-Finance SANTI NAGAR BOW BAZAR DABGRAM II SILIGURI DIST JALPAIGURI 734 004 WEST BENGAL | SILIGURI | JALPAIGURI | WEST BENGAL | 734004 | ₹2.7 L+₹899.81 (0.33%) | L3 | Rejected-Finance GREATER THAN L1 |
| Sl No | Description | Qty | Unit | SARKAR ELECTRIC L3 | ROYAL ENTERPRISE L1 | THE BANERJEE CONCERN L2 |
|---|---|---|---|---|---|---|
| 1.00 | Supply and delivery at site of 20KVA, 3 phase oil cooled type Servo Motor operated copper wound line voltage corrector conforming to IS-9815 (Pt.-1)-1994 suitable for un-balanced input voltage with following specification including first filling oil as per IS-335 where applicable.(Make: Approve make of P.H.E. Dte.)
a) Input Voltage:- 3 phase, Main supply may or may not be balanced with respect to Phase to Phase 250V.-500V.Phase to Neutral-145V.-290V.
b) Out put voltage:- 3 phase balanced out put voltage. Phase to Phase 400V.or 415V.± 1% ,Phase to Neutral- 230V.-240V.±1% ( Provision should be made to adjust the Variation of out put voltage per phase by a variable pot oil within ± 5% of out put).
c) Line regulation:- Out put voltage should remain well with ±1% of set voltage ( From Minimum to Maximum i.e. either 400V. or 415V. supply variation).
d) Load regulation : Out put voltage should remain neutral well within ±1% of set voltage be (From no load to full load ) i.e. either 400V. or 415V.
e) Correction speed:- Better than 35 Volt / Second.
f) Efficiency:- Better than 95% on full load.
g) Cut off limit for ( minimum & maximum ) by limit switch with Audio & Visual.
h) Metering Indication:- By Selector switch provision should be made available to measure input mains supply and out put voltage other stabilizer for load current measurement an Ammeter with selector switch should be available.
i) Lamp Indication :- For Input & Output should be provided. ( 3 lamps per side ).
j) MCB Protection: For Input side.
k) Load protection : HRC Fuse on each out put phase should be available.
l) Output over shoot:- Beyond 210V to . 255V /phase in case of “ MANUAL MODE” & voltage protection :AUTO MODE” operation.(Manufacturing test certificate should be provided at the time of delivery)
m) VISUAL Indication for under voltage & over voltage of output.
n) Manual Mode:- Up & Down correction with O / P voltage over shoot protection. Beyond 210 V-255 V. per phase.
o) Nature of cooling:- Oil/ air cooled system .
p) Electric current over load protection .
q) Circuit for delay out put .
r) Input high voltage cut - off above 500 V.
s) Mode of Operation:- AUTO/MANUAL with a provision to restore the normal working of the unit “STANDBY OPERATION” should be available increase of any Electronic failure in auto mode.
t) Auto Mode:- Normal * Standby.( Manufacturing test certificate should be Provided at the time of delivery) | 1 | Set. | 1,61,350 ₹1,61,350 | 1,61,200 ₹1,61,200 Lowest | 1,61,300 ₹1,61,300 |
| 2.00 | 100 Amp, 415 V, 4 pole on load changeover switch | 1 | No. | 15,160 ₹15,160 | 15,100 ₹15,100 Lowest | 15,150 ₹15,150 |
| 3.00 | 100 amp, 415 V TPN Rewireable type Mainswitch | 1 | No. | 9,570 ₹9,570 | 9,550 ₹9,550 Lowest | 9,560 ₹9,560 |
| 4.00 | 100 Amp 4 way copper busbar chamber box by 16 SWG sheet steel enclosure including porcelain chair etc . With painting complete as per direction of EIC. | 1 | No. | 11,580 ₹11,580 | 11,400 ₹11,400 Lowest | 11,500 ₹11,500 |
| 5.00 | 25 sqmm, 3.5 core pvc insulated 1.1 KV grade, Aluminium Armoured Cable. | 20 | Mtr. | 496.5 ₹9,930 | 495 ₹9,900 Lowest | 496 ₹9,920 |
| 6.00 | Making brick built foundation with supplying of all required materials suitable for the above voltage stabilizer by (4:1) cement mortar including holding down foundation bolts and plaster with neat cement finish, sloping all complete as per direction of EIC. | 1 | item | 5,050 ₹5,050 | 5,000 ₹5,000 Lowest | 5,000 ₹5,000 Lowest |
| 7.00 | Fitting , fixing of change over switch, Busbar chamber and main switch as mentioned in item no. 2.00 to 4.00 on the iron angle frame of suitable size fixed at suitable position on wall by supplying all necessary fixing materials all complete as per direction of EIC. | 1 | item | 1,065 ₹1,065 | 1,050 ₹1,050 Lowest | 1,060 ₹1,060 |
| 8.00 | Installation of the above voltage stabilizer as in item no. 1.00 on the foundation including making all connection complete as per direction of EIC. | 1 | item | 5,050 ₹5,050 | 5,000 ₹5,000 Lowest | 5,000 ₹5,000 Lowest |
| 9.00 | Drawing & connection of cable on wall as in item no. 5.00 & all connection complete with all equipment as per requirement & as per direction of EIC. | 20 | Mtr. | 66 ₹1,320 | 64.5 ₹1,290 Lowest | 65 ₹1,300 |
| 10.00 | Making joints of the cable by Supplying compression type gland thimple socket etc as per requirement & as per direction of E.I.C. | 10 | Set. | 298 ₹2,980 | 290 ₹2,900 Lowest | 295 ₹2,950 |
Tender Value
₹2.7 L
EMD Value
₹5,541
Closing Date
12 Aug 2026, 2:00 pmClosed
AE,SMSD,PHE DTE
office of the assistant engineer,smsd,siliguri
Supply delivery installation of copper wound line voltage corrector at TWII, Barsadvita WS Scheme in the dist of Darjeeling under Northern Mechanical Division PHE Dte
2026_PHED_1035026_4
WBPHED/AE/SMSD/NIet-01, 2026-2027
Open Tender
MECHANICAL
Item Rate
7 days
siliguri
Please refer Tender documents.
4 documents required · 4 mandatory
₹5,541
Yes
14 Aug 2026
31 Jul 2026
14 Aug 2026
31 Jul 2026
12 Aug 2026
31 Jul 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 0.000 | Supply and delivery at site of 20KVA, 3 phase oil cooled type Servo Motor operated copper wound line voltage corrector conforming to IS-9815 (Pt.-1)-1994 suitable for un-balanced input voltage with following specification including first filling oil as per IS-335 where applicable.(Make: Approve make of P.H.E. Dte.)
a) Input Voltage:- 3 phase, Main supply may or may not be balanced with respect to Phase to Phase 250V.-500V.Phase to Neutral-145V.-290V.
b) Out put voltage:- 3 phase balanced out put voltage. Phase to Phase 400V.or 415V.± 1% ,Phase to Neutral- 230V.-240V.±1% ( Provision should be made to adjust the Variation of out put voltage per phase by a variable pot oil within ± 5% of out put).
c) Line regulation:- Out put voltage should remain well with ±1% of set voltage ( From Minimum to Maximum i.e. either 400V. or 415V. supply variation).
d) Load regulation : Out put voltage should remain neutral well within ±1% of set voltage be (From no load to full load ) i.e. either 400V. or 415V.
e) Correction speed:- Better than 35 Volt / Second.
f) Efficiency:- Better than 95% on full load.
g) Cut off limit for ( minimum & maximum ) by limit switch with Audio & Visual.
h) Metering Indication:- By Selector switch provision should be made available to measure input mains supply and out put voltage other stabilizer for load current measurement an Ammeter with selector switch should be available.
i) Lamp Indication :- For Input & Output should be provided. ( 3 lamps per side ).
j) MCB Protection: For Input side.
k) Load protection : HRC Fuse on each out put phase should be available.
l) Output over shoot:- Beyond 210V to . 255V /phase in case of “ MANUAL MODE” & voltage protection :AUTO MODE” operation.(Manufacturing test certificate should be provided at the time of delivery)
m) VISUAL Indication for under voltage & over voltage of output.
n) Manual Mode:- Up & Down correction with O / P voltage over shoot protection. Beyond 210 V-255 V. per phase.
o) Nature of cooling:- Oil/ air cooled system .
p) Electric current over load protection .
q) Circuit for delay out put .
r) Input high voltage cut - off above 500 V.
s) Mode of Operation:- AUTO/MANUAL with a provision to restore the normal working of the unit “STANDBY OPERATION” should be available increase of any Electronic failure in auto mode.
t) Auto Mode:- Normal * Standby.( Manufacturing test certificate should be Provided at the time of delivery) | 1 | Set. | - | - |
| 0.000 | 100 Amp, 415 V, 4 pole on load changeover switch | 1 | No. | - | - |
| 0.000 | 100 amp, 415 V TPN Rewireable type Mainswitch | 1 | No. | - | - |
| 0.000 | 100 Amp 4 way copper busbar chamber box by 16 SWG sheet steel enclosure including porcelain chair etc . With painting complete as per direction of EIC. | 1 | No. | - | - |
| 0.000 | 25 sqmm, 3.5 core pvc insulated 1.1 KV grade, Aluminium Armoured Cable. | 20 | Mtr. | - | - |
| 0.000 | Making brick built foundation with supplying of all required materials suitable for the above voltage stabilizer by (4:1) cement mortar including holding down foundation bolts and plaster with neat cement finish, sloping all complete as per direction of EIC. | 1 | item | - | - |
| 0.000 | Fitting , fixing of change over switch, Busbar chamber and main switch as mentioned in item no. 2.00 to 4.00 on the iron angle frame of suitable size fixed at suitable position on wall by supplying all necessary fixing materials all complete as per direction of EIC. | 1 | item | - | - |
| 0.000 | Installation of the above voltage stabilizer as in item no. 1.00 on the foundation including making all connection complete as per direction of EIC. | 1 | item | - | - |
| 0.000 | Drawing & connection of cable on wall as in item no. 5.00 & all connection complete with all equipment as per requirement & as per direction of EIC. | 20 | Mtr. | - | - |
| 0.000 | Making joints of the cable by Supplying compression type gland thimple socket etc as per requirement & as per direction of E.I.C. | 10 | Set. | - | - |
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