Offer for the Supply, Installation,
Testing & commissioning of
Indoor Type 500 KVA Sub-Station equipment
(This is just for Format)
Ref No: W4U/NOCS/RE-161027/SUB-500/2016.
Date: October, 27, 2016.
To,
M/S. M S Enterprise
Md. Miraj Uddin Ahamed
Boyalia, Rajshahi,
Bangladesh.
Re: Offer for the Supply, Installation, Testing & commissioning of Indoor Type 500 KVA Sub-Station equipment.
Dear Sir,
Accept our regards first.
We are pleased to offer best price as per attached quotation & under mentioned terms &Conditions and technical specifications enclosed herewith for your kind consideration.
1. Validity : Our offer will remain valid for a period of 30 days from the date
Of this offer.
2. Delivery : Within 20-30 days after in receipt of confirm work order &
Payment as Per Clause # 3
3. Mode of
Payment : 50% as an advance along with work order & balance 50% after
Delivery within 15 days.
4. Warranty : We warranty the goods of our supply against any defect in
Materials of workmanship during manufacturing for a period of
12 month equipment from the date of supply subject
to non-Repairing/dismantling. The equipment without our
Prior permission.
5. After sales
Service : Our trained & skilled engineer & technicians will be available
Within 24 hour notice for any kind of problems related with our
Supplied Equipment’s. All spare parts are available our store.
6. Price : This price is Excluding TAX & VAT. (Without Transformer)
TECHNICAL SPECIFICATION
FOR 500 KVA SUB STATION EQUIPMENT
Item |
Description |
Qty |
No |
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1 |
11KV H.T.SWITCHGEAR (LBS):- |
01No. |
Sheet steel clad, dust and vermin proof, free standing floor mounting, indoor type 11KV, 50Hz, High Tension Switchgear with 600A, TP hard drawn electrolytic copper bus bars and all internal wiring equipped with: |
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1No-630A,11KV, 20KA breaking capacity TP Load Break Switch |
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with automatic tripping mechanism whenever any of the fuses |
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Blow and arrangement For manual tripping. |
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2Nos-11KV double pole open-delta type cast resin Potential |
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Transformer with ratio: 11/.11KV, 50VA, Class 0.5 for metering. |
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1No-6A TP, MCB for PT secondary protection. |
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1No-Voltmeter, range: 0-15KV with selector Switch. |
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3 Nos-Cast resin insulated,11KV dry type Current Transformer (CT) |
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With ratio: 30/5A, with Suitable accuracy class and burden. |
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3Nos-Ammeter, range: 0-30A. |
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1No-11Kv, 630A HRC fuses with rupturing capacity not below 20KA, |
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Striker pin plunger of tripping of LBS mechanism. |
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2Nos- Indicating Lamps ON/OFF. |
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1No- Panel Heater. |
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Origin of LBS: F & G, Germany |
Item |
Description |
Qty |
No |
||
2 |
Three Phase Distribution Transformer - 500KVA:- |
01No. |
The Transformer are designed and manufactured in accordance with the IEC-60076 Standard. 3 Phase oil immersed, naturally air cooled Transformer according to VDE / IEC / BSS standard with 3 HT. Bushing & 4 LT. Bushing arranged on tank top, conservator, oil level indicator, drain and filling valves, lifting lugs, rollers filled with insulation oil. |
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|
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Specification of 500KVA Three Phase Distribution TRANASFORMER |
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|
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01. Standard : IEC-60076 |
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02. Rated Capacity : 500KVA |
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03. Rated Voltage at No Load : 11000/415/240 V |
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04. Rated Frequency : 50Hz |
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05. No. of Phase : Three |
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06. Cooling Type : ONAN |
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07. Vector Group : DYn-11 |
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08. Installation : Indoor / Out door |
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09. Tap Changer : Off Load, Manual Type |
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10. Rated Tapings : +2.5%, 0, -2.5%X3. |
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11. Impedance : 6%(±10%) |
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12. No Load Loss :800Watt |
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13. Load Loss at 750C :5000Watt |
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14. Total loss at 750C :5800Watt |
||
15. Ambient Temperature |
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16. Temperature Rise : 400C |
||
In Oil : 600C |
||
In Winding : 650C |
||
17. BIL (For HV) : 75kV |
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18. Accessories: |
||
Silica Gel Breather |
||
Contact Type Dial Thermometer |
||
Horn Gap Arrestor |
||
Conservator |
||
Lifting Lugs |
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Earthing Terminals |
||
Name Plate |
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|
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Country Of Origin : |
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TRANSFORMER : W4U Group |
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Silicon Steel : POSCO, Korea |
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Copper Strip (LT Wire): MRS (BRB) Industries. Ltd. (Bangladesh)/RR Imperial ltd./RR Cables ltd |
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Copper Wire (HT) : BRB Industries. Ltd.(Bangladesh)/ RR Cables ltd/RR Imperial ltd |
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Insulation Board : China. |
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Paper Insulation : China. |
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Transformer Oil : Savita Polymer, India |
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|
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ORIGIN of: W4U Group, Bangladesh. |
Item |
Description |
Qty |
No |
||
3 |
L.T. SWITCH-GEAR - 800A:- |
01No. |
Sheet steel clad, dust and vermin proof, free standing, floor mounting type, Powder Coated Paint factory assembled LT switch gear with 1000A TP+N hard drawn electrolytic copper Bus bar suitable for 415V, 3Phase, 4 wire, 50Hz, operation complete with all wiring and gutter space for maximum size of cable entrance suitable for both top & bottom entry. The cubicle shall make of 16 SWG sheet. The switch-gear shall include the following components: |
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|
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INCOMING: |
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1No-800Amps, 50KA TP MCCB adjustable type with Thermal & magnetic |
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Short circuit release. |
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3Nos - Current Transformer ratio: 800/5A. |
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1No - Ammeter scaled (0-800A) with Selector Switch. |
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1No - Voltmeter scaled (0-500V) with Selector Switch. |
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3Nos –Phase Indicating lamp. |
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1Set -Control Fuse. |
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OUT GOING: |
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2Nos- 250Amps,36KA TP MCCB Fixed type with magnetic |
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Short circuit protection. |
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2Nos- 100Amps,15KA TP MCCB Fixed type with magnetic |
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Short circuit protection. |
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1No- 400Amps,36KA TP MCCB Fixed type with magnetic |
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Short circuit protection. [For PFI Control] |
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Origin: Schneider Electric, Assemble in Singapore. |
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MCCB: Schneider Electric, Singapore/ Thailand. |
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ASSEMBLER: W4U Group, BANGLADESH. |
Item |
Description |
Qty |
No |
||
4 |
300 KVAR AUTO/MANUAL PFI PLANT:- |
01No. |
Sheet steel clad, dust and vermin proof, free standing, floor mounting type factory assembled 300KVAR. Auto/Manual P.F.I. with 500A TP+N hard drawn electrolytic copper Bus bar suitable for 415V, 3Phase, 4 wire, 50Hz operation complete with all wiring and gutter space for maximum size of cable entrance suitable for both top & bottom entry. The cubicle shall be made of 16 SWG sheet. Powder Coated paint. The panel 6 witching steps, comprising with the following components: |
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1 No-12.5KVAR, 400V, 50Hz, 3Phase, dry type, P.F Capacitor bank with built |
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In discharge resistor. (Fixed) |
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1No- 12.5 1No- 12.5KVAR, 415V, 50Hz, 3Phase, dry type, P.F Capacitor bank |
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With built in discharge resistor. |
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1Nos-25KVAR, 415V, 50Hz, 3Phase, dry type, P.F Capacitor bank with |
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Built in discharge resistor. |
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3Nos- (2×25)50KVAR, 415V, 50Hz, 3Phase, dry type, P.F Capacitor bank with built in discharge resistor. |
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1No-(4×25)100KVAR, 415V, 50Hz, 3Phase, dry type, P.F Capacitor bank with built in discharge resistor. |
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1No- Six (06) stage reactive power regulator which performance the |
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switching Capacitor Bank in Automatic power factor correction |
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equipment depending on changes of reactive power complete |
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with P F Luminescent indicators & digital power factor meter 6Nos-Magnetic Contactor of adequate ratings. |
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7Nos- MCB & MCCB,TP of adequate rating. |
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9Nos - Indicating Lamps. |
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12Nos- ON/OFF Push Button Switch. |
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1No- Auto/Manual Selector Switch. |
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1No- Current Transformer. |
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1 Set- Control fuses |
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3Nos-Auxiliary Contractor. |
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|
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Country of Origin: |
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Capacitor Bank- Electron icon, Germany. |
||
PFC Relay- Electron icon, Germany. |
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Magnetic Contractor- Schneider Electric, France/GE, Spain. |
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ASSEMBLED: W4U Group, BANGLADESH. |
Item |
Description |
Qty |
No |
||
5 |
DROP OUT FUSE (DOF): |
01Set. |
Technical Specification: |
||
Rated Voltage (Normal) : 11 KV |
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Rated Max. Voltage : 15 KV |
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Frequency : 50 Hz |
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BIL : 75 KV |
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Rated Current (rms) : 100 A |
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Interrupting Current (rms) : 10 KV |
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Withstand Test Voltage |
||
Wet, 10Sec. : 35 KV |
||
Dry, 1Min. : 30 KV |
||
6 |
LIGHTNING ARRESTOR (LA): |
01Set. |
Technical Specification: |
||
Rated Voltage (RMS) : 9 KV |
||
Rated System Voltage : 12 KV |
||
Frequency : 50 Hz |
||
Min Spark Over Voltage (rms) : 14 KV |
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Mix. Spark Over Voltage (rms) : 40 KV |
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Mix. Impulse Spark (Crest) : 45 KV |
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Withstand Test Voltage |
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Wet, 10Sec. : 24 KV |
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Dry, 1Min. : 28 KV |
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Discharge 33KV (Crest) : 5 KA |
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Impulse Current Withstand : 55 KA |
PRICE OFFER
For 500 KVA SUB-STATION EQUIPMENT
Item |
Description |
Qty |
Price in Taka |
|
No |
Unit Price |
Total Price |
||
|
PART-A |
|
|
|
EQUIPMENT |
||||
1 |
H.T Switch-gear L.B.S:- |
01No. |
210,000.00 |
210,000.00 |
2 |
500 KVA Distribution Three Phase Transformer |
01 No. |
820,000.00 |
820,000.00 |
3 |
L.T. Switch-gear -800A:- |
01No. |
200,000.00 |
200,000.00 |
4 |
Auto/Manual PFI Plant-300KVAR:- |
01No. |
240,000.00 |
240,000.00 |
5 |
11KV Dropout Fuse :- |
01Set. |
8,000.00 |
8,000.00 |
6 |
11KV Lighting Arrestor:- |
01Set. |
8,000.00 |
8,000.00 |
Total Tk. |
1,486,000.00 |
Sl. No |
PART-B |
|
|
|
INSTALLATION |
||||
1 |
Termination Kits :- |
06 Sets. |
2,000.00 |
12,000.00 |
2 |
Ear thing for Sub- Station:- |
|
|
105,000.00 |
Copper wire 6 mm, 80 feet boring, 1 inch GI pipe 10 feet per unit and complete the work. |
05Nos. |
21,000.00 |
||
3 |
Installation Testing & Commissioning for Sub-station: |
|
|
40,000.00 |
(Without Cable, Cable socket, Cable tic, Nut bolt, cable stand & other necessary accessories etc.) |
01Job |
40,000.00 |
||
4 |
Transportation, Loading & Unloading |
1 Job |
25,000.00 |
25,000.00 |
5 |
ELB from BPDB |
1 Job |
50,000.00 |
50,000.00 |
Total Tk. |
232,000.00 |
|||
|
||||
Grand Total Amount (A+B) Tk. |
1,718,000.00 |
|||
In word BDT: Seventeen Lac Eighteen Thousand Taka Only. |
We hope you will find our offer most suitable for your requirement. If any queries you need, Please feel free to contact us. Looking forward for your valued order.
Thanking you & assuring our best service at all times.
For W4U Group.
Thanking you.
With the best regards
Engr. M. A. Masud Khan
Manager Grade-2,
Design and Planning
W4U Group, Chittagong, Bangladesh.