05 /EE/PMD/PHED OF 2024-2025/Sl7

Amount

Supply delivery at site of one no AC microcontroller based servo controller Automatic voltage stabilizer,3ph,50hz in natural oil cooled construction,suitable for unbalanced input and load with 3servo motor for indoor use with the following specification:-IS9815(l) (i)Maximum Ambient temp-5°C-55°C (ii)Input0- 200-500V, AC 3Ph,50Hz 4wire (iii)Output-415V+1%,3Ph,50Hz (iv)Capacity-50KVA oil cooled (v)Oil Quantity- As per Manufacturer standard to be supplied(IS-335)(Make-HC transformer oil/Transol/Indian oil/Servo) (vi)Magnetic material-CRGO M4 grade (vii)Efficiency-above 95% (viii) Output current-69Amp (above unit must have U/V,O/L,O/L protection, I/P&O/P voltmeter ,Amp Meter, Oil level indicator, Buzzer with output MCCB and necessary with all ancillaries & auxiliaries) Make- PHED Approved Make (Materials should be supplied after taking approval from department) [Test certificate, warranty certificate to be produced at the time of delivery]

Supply delivery at site of 1.1KV grade 3.5core 70sqmm XLPE insulated unarmoured Al. conductor cable (for stabilizer connection and WBSEDCL room to MCCB)as per IS-7098(part-I) 2011(Cable will be supplied as per requirement, no extra cable will be received by the department) Make- PHED Approved Make

Supply delivery of 415Volt, 200Amp, 6way sheet metal iron clad bus bar chember of four nos aluminium bar(3phase & neutral). Make- PHED Approved Make

Supply and fitting fixing 415 Volt, AC3 duty four pole, 160Amp MCCB of breaking capacity 50KA with fixed thermal and fixed magnetic/adjustable thermal and fixed magnetic setting in SS enclosure with TMA protection with IP 42/43 protection powder coated as per direction of EIC. Make- PHED Approved Make

Supply delivery of 4 pole 160Amp manual changover with SS enclosure with bridging bar, extended shaft and IP65 with pistol type handle. Make- PHED Approved Make

Installation of the above mentioned automatic voltage stabilizer with above supplied necessary electrical materials with gland, socket, insulation type rubber mat, making double earthing arrangement with necessary 50 X 6 GI Strip with 3 mtr long earting electrode and pit etc required, laying of cable as required to complete the whole installation work including testing and all incidental charges as required with supplying compression glands. sockets, cable end box cable fitting saddle and all auxiliaries (i.e. cable socketing, jointing, and interconnections, electrical and double earthing connection etc.) (Any item or accessories not cosidered in the specification but required to comnplete the entire installation and operation shall have to be supplied and installed, no extra charges shall be provided for this purpose )

Add GST @ 18%

Add CESS @ 1%

ANUP KUMAR SAHA (BID ID -5540037)

COMBINE ENTERPRISES (BID ID -5525347)