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| Tender ID | 4201829 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Repair/ Maintenance Of Transformer Incl Dehydration Of Transformer Oil And Maintenance Of Ht Distribution Networks At Namkum, Khojatoli And Lph Area Under Ge Ranchi |
| Last Date For Submission | 22nd May, 2026 |
| Opening Date | 29 May, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 36400.00 |
| Estimated Cost | 1816000.00 |
| City | Ranchi |
|---|---|
| State | Jharkhand |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | M & L for Servicing / Calibration to 33 KV HT VCB panel ( Incomer panel) complete including the following : switching off electric supply, Checking of mechanical system for proper functioning, replacing closing buffer, triping buffer (VMX type), V,I connection gap check, motor coil resistance check, closing coil resistance check, spring charging cut off switch check, aux switch check, NO-NC states check, trip coil resistance check, testing details, timing test, oil value test, breaker timing test, connector resistance test, IR value test, HV test, mechanical and electrical mechanism check, counter reading check, shock observer check, pre close/ post close circuit check, test and service position limit switch check, breaker drive screw operation check, trip coil assemble operation check, mechanical latch . Cleaning & servicing the fixed/ moving contact & blowing out dust and applying the proper lubrication/ greasing and reassembling the VCB including connection to HT panel complete including replacement of following spares, Unit rate include preventive maintenance and break down during the entire period of work complete all as specified and as directed. | 1.00 | Each |
| 2 | (a) Control Fuse with link 32 A, - 12 Nos (b) Trip Netural close switch, - 01 No (c) Hooter 30 V DC - 02 No (d) Multifunction energy meter with KHW, KVAH, PF, HZ, KW etc loading - 01 No (e) Indicating LED lamp - 03 No(f) Non- directional IDMT relay (over current,short circuit & Earth fault) Make - C&S/ABB/Crompton/Scheinder electric -01 Nos (g) Master trip relay make -C&S/ABB/Crompton/Scheinder electric -01 No (j) 3 Elemant auxilliary relay set Make - C&S/ABB/Crompton/Scheinder electric-01 No (k) Auxilliary relay for protection transformer Make - C&S/ABB/Crompton/Scheinder electric-01 Nos Note:- (i) Maintenance of all HT VCB will be carried out as per maintenance scheduled (ii) Testing of above job to be carried out by engineers of authourised dealer/service centre.(ii) The Control wiring shall be done by 1.5 Sqmm 8 core control cable upto the length of 100 RM and shall be included in the qouted rates (iii) Panel wiring shall be replaced with 2.5 sq mm copper wire the entire control accessories and shall be included in the qouted rates.(iii) VCB Panel Painting to be done properly with siemens colour and shall be included in the qouted rates. | ||
| 3 | Supplying, installing, in replacement of 220 Volt AC/ DC Motor 100 to 500 Watt Class B for 33 KV tripping control system complete all as specified and as directed. Make:- AREVA (Modle no ERC-A-AOODC.OO) or Equivalent in Schneider/L&T/C&S complete all as specified and as directed. | 1.00 | Each |
| 4 | Supplying, installing, in replacement of Hooter 90mmX96mm AC 230V for 11 KV CV VCBs complete all as specified and as directed complete all as specified and as directed. | 2.00 | Each |
| 5 | Supply and fixing of Over current & Earth fault Protection numerical relay suitable for existing 630 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make with 4 current analog input for phase and earth fault current ,1A&5A site selectable ,2 digital input (max) , 5 digital output (Max) , numerical LCD display , USBs Communication and LEDs for pickup & fault annunciation ,battery backup and relay having following protection features complete all as directed.Make -C&S/Seimens/ABB/CG (i) 1A &5A rated CT input (programmable) (ii) protection blocking through DI (iii) three phase time over current protection (iv) Three phase instantaneous protection.(v) earth time over current and earth instantaneous over current (vi) circuit breacker failure detection (vii) trip circuit supervision complete all as specified and as directed. | 1.00 | Each |
9 Days Left