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| Tender ID | 3980239 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Special Repair/replacement Of Various Capacity Of Lt Distribution Transformers Against Ber And Connected Work Under Age(i) Mes Lansdowne |
| Last Date For Submission | 19th May, 2026 |
| Opening Date | 27 May, 2026 |
| Document Cost | 1000.00 |
|---|---|
| EMD | 131301.00 |
| Estimated Cost | 7086700.00 |
| City | LANSDOWNE |
|---|---|
| State | Uttarakhand |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Supply, install, testing and commissioning transformer step down 11/0.433 KV outdoor type plinth mounted, copper wound AC 3 Phase, 50 Hz oil immersed naturally cooled, ONAN with external cooling tube, delta connected on primary side (11 KV HV side) & star connected on secondary side (433 V LV side) in accordance with vector group Dyn-11 with neutral brought out on secondary side with tapping at 2.5% 5% 7.5% off load tap changer gear in steps of 2.5% continous rating of capacity 100 KVA including initial oil fill to appropriate level & all standard fitting all as per IS 1180 and maximum temp rise should not exceeds 40 degree celcius in oil and 45 degree celcius in HV/LV windings when measured by resistance method afterr contionious full load run on ambient temperature on 40 degree celcius complete all as specified and directed. The unit rate for each transformer includes the cost of following accessories/fittings :- | 4 | Each |
| 2 | (a) Rating and terminal marking plates, non detachable (b) Earthing terminals with lugs-02 Nos (c) Lifting lugs for main tank and top cover (d) Thermometer pocket with cap along with dial type thermometer-01 No (e) Externally hand operated OFF circuit tap, changing device with locking arrangement. (f) Oil conservator tank with fitting hole, drain plug, prismatic oil level gauge. (g) Silica gel dehydrating breather charged with silica gel. (h) Top filter valve with plug (j) Drain valve with plug (k) Air Release Valve (l) Explosive Vent (m) Earthing terminals with lugs-02 Nos (n) Lifting hooks. (o) Unidirectional reversible roller-04 Nos. (p) HV copper bushing-03 Nos. (q) LV copper bushing-04 Nos. (r) Radiators. (s) Arcing horn on HT side-03 Nos. (t) Terminal connection on the HV bushing. (u) Additional neutral separately brought out side, LV cable end box with bush insulator for neutral earthing, gland etc. (v) First fill of Transformer oil upto appropriate level. (w) Base channel 100x50 mm, 460 mm long with holes to make them suitable for fixing on a platform or plinth (x) Danger Notice Plate - 01 No. Note : 1. The Trasformer shall be ISI marked with min energy efficiency level 3 as per IS 1180 (Pt-I) : 2014. 2. Any other accessories/work which is required to be provided as per relivent IS but not specified above will be provided by the firm without any extra cost to the Department . | ||
| 3 | Supply, install, testing and commissioning transformer step down 11/0.433 KV outdoor type plinth mounted, copper wound AC 3 Phase, 50 Hz oil immersed naturally cooled, ONAN with external cooling tube, delta connected on primary side (11 KV HV side) & star connected on secondary side (433 V LV side) in accordance with vector group Dyn-11 with neutral brought out on secondary side with tapping at 2.5% 5% 7.5% off load tap changer gear in steps of 2.5% continous rating of capacity 200 KVA including initial oil fill to appropriate level & all standard fitting all as per IS 1180 and maximum temp rise should not exceeds 40 degree celcius in oil and 45 degree celcius in HV/LV windings when measured by resistance method afterr contionious full load run on ambient temperature on 40 degree celcius complete all as specified and directed. The unit rate for each transformer includes the cost of following accessories/fittings :- | 3 | Each |
| 4 | (a) Rating and terminal marking plates, non detachable (b) Earthing terminals with lugs-02 Nos (c) Lifting lugs for main tank and top cover (d) Thermometer pocket with cap along with dial type thermometer-01 No (e) Externally hand operated OFF circuit tap, changing device with locking arrangement. (f) Oil conservator tank with fitting hole, drain plug, prismatic oil level gauge. (g) Silica gel dehydrating breather charged with silica gel. (h) Top filter valve with plug (j) Drain valve with plug (k) Air Release Valve (l) Explosive Vent (m) Earthing terminals with lugs-02 Nos (n) Lifting hooks. (o) Unidirectional reversible roller-04 Nos. (p) HV copper bushing-03 Nos. (q) LV copper bushing-04 Nos. (r) Radiators. (s) Arcing horn on HT side-03 Nos. (t) Terminal connection on the HV bushing. (u) Additional neutral separately brought out side, LV cable end box with bush insulator for neutral earthing, gland etc. (v) First fill of Transformer oil upto appropriate level. (w) Base channel 100x50 mm, 460 mm long with holes to make them suitable for fixing on a platform or plinth (x) Danger Notice Plate - 01 No. Note : 1. The Trasformer shall be ISI marked with min energy efficiency level 3 as per IS 1180 (Pt-I) : 2014. 2. Any other accessories/work which is required to be provided as per relivent IS but not specified above will be provided by the firm without any extra cost to the Department . | ||
| 5 | Supply, installation, commissioning and testing in replacement of HT 11 KV outdoor type gang operated triple pole air break switch suitable for Horizontal or vertical mounting fixed type complete with 12 insulator 200 amps rating and steel frame mechanically oprated mechanism consisting of operating rod of 25 mm bore light grade GI pipe of suitable length worked from ground level and with locking arrangement flat iron clamp 50 mmx6mm including MS channel of suitable size length for fixing GOD including bolts, nuts and washer complete all as specified and directed. | 5 | Each |
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