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| Tender ID | 4578088 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Addl Altn Of Ht Infrastructure Of Ahrr Under Ge Electrical And Mechanical R R Hosp Delhi Cantt 10 |
| Last Date For Submission | 13th Jul, 2026 |
| Opening Date | 15 Jul, 2026 |
| Document Cost | 1000.00 |
|---|---|
| EMD | 220000.00 |
| Estimated Cost | 14500000.00 |
| City | Delhi |
|---|---|
| State | Delhi |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Taking shutdown of electric supply, disconnecting and taking down of four pole structure / HT load break switches and making site neat and clean complete all as specified and directed. Note : HT load break switch to be deposited to the MES store/yard carefully by Hydra or crane etc and rate for the same is including in quoted rate. | 4.000 | Each |
| 2 | Supply, installation, testing & commissioning of 11 KV outdoor type one side-extensible 5-way Ring Main Unit floor mounted with internal copper bus bars, consisting of 2 nos. fixed type motorised Load break switch for incoming and 3 nos. fixed type motorized Vacuum Circuit Breaker for outgoing. All live parts, bus bars, LBSs & VCBs connections of RMU should be enclosed in tank & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade 304 of minimum 2.5 mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less than 0.1% per year tested as per IEC 62271-200.The unit shall have front cable entry for ease of installation and shall have site replaceable bushings for ease of troubleshooting during breakdown without sending the RMU to OEM factory. RMU should be complete with all accessories such as end Terminal kits (indoor/outdoor) heat shrink of suitable size for Cable, VPIS, cable supports, all front cable terminations, mechanical indications for Load break switch ON/OFF, Manometer as per with IEC standards 62271-200, 60056, 60129, 60265, 60298, 60420, 60529 and 60694. Altitude of installation up to 1000m as per IEC 60120. Bushings bolted type top mounted outside the tank for connection of external bus bar .The unit shall include the following with all necessary standard fitting required at site. Make of RMU: ABB, SIEMENS, SCHNEIDER INFRA. Note : 1. The RMU shall be designed and manufacturered by OEM only not by their franchise or authorised partners. 2. OEM will stand warranty of 05 years for complete design, supply and inspection upto site service support. | 1.000 | Each Job |
| 3 | Each VACUM CIRCUIT BREAKER of RMUs 630A VCB module for making & breaking of fault current alongwith Earth Swicth of full making capacity-1 Nos. Motor operated 630 A Vacuum circuit breaker having spring stored mechanism. Three position disconnector/earthing switch downstream vacuum circuit-breaker. Three position single spring mechanism for disconnector/earthing switch Live Cable LED Indicators thru Capacitor Voltage Dividers mounted on the bushings. Short time breaking current - 21KA/ 3 sec Making Capacity - 52.5KA VCB must confirm operating sequence O-0.3sec-CO-3Min-CO Power frequency withstand voltage - 38KV Impulse withstand voltage - 95KV Minimum Mechanical Operation - 10000 nos. Front cover mechanism - IP2X Electrical and mechanical interlock to keep always one incomer ON & another Incomer OFF. Green(ON)/Red(OFF) push buttons to operated VCB. 3O/C + 1E/F Self powered numerical protection relay with Low and High set for Over current and Earth Fault. Battery/Charger-Minimum 12AH Capacity, 24V DC. Input Voltage of 230VAC shall be extended at site by Enduser Ammeter with Selector Switch RMU Gas Tank and cable chamber should be tested for an internal arc fault of 21kA for 1 sec with AFLR classification Resin cast ring core protection CT on cables 100-50/1A, 5P10, 2.5 VA - 3 Nos Mechanical ON/OFF/EARTH/Spring charge Indication Cable boxes should be Arc Proof interlocked with respective Earthing Switches. | ||
| 4 | All as per ser item No. 2 but supply,installation,testing & commissioning of 11 KV outdoor type one side-extensible 6-way Ring Main Unit floor mounted with internal copper bus bars, consisting of 2 nos. fixed type motorized Load break switch for incoming and 4 nos. fixed type motorized Vacuum Circuit Breaker for outgoing. | 1.000 | Each Job |
| 5 | All as per ser item No. 2 but supply,installation,testing & commissioning of 11 KV outdoor type one side-extensible 3-way Ring Main Unit floor mounted with internal copper bus bars, consisting of 2 nos. fixed type motorized Load break switch for incoming and 1 no. fixed type motorized Vacuum Circuit Breaker for outgoing. | 3.000 | Each Job |
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