Military Engineer Services Tender

Supply only Closing coil having copper material through actuating device rated for Substation DC voltage 12/ 24 /110 V ,burden value 200 watt,, Min operating Voltage of 70% for tripping and 85% for closing operation as per existing installed on site complete all as specified and directed.

Supply only Spring charging motor operated on Power 150-250 Watts ,220 V AC/DC supply having insulation Class B type complete all as specified and directed.

M&L for testing and adjusting the following relay including checking and rectifying the tripping circuit complete, Calibration of relay for 33 KV VCB-02 Nos complete all as specified and directed (a)Trip circuit supervision Relay(Auxiliary relay)-01 No (b) Master Trip Relay, 110V DC - 01 No (c) Over current & earth fault relay- 01 No (d) Auxiliary relay for transformer-02 No. (e) Ammeter & Voltmeter Note:- (i) The tripping system of relays are to be calibrated with JDVVNL,Bikaner (ii) The tripping timing of the relay to be adjusted less than 33 KV system at JDDVNL, Bikaner. (iii) The testing instrument whatever required to test the relays will be arranged by the contractor at his own cost. (iv) The test shall be provided from authorized agency

Supply & Fixing Electromechanical Master trip relay Hand reset type Suitable for flush mounting and auxiliary DC supply of 24 Volt complete as existing Make : Megawin, Model : MVAJH13YF24A complete all as specified and directed.

Supply & Fixing Over current and earth fault relay with 50/51 and earth fault protection 50N/51N), 1A & 5A CT input and auxiliary AC/DC supply 18 to 265 Volts complete as existing Make: L&T, Model : MC61C-nX4000 complete all as specified and directed.

Supply & Fixing Trip Circuit supervision Relay operating on DC supply of 24 Volt Complete as existing Make: Megawin, Model: MVAX31ZF24AB complete all as specified and directed.

Supply & Fixing Auxiliary Relay for operating on DC supply of 24V Complete as existing Make: Megawin ,Model: MVAA33ZF24A complete all as specified and directed.

Supply & Fixing PT/VT HRC fuse link with L shape enganging hook in existing clips for 36 KV, rating 2 Amp, breaking capacity 25 kA, As per site Megawin complete all as specified and directed.

Supply & Fixing Resin cast/Dry type Potential transformer having 3 phase, Ratio 33000/√3 / 110√3V, burden/class: 100VA/1.0, Fixed type with HRC fuse protection, with IS : 3156-1992 complete all as specified and directed.

Supply & Fixing Resin cast, Dual ratio, Indoor type Current Transformer for breakers having ratio 200-100/5-5A, Burden value 15 VA both for protection & metering core, Short-time circuting rating 18.4 kA for 3 sec, Protection Core-2 VA/Class 15/ 5P10 complete all as specified and directed.

Supply and filling new mineral grade transformer oil (ISI marked) EHV type conforming to IS-335 of 1993 for topping up only in transformer duly filtered with filtration plant to obtain high dielectric strength 70 KV (minimum) complete all as specified and as directed. Note : Transformer oil shall be supplied in sealed barrels with test certificate. Cost of barrel shall be deemed to be included in the unit rate quoted by the contractor and empty barrel will be the property of the Department and same shall be deposited to the AGE E/M Store Yard. Nothing extra shall be paid on this account.

M&L for preparation of old painted surface of 33 KV CT/PT-06 Nos installed at site 33 Kv Yard at Solar Power Plant at Kanasar cantt area by using coarse cloth/sore brush and painting with one coat of synthetic enamel light grey paint with the help of spray gun, including writing SM No./MES No. with paint on black base complete all as specified and as directed.

Repairs to existing two pole/ three pole/Four pole gang operated air break switch horizontal/ vertical throw incl taking down old unsv male/female contact set and providing in replacement new male female contact set copper with silver coated ,spring loaded suitable for 400 Amps complete with jumpers from GOD to OH line & DO to GOD complete with thimbles incl HT tape reqd for repairing HT end termination joint complete all as specified and directed.

Clearing away all vegitation saplings, shrubs, bushes, undergrowth roots and removing rubbish from inside area of Solar Power Plant, 4 pole structure, feeder pillar box and sub Stn and removing outside of Solar Power Plant complete all as specified and directed. Note:- The contractor will ensure that no vegitation grows during the contract period on the area so excavated.

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for laying of cable etc. and for foundation of poles, stays etc. n exc 10 sqm on plan and n exc 1.5 metre in depth and getting out soft/loose soil complete all as specified and directed.

Returning filling with earth obtained from excavation including spreading, watering & consolidation in layers not exceeding 15 cm thick, complete all as specified and directed.

Removing surplus soil to a distance not exceeding 50 metre & depositing at a level not exceeding 1.5 metre above the starting point complete all as specified and directed.

Material & labour for Sand filling in trenches with dry Tibba sand including gently punning around cables complete all as specified and directed.

Supplying and laying reinforced precast concrete cable cover, class EHV, size 450mm x 230mm x 50mm complete all as specified and directed.

Supply, laying, jointing and testing HT XLPE (cross linked polyethylene) insulated, screened, PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium stranded conductor 33000 Volt (Earthed) grade of cross sectional area 240 Sqmm, 3 Core (ISI marked) laid in trenches/ducts, through pipe, under floors or roads/ along poles etc, including dismantling & taking out old unserviceable HT cable, complete all as specified & as directed. Notes :- (i) Sand cushioning, cable protection, GI protection pipe, jointing kits and excavation & earth work shall be measured & paid for separately. (ii) Road cutting/floor cutting /cutting holes etc in walls required for laying/fixing of cable etc shall be made good as per existing. Nothing extra shall be admissible on this account. Quoted rates shall be inclusive of the above provisions.

M&L for cable jointing kit for 33 KV (Earthed) grade cable for outdoor termination, heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm including dismantling & taking out old unserviceable jointing kit complete all as specified & as directed.

M&L for preparation of old painted surface of 33 KV Four pole structure - 02 Nos installed at site 33 KV Yard at Solar Power Plant and MRS Yard at Kanasar cantt area by using coarse cloth/sore brush and painting with one coat of synthetic enamel light grey paint with the help of spray gun, including writing SM No./MES No. with paint on black base complete all as specified and as directed.

Material & labour for PCC 1:3:6 type C-1 using 20mm graded stone aggregate in mass concrete and filling complete for foundation of Panel & Transformer yard, pole/stay/ of pole complete all as specified & as directed.

Supply, installation, testing of advanced maintenance free environment friendly CPRI approved earthing 10 feet long 50mm dia earth electrode made high tensile low carbon steel circular rods, molecular bonded copper on outer surface (minimum copper bonded thickness 250 micron) with terminal to connect incoming Copper 25x3mm earthing strips with the equipment/transformer including 02 bags (30 Kg each) of environment friendly backfill compound with ROHS test certificate for each. The remaining space will be filled with soil and top of earth pit covered with high density polymer.Earth pit chamber cover of dimension (300 mm x 300 mm x 214 mm) with locking seal as to achieve the desired ohmic value complete all as specified and directed. Note : Payment will be released only after the resistance value achieved less than 1 ohm. If value of resistance found more than 1 ohm contractor will do the fresh earthing without any extra cost.