Servicing and minor repairing of DG sets i/c providing battery and changeover switch

Sub Head-I (Servicing of DEA sets) :: Carrying out ' B' Check General Servicing of following capacity of diesel Engine Alternator sets of different makes and models under various exchanges / BTS including replacement of complete old lubricant oil, fuel filter, lubricant oil filter i/c Transportation charges, Tools and plants, testing etc complete as required at site. (Lubricant oil and filters shall be as per the manufacturer's recommendation). (Kirloskar/ M&/Escorts/ Eicher/Ashok Leyland/ Greaves etc). [a] 12.5/15 KVA

[b] above 15 KVA and up to 20 KVA

[c] above 20 KVA and up to 32.5 KVA

[d] above 32.5 KVA up to 45 KVA

Sub Head-II ( Repairing Works of DEA Sets) :: Replacement of faulty / defective spare parts / components/ accessories of existing DG sets i/c dismantling / disconnecting the faulty /defective ones, fixing and connection of new ones, testing and commissioning etc. complete as required.( Make- Recommended by manufacturer/ BSNL makes only) [a] 1x25 sqmm flexible Multi core cu conductor PVC insulated Battery Leads (Flexible) of length not less than 0.6 Meters with two nos terminals .

[b] Flexible wire braided fuel pipe of 19 mm dia for the connection of fuel line connection ( inlet and outlet ), Benjo bolts with washer, belt suitable sizecomplete as required at site.

Providing of maintenance free New Lead acid Batteries of following types / rating complete with first fill of electrolyte & first charging i/c testing and commissioning at site complete as reqd. [a] 88Ah, 12 volt maintenance free Battery (M/s Exide FXPO-XP880 or Equivalent of BSNl approved. Make)

[b] 130 Ah, 12 volt maintenance free Battery (M/s Exide FXPO-XP1300 or Equivalent of BSNL approved Make)

General servicing / minor repairing of following items of EA set i/c replacement of faulty parts, making connection, testing etc complete as reqd. [a] Starting Self 12v up to 25 KVA

[b] Starting Self 12V, 32.5 to 62.5 KVA

[c] Charging Alternator

Repairing and servicing of FIP i/c replacement of faulty components , tresting , calibration etc. complete as reqd. [a] Up to 25 KVA EA Set

[b] From 30 KVA to 62.5 KVA EA Set

Re-winding of alternator with "H" class insulated copper wire and "H" class insulated material (Paper, Varnish ,appoxi base hardner) i/c replacement of diodes, petty repairing , testing, dismantling and realignment, transportation upto work shop, loading /unloading etc. complete as required. (Note: The dismantled burnt copper winding will be the property of the firm, so the rates to be quoted accordingly) [a] Up to 25 KVA EA Set

S/F of following capacity rating four pole on Load change over switch in steel enclosure capable of working 415/500 V ,AC 23 Duty i/c drilling hole on the board, making connection, earthing the body etc. as reqd. Make: HPL SOCOMAC or SS make) [a] 63 Amp Four pole on load

Supplying & fixing of three Phase AVR suitable for voltage regulation in DG set upto 62.5 KVA Capacity EA set i/c testing etc. complete as reqd.

Shifting of following capacity DG set from one site to another i/c dismantling , loading / unloading and installation of DG set at new location etc. complete as reqd . ( Upto 30 Km distance ) [a] Upto 25 KVA DG set

[b] Extra per Km. charges for distance more than 30 Km

Supply and laying of one number 4x16 Sqmm XLPE insulated and PVC sheathed power cable of 1.1 KV grade of following size aluminium conductor armored cable in the following manners:- [a] In the existing masonry open duct/ surface/ wall as required.

[b] Direct in CC floor i/c cutting the CC floor and making good the damages etc. complete as required.

Making arrangement of fuel for minimum 30 minutes run of EA set (Not less than 5.00 Ltrs) i/c cartage, container and filling the fuel in existing tank etc as complete as required at site. (This item executed only those sites where fuel not made available by the BSNL authorities)

S/F of 63 Amp TPN switch disconnector fuse unit in steel enclosure capable of working 415/500 V, AC 23 Duty i/c drilling hole on the board, making connection, earthing the body etc. complete as required. (Make: Havels (IHKDTW4063) or SS make)