REPAIR/MAINTENANCE TO ELECTRIC POWER FENCING INCLUDING SPARES AND CONNECTED WORKS AT INS KALINGA VISAKHAPATNAM UNDER GE(P) NAVY KALINGA

Amount

Inspection, testing of Security Power Fence System and all component installed at INS KALINGA, Visakhapatnam of 6.5 KM long (Approx.) electric power fence of 1.5 Mtr/ 3 Mtr height comprising of 24 fence controllers, 48 Zones with one master control and One monitoring stations connected through LT under ground cable and networking OFC and submit the report after testing comprises of voltage level of all fence controllers, zones and list of defective spare parts.

Note : [i] Checking of all FCs and power fence gates and all accessories of power fence for proper functioning and report short coming if any to JE concern and Engr- in -Charge for further action.

[ii] The spares required for repair/maint of the system shall be measured and paid separately under relevant items all as specified and as directed by Engineer in charge.

[iii] Minimum essential spares shall be kept in reserve by the contractor to meet the requirement during emergency which will be measured and paid after incorporating in the work. No claim will be entertained if not incorporated in the work.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth and getting out loose/soft soil and carefully removing of bricks for reuse from the trench for laying of under ground cable all as specified and directed by Engineer - in - Charge.

Returning/ filling including spreading, levelling and well ramming in layers not exc 25cm in thick complete all as specified and directed by Engineer-in-Charge.

Removal of surplus soil to a distance not exc 50m away and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed by Engineer-in-Charge.

Supply and spread sand in cable trenches and providing cushioning for the cable complete all as specified and directed by Engineer-in-Charge. Note:- Only punned thickness will be measured for the purpose of payment.

Supply and lay un-reinforced precast concrete cable cover class LV, type 1, flat, size 250mmx150mmx40mm for protection of cable, laying in trenches complete all as specified and directed by Engr-in-charge.

Supply and laying under ground cable, XLPE insulated with aluminium conductor, 1100, volts, grade cross section area 16 Sqmm 4 core all as directed by Engr-in-charge. Note :- Excavation, Sand cushioning, bricks, cable and jointing kit will be measured and paid separately.

S & F in repair LT epoxy type straight through joint for cable upto 4 core 16 Sqmm size. Make:- M-SEAL / BIRLA 3 M LTD / DENSON/ RAY CHEM.

S & F in repair armoured single mode optic fibre cable of four core suitable for Ethernet communication between controllers and the CMS complete all as specified and directed including taking down old one. Make: Finolex / RPG / D-Link/Polycab

S & F in repair SMPS Rapid Battery charger cum Power Supply Unit for DC Power supply 12 Volt DC - 10 Amps with surge and fuse protection, cooling fan, relay contact, indication for power ON, boost charge, float charge and polarity reverse suitable to charge the Large 65 AH SMF Battery. Make : APC/ Gallagher or equivalent

S & F in repair Alarm device operating on 12V DC supply having audibility of 110 dB level, and operate when voltage on the fence is <3KV all as specified. Make: Suraj/Gallagher or Equivalent

S & F in repair high intensity Live-light with operating voltage not less than 3 KV capable of flashing a thin visible momentary light with each pulse emitted by the controller complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair Sealed Low Maintenance battery (SMF-VRLA) of 12V 65AH capacity all as specified. Make : Exide/AMCO/AMRON

S & F in repair Sealed Low Maintenance battery of 12V 7 AH capacity all as specified. Make : Exide (Model-EP7-12)/AMCO/AMRON

S & F in repair lightning diverter assembly capable of diverting stray lightning from fence to earth with adjustable spark gap complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair Ethernet to OFC convertors (Ethernet switch) with 3 port -10/100 BaseT(X) + 2 port- 100 Base-FX with power input 12 V DC - 36 V DC, complete all as specified. Make : 3 One Data (Model: IES-205-2F) /Moxa / D Link

S & F in repair OFC pig tails of minimum 3.0 Mtr long all as specified

S & F in repair Breakaway Insulator made out of high-density polyethylene UV stabilized with breakdown voltage of at least 15 kV including two wire retaining lugs that yield upon a load of 30 to 40 Kgs complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair End Strain Hooks hot dip galvanized upto 30microns for fixing strain insulators and tensioners complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair Corner Strain Hooks hot dip galvanized upto 30microns, for fixing strain insulators and tensioners complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair End strain insulators of high impact, high strength UV polycarbonate material virgin grade capable of withstanding up to 15KV and shall not allow power leakage complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair Joint clamps of spin galvanised MS material suitable for strand size upto 4mm (3/16" 8 gauge) complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair concealed fence Configuration link busbars for configuring / looping the power fence at end posts and corner posts, should be made of Engineering grade plastic and having BUSBAR connectivity achieved by metal plates completely concealed to offer highest security complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair spacers of size 52 x 34 x 26 mm (LxBxH) made of UV stabilized Engineering grade plastic of approx. 10 mm thickness all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair wire tightners made of LM6 grade aluminium alloy to facilitate tensioning of fence strands in both directions and shall have firm locking mechanism complete all as specified. Make: GALLAGHER / CROWN SOLAR

S & F in repair Fine Pitch wire Strainer made out of stainless steel for corrosion resistance facilitating combined application of wire tightner and strain insulator, complete all as specified and directed. Make: GALLAGHER / CROWN SOLAR

S & F in repair HV double layer insulated cable with abrasion resistant high density polyethylene outer insulation and polypropylene inner insulation and core of 2.5mm Galvanized steel, the diameter with inner insulation should be 4.1mm and the diameter of the cable with both insulation should be 7.6mm all as specified.

S&F in repair electric power fence wire of high tensile wire of 2.59mm with zinc coating of min 230 gsm corrosion resistant , having UTS of 140 Kg/Sqmm, as per IS 398 complete all as specified and directed. Make-Tata or equivalent

S & F in repair Warning sign Board in bright yellow colour and having legible information in both sign and the languages of TELUGU, HINDI and English, installed in the fence lines at suitable height for visibility complete all as specified and directed. Dimension (247 x 147 x 3mm). Make: GALLAGHER / CROWN SOLAR

M&L for jointing of OFC Armoured cable with splicing machine along with suitable jointing kit suitable for 4 core OFC cable. Make:- EXFIBER/ RAYCHEM RPG(P)

Supply and Replace Super earth kit comprising of non rusting 304 grade stainless steel rod inserted in moisture absorbent chemical mixture, earth kit must weigh min 4Kg, 4ft long, fastening assembly shall be of hot dip galvanized and made of stainless steel, complete all as specified and directed. Make: GALLAGHER / CROWN SOLAR

S & F in repair single pole MCB 6 to 32 Amps C Curve 240 Volts Make : Siemens, Legrand, L&T , Havells, Schneider

S & F in repair double pole MCB 10 to 32 Amps C Curve 240 Volts Make : Siemens, Legrand, L&T , Havells, Schneider

Supply and Fix in repair of Stainless steel (AISI 304) Compact enclosure two door with locking arrangement for fence Controller of size 1050 X 1280X 400 mm with IP66 and IPX9 along with mounting plates and other accessories Complete all as specified and directed. Make : Rittal or equivalent

P NARAYANA RAO

KRISHNA ENGINEARING

F AND M TECHNOLOGIES

HUSSAIN ENGINEERING WORKS

Mahanti Benarjee

M/s SAI GANESH ENGINEERING ENTERPRISES

VASANTHA NAIDU ASSOCIATES

SRI KRISHNA SAI ENTERPRISES

SHIKHARA PROJECTS

AYYAPPA CONSTRUCTIONS