REPAIR / MAINT OF STREET / SECURITY / PERIPHERY / HIGH MAST / GARDEN LIGHTS AND POST TOP LANTERNS AND REPAIR / MAINT OF DG SETS AT 9 IRSD, WED, MO(V) (NEW), ASHOKA PARK, MPETTA, NAMAC, NSB AND NSV AREAS UNDER AGE E/M NO-II OF GE(U-I) VISAKHAPATNAM

Supply, installation, testing and commsissioning of outdoor type three phase, automatic street light control panel, 415 V, 50 Hz, 4 wire having 63 Amps incoming MCCB with automatic street light operation based on Astronomical Timer and Lux Sensor. The street light Panel enclosure to be used shall made of CPRI approved IP65 Polycarbonate modular enclosures. The enclosures made of Polycarbonate, should be weather / vermin proof, anti-acid, anti-corrosive in accordance with IEC 61439-1, fire retardent and self-extinguishing in accordance with IEC 60695-2-11, should pass glow wire test for 550°C in accordance with IEC 60695-2-11. Degree of protection against mechanical load should be IK08 (5 Joule) in accordance with IEC 62262, IP65 in accordance with IEC 60529 and IEC 61439-1, RoHS compalint & Halogen free. The enclosure shall also pass temperature and humidity Resistance Test in accordance with IEC 60068-2-78(Normative reference IEC 61439-1). The manufacture of boards / panels shall submit a copy of type test reports as per above mentioned norms either from UL / ERDA / CPRI / NABL labs in India, alongwith locking arrangement with padlock and panel lock including taking down existing control panel complete all as specified and directed. (Contd...)

(Contd...) The following sub-components & features must be included within panel :- (a) S&F MCCB 63 Amps capacity, 16 KA, 415 V - 01 No (Incoming) (b) S&F Astronomical Timer - 01 No for automatic ON / OFF operation of street lights according to programmed sunrise and sunset timings. (c) S&F Lux Sensor - 01 No for automatic ON / OFF operation according to ambient light level. (d) S&F Line contactor, AC-3 duty, 3 phase, 415 V, 50 Hz, 25 Amps - 03 No's (e) S&F SP MCB 25 Amps - 06 No's., arranged in two outgoing sets, each set comprising three SP MCB's for R, Y & B phases. (f) S&F Terminal Block suitable for 100 A rating with brass contacts for Input and two 63 A Output terminations. Note : The panel shall provide automatic street light ON / OFF operation through Astronomical Timer and Lux sensor with Auto / Manual operation facility.

Dismantling old un-serviceable cable of size upto 25 Sqmm 4 core including taking down old bricks and keep them aside for re-use / schedule of credit complete all as specified and directed.

Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, laying cables etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft / loose soil complete all as specified and directed.

Returning, filling in and including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and as directed.

Removing of excavated surplus soil to a distance n. exc 50 m and depositing where directed at a level n. exc. 1.5 m above the starting point complete all as specified and directed.

M&L sand cushioning with clean and dry river sand in trenches for protection of UG cable and including punning down complete all as specified and directed. Note:- Punned thickness of sand coushioning shall only measured and paid.

Supply & laying sub class 'B', class designation 75 bricks of old size, laid over sand cushioning along alignment of cable as protection to cable in trenches including taking out existing bricks complete all as specified and directed. Note : Sand cushioning will measured and paid separately.

All as per Sl Item No. 8.00 herein before but except Bricks. Note : Serviceable bricks obtained from taking down shall be re-used.

S&F 50 mm bore dia galvanised steel tubing, light grade galvanised, laid under road crossing, for cable protection or fixed to poles, walls or laid under floors including taking down existing un-serviceable pipe of any description complete all as specified and directed.