Trivandrum Divn: Modernization of S&T branch in Divisional Office Complex - Electrical arrangement

I-Electrical arrangement

Supply &Fixing of 18 Watts round/square LED recessed luminaire including supply connection by PVC insulated copper cable (Fitting will be supplied by Railways)

Supply & fixing of energy efficient BEE 5 Star rated BLDC ceiling fan 1200mm sweep with 3 blades suitable to operate in 230V 50Hz single phase AC supply with 2 canopies and 300mm down rod, Power consumption: 28W (max.), Voltage range - 140 to 240V, Air delivery (minimum) - 2 220 Cu m/min, Replacement warranty (minimum): 5 years, Power factror: 0.9 (min.) Total harmonic distortion: 20% (max.), Rated service value (in m3/min/watt):> 6.0 with electronic regulator and IR remote. Availability of performnce and type test report from Govt. Lab/NABL/ILAC as per IS 374:2019 or latest. Fan should comply to IS 374:2019 or latest. Blade thickness: 1.1 mm, Blade material: Aluminium, Bearing: Double ball bearing, Shank Thickness (min): 2mm, Shackle thickness (min): 2mm

Supply & fixing of 18/20 watts box type 4 feet LED battern wall mounting with tube light complete with integral driver unit with 5 years replaceable warranty including supply connection by 3 core 1.5 sqmm PVC insulated copper cable

Supply & fixing of fan hooks duly welding to the roof structure

Supply & fixing of 18/20 mm dia medium duty GI pipe as down rod for ceiling fan in the fan hooks

Supply & fixing/concealing of ISI marked PVC pipe 19/20mm dia, 1.4mm thick confirming to IS 9537 (Part 3) complete with bend, Ts, junction boxes etc. in wall/truss work of false ceiling

Supply & fixing/concealing of ISI marked PVC pipe 25mm dia x 2.0mm thick confirming to IS 9537 (Part 3) complete with bend, Ts, junction boxes etc.in wall/truss work of false ceiling

Supply & concealing/fixing of PVC conduit 32mm dia x 2.5 mm thick confirming to IS 9537 (Part 3) complete with bend, Ts, junction boxes etc. .in wall/truss work of false ceiling

Supply & fixing of PVC flexible conduit 22 mm dia in truss work/inside the walls of modular works stations

Supply & laying of ISI marked PVC pipe 25mm dia x 2.0mm thick confirming to IS 9537 (Part 3) complete with bend, Ts, junction boxes etc. duly cutting groove of 6 cm deep, 3 cm wide in the concrete floor and re-concreting of the cut portion of the floor

Supply & drawing of PVC insulated copper cable of size 2.5 sq.mm three runs (1 run as earth wire) through PVC conduit including termination in a standard manner as required at site (supply & drawing of three runs of 2.5 sqmm is treated as 1 Metre)

Supply & drawing of PVC insulated copper cable of size 4.0 sq.mm three runs (1 run as earth wire) through the PVC conduit including termination in a standard manner as required at site (supply & drawing of three runs of 4.0 sqmm is treated as 1 Metre)

Supply & drawing of PVC insulated copper cable of size 6.0 sq.mm three runs (1 run as earth wire with green colour) through PVC conduit including termination in a standard manner as required at site (supply & drawing of three runs of 6.0 sqmm is treated as 1 Metre)

Supply & drawing of PVC insulated copper cable of size 6.0 sq.mm five runs (1 run as earth wire with green colour) through PVC conduit including termination in a standard manner as required at site (supply & drawing of five runs of 6.0 sqmm is treated as 1 Metre)

Supply and drawing of 2 runs of 16.0 sq.mm PVC insulated copper cable through PVC conduit including termination in a standard manner as required at site (supply & drawing of two runs will be treated as 1 Metre)

Supply & drawing of 10 SWG copper wire through PVC conduit including termination in a standard manner

Supply and laying/fixing of copper earth strip of size 25X3 mm and termination as required at site

Supply & sinlge phase wiring to light/fan/LED board/call bell points by means of 2 Nos. of 1.5 Sq.mm (P&N) and 1 No. of 1.5 Sqmm (Earth) size Flame Retardant Low Smoke & Halogen 18 (FR-LSH) PVC insulated single core multistranded flexible copper cable with ISI mark of approved make with coded color for Phase, Neutral and Earth through PVC pipe mentioned and termination on suitable junction box duly fitted with ceiling rose/connector as per site condition (3 runs of 1.5 sqmm for 1 Metre will be treated as 1 Metre for measurement)

Supply & fixing/concealing of 12 module metal box with front plate in a concealed manner

Supply & fixing/concealing of 8 module metal box with front plate in a concealed manner

Supply & fixing/concealing of 6 module metal box with front plate in a concealed manner

Supply & fixing of 4 module metal box with front plate in a concealed manner

Supply & fixing/concealing of 6 module plastic box with front plate in a concealed manner

Supply & fixing of 1 module modular blanking plate in the modular box

Supply & fixing of 5/6A single pole modular switch in the modular box

Supply & fixing of 5/6A 2 module plug socket in the modular box

Supply & fixing of 15/16 A modular switch in the modular box

Supply & fixing of two module 15/16 A modular plug socket in the modular box

Supply & fixing of single module 6A bell push switch in the modular box

Supply & fixing/concealing of single phase 20A MCB protected socket duly fitted with 1 No 20 A SP MCB. The MCB used shall be IS/IEC certified

Supply & fixing/concealing of single phase 25A MCB protected socket duly fitted with 1 No 25 A SP MCB. The MCB used shall be IS/IEC certified

Supply, erection, testing and commissioning of 3 phase, 6 way, vertical, double door IP 43 protected, CRCA sheet manufactured, powder coated MCCB distribution board suitable for 32 incomer up to 125A MCCB complete with suitable capacity insulated vertical phase bus bars for phase and neutral, earth bars, shrouds, cement spill protector, color coded inter-connecting wire sets, cable ties, cable end box etc. including earth connection and termination of LTUG cable. All cables should be properly terminated in tin coated copper lug

Supply, erection, testing and commissioning of 3 phase, 4 way, vertical, double door IP 43 protected, CRCA sheet manufactured, powder coated MCCB distribution board suitable for 33 incomer up to 125A MCCB complete with suitable capacity insulated vertical phase bus bars for phase and neutral, earth bars, shrouds, cement spill protector, color coded inter-connecting wire sets, cable ties, cable end box etc. including earth connection and termination of LTUG cable. All cables should be properly terminated in tin coated copper lug

Supply, erection, testing and commissioning of 3 phase, 4 way, double door IP 43 34 Protected, CRCA sheet manufactured, powder coated MCB distribution board (8+12 module) complete with insulated phase bus bars/neutral bars with shrouds, earth bars, cement spill protector etc. completely prewired. All cables should be properly terminated in tin coated copper lug

Supply, erection, testing and commissioning of single phase, 12 way, double door IP 35 43 protected, CRCA sheet manufactured, powder coated MCB distribution board complete with insulated phase bus bars/neutral bars with shrouds, earth bars, cement spill protector etc. completely prewired All cables should be properly terminated in tin coated copper lug

Supply & fixing of IS/IEC certified 125A 25kA 4 pole MCCB in the DB

Supply & fixing of IS/IEC certified 63A 4 Pole MCB in the DB

Supply & fixing of IS/IEC certified 40A DP MCB in the DB

Supply & fixing of IS/IEC certified 40A SP MCB in the DB

Supply & fixing of IS/IEC certified 25A SP MCB in the DB

Supply & fixing of IS/IEC certified 20A SP MCB in the DB

Supply & fixing of IS/IEC certified 16A SP MCB in the DB

Supply & fixing of IS/IEC certified 6A SP MCB in the DB

Fabrication, supply & fixing of MS cable tray of 60cm width using 40mmX40mmX6mm MS L-angle on both sides and 2 Nos. of 20mmX6mm MS flat provided at a spcing of 40cm including suitable fixing arrangement in wall/ceiling duly arranging temporary scaffolding

Supply, transportation and stacking of hot dip galvanized cable tray having size 250mm wide and 50mm high fabricated with 2mm thick sheet steel

Fixing the cable tray in the support including supply & fixing of interconnection supports, bolts, nuts etc.

Supply of GI bracket support with all accessories and fixing of supports/cable tray in a required manner

Releasing the existing wiring in S&T branch as instructed by SSE in-charge and handing over the dismantled wiring to SSE/E/P/TVC

Supply, installation and commissioning of BEE 5 star rated, 2 Ton +/- 2% capacity, inverter type split air conditioner

Supply, installation and commissioning of BEE 5 star rated, 1.5 Ton +/- 2% capacity, inverter type split air conditioner

Supply & installation of on-line 5 KVA UPS with 120 minutes battery back up with single phase or three phase input & single phase output suitable for the use of computers and having 2 years warranty and output shall be pure sine wave.