Different Safety related Electrical works at Tiringpahar Iron Ore Mines in the district of Keonjhar

Supply and laying of 4.0 Core 25 Sqmm 1.1kV grade XLPE Insulated armoured Aluminum cable including all accessories, labour cost, T&P etc complete work as per Direction of EIC.

Supply and laying of 4.0 Core 50 Sqmm 1.1kV grade XLPE Insulated armoured Aluminum cable including all accessories, labour cost, T&P etc complete work as per Direction of EIC.

Supply and laying of 63 mm Dia HDPE Pipe, PN6, PE80 Grade including all accessories, labour cost, T&P etc complete work as per Direction of EIC.

Supply, installation, testing, and commissioning of a floor-mounted, front-operated, front-access, extensible-type cubicle outdoor panel, totally enclosed, dust and vermin proof, with IP65 protection and hinged lockable doors. The panel shall be fabricated from 16 SWG CRCA sheets and shall include busbars, interconnections, tinned copper crimping lugs, earthing/bonding arrangements, and painting. The panel shall be suitable for operation on a 415 V, 3-phase, 4-wire, 50 Hz system and capable of withstanding a fault level of 25 kA (symmetrical) for 1 second at 415 V, complete as per the specifications and as directed by the Engineer-in-Charge.: MAIN PANEL Incoming: 100A 4P MCCB (36kA) - 1 Nos Outgoing: 63Amp 4P MCCB (36kA) - 1 No 32Amp, 4P, MCB(15kA)- 1No 16Amp, 4P, MCB(15kA)- 1No Multifunction meter CL-1.0 (I,V,KW,KVA, KWH, KVAH)-1 No. Panel mounted (96 x 96 mm)Earth Leakage Relay-1 No. CBCT for 57 mm ID- 1 Set RYB LED indicator (240 V) -03 Nos. with 6Amp SP MCB for each Indicating lamp, and Aluminum Bus Bars(25X10 MM). All switchboards shall have provision for entry of cables from the bottom as required. The bus bars shall be insulated with heat shrinkable sleeves.SMC/DMC shrouds and busbar supports shall be used, including all accessories and connection as per direction of Engineer in Charge.

Supply and fixing of Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 Meter long etc. with charcoal/ coke and salt as required complete with all accessories, labour charges, T&P, and other incidental works as required, all as per the direction of the Engineer-in-Charge (EIC).

Supply, Installation, Testing and Commissioning of 12 m height internally and externally hot-dip galvanised octagonal pole, continuously tapered (bolt fixing type), made in a single section from 3 mm thick high-tensile steel sheet conforming to IS 4759:1996 / IS 2629:1985, suitable for bracket mounting having top diameter 90 mm and bottom diameter 240 mm, with base plate size 325×325×20 mm provided with door and locking arrangement (1 m from bottom), complete with all accessories as per GA drawing attached in the SBD. At the top, a 915 mm long, 9.2 mm dia solid copper lightning spike with five threaded copper spikes and a copper spherical ball shall be mounted on a copper base plate of size 90×90 mm with four base holes, fitted on 11 kV-grade insulating material. For connectivity of the spike to earth pits, a 17 m long, 35 sq mm PVC insulated single-core multistrand copper cable shall be provided, including copper cable socket with GI nuts and bolts for termination. The work shall be executed as per approved pole and foundation drawings attached in the SBD and as directed by the Engineer-in-Charge (EIC).