At APDJ Div : Electrical work for : Interlocking of LC gates with MACLs for TVU more than 20000 (17 nos LC gates) .

Supply & fixing of light point (concealed modular) for to be drawn by single core stranded FRLSH insulated 1.5 mm2, 1100 volt grade copper cable conforming to IS:694 through 1 alkathene pipe of suitable size to be fixed inside wall by having final plastering with necessary coupler /elbow /Tee / 4way etc. The point to be terminated by modular type 6A flush type controlling switch on suitable size full/half flash GI board & platinum white plate at one end and by ceiling rose with 1sqmm single core IS : 694 multi-stranded FRLSH copper wire as earth continuity at the other end as per direction of Railway Engineer.

Supply & fixing of ceiling fan point (concealed modular) is same as item no.1, including supply & fixing of modular type step electronic fan regulator 100W as per direction of Railway Engineer.

Supply & fixing of 6A, 5 pin modular plug point is same as item no-1. The modular plug socket to be fixed with platinum white plate on GI board as per direction of Railway Engineer.

Supply & fixing of modular plug point 16A, 3 pin is same as item no.1, except the line 4 shall be drawn by single core stranded FRLSH insulated 2.5sqmm, 1100 volt grade copper cable. 16A, 3 pin socket and 16A separate flush type modular switch to be fixed with platinum white plate on GI board as per direction of Railway Engineer.

Supply & laying of FRLSH PVC insulated 2.5sqmm single core multi-stranded copper cable IS:694 to be laid through concealed where necessary of suitable size alkathene pipe/casing capping/conduit pipe is to be used as per direction of Railway Engineer where necessary.

Supply & laying of FRLSH PVC insulated 1.5sqmm single core multi-stranded copper cable IS:694 to be laid through concealed where necessary of suitable size alkathene pipe/casing capping/conduit pipe is to be used as per direction of Railway Engineer where necessary.

Supply & laying of FRLSH PVC insulated 6.00 sqmm single core multi-stranded copper cable IS:694 to be laid through concealed where necessary of suitable size alkathene pipe/casing capping/conduit pipe is to be used as per direction of Railway Engineer where necessary.

Supply & fixing of distribution board 12way is to be commissioned as per direction of Railway Engineer. The switch is to be provided on suitable place being observing IE rules & other 8 safety measures. Cable connection to be done by lug /socket of proper size and cable gland to be provided with proper insulation at every cable entrance and exit of distribution board where necessary. The board comprising with C series MCCB/MCB's with the following items: a)MCB DP 63 A- 1no,b)MCB SP 40 A-4no, c)MCB SP 16-2 no

Laying of LT cable as per direction of Railway Engineer. (LT cable will be procured through store). Laying of LT cable as per direction of Railway Engineer. (LT cable will be procured through store).

Earthing complete with 50mm dia, 3.6mm thickness, B class GI pipe of 3000 mm length to be erected inside an earth pit is to be filled by alternate layers of salt (2) & charcoal (3) of width 50 cm each from the bottom and the rest by earth. The GI strip should be welded with the earth pipe. The pipe is provided with a tapered casing at the lower end in order to facilitate the 10 driving. A funnel with perforated plate to be provided at the top of the pipe for pouring water during dry season to have an effective earth value. The earth fill shall be of homogeneous layer of common earth soil. Where soil resistivity is high, earth resistivity enhancing materials may be used, Bentonite or similar earth enhancing materials may be used in rocky soil. Earth box to be pre casted RCC. The entire earthing system is to be done as per drawing no. PCEE/ELG/DRG/2024/1, dt. 30.09.2024 attached at annexure-A. The distance of earth electrode form building/other earthing system to be maintained by observing IE rules.