bids are invited for 1 8517 pan5967-2113 mb 1 2 8517 pan5968-2113_mb 1 3 8518 ep3030b-pan8525 pan8533 4 4 8517 standard 19 input rack with control subracks standard 19 output rack with required amplifiers power supply junction box outdoor communication station splashproof microphone with stowage clamp and 7 pin plug headset with 7 pin plug loudspeaker 1 / 2 / 4w ( nwt ) set at 4w 20 5 8518 pan1414+pan6702 19 6 8518 q34-01n 10 7 8518 pan9625 225 8 8518 pan9621+pan7409 pan9621+pan7409 8 9 8518 8 10 8518 pan9621+pan7409 pan9621m+pan7409 horn ls 15w ( wt ) set at 4w horn ls 15w ( wt ) set at 8w horn ls 15w ( wt ) set at 15w horn ls ( 1-15w ) ( wt ) blastproof 8-pole 4-way junction box 8 11 8518 14 12 8517 pan2505 13 10 as required 14 8517 inst-mb-2113 instllation accessories 8517 mb-doc-2113 drawings and documentation: ( 1 no. user manual & 1 no. technical manual considered ) 8544 20 pair 0.5 mm dia telephone cable ( lfh ) signal cable 8544 4 core cable conductor multistand atc size 0.75 sqmm ls cable 2 core 2.5 sqmm atc multistand conductor cable ( lfh ) _mains cable 8544 15 1 set 350 mtr 16 3000 mtr 17 150 mtr