supply of supply of 42kv,10 ka metal oxide gapless type lightning arresterssupply of 42kv,10 ka metal oxide gapless type lightning arresters,42kv,10 ka metal oxide gapless type lightning arresters, complete set as per rdso specification no: ti/spc/psi/mogtla/0101(02/2015) with inusulating base , surge monitor , 35 sqmm, 1100v grade unarmoured pvc insulated copper connecting cable of 12 mtrs for each la with suitable terminal connector and disconnector assem bly. all the routine test shall be witnessed by railways engineer at manufacturers premise before dispatch of the it em and test certificate shall be counter signed by railways engineer. [ warranty period: 30 months after the date of delivery ] ] => limited