supply of mcb 2 pole, 16a for light contactormcb 2 pole, 16a for light contactor,mcb 2 pole, 16a for light contactor s1k49, 200 v dc. suitable for lhb type ac coaches. as per sr. no. 23 of rdso letter no. el/7.1.108/mssbc dated 17/09/2021. material shall be confirming to rds o letter no. el/7.1.108/mssbc dated 17/09/2021 or latest, material is siemens catalogue no. 5sl52167rc or schneider catalogue no. a9n61531 or abb catalogue no. sb202 - c16dc or equivalent part of eaton bussman. the materials to be procure from said oem or his authorized dealer with valid authorization only . [ warranty period: 30 months after the date of delivery ] ]