supply of fuse for primary of 200 va control transformer controlling high voltage, rating 2a, 1.2 kv, fuse size 8mm x 50mm for use in lhb ac/non-ac coaches accepted makes: a) as per rdso specification no. rdso/pe/spec/tl/0195-2019(rev.0) billl of material page no. 33, s.no 50. b) as per rdso specification no. rdso/pe/spec/ac/0203-2020 (rev-0) page no. 18, s.no. 08, [ w arranty period: 30 months after the date of delivery ] ]