corrigendum : supply of contactor for head light, auxiliaries compressor and gusp (pos no. 48.2, 338, 218.2) and auxiliary contactor for contactor auxalries (pos no. 52.3, 52.6), type s-163 as per clw specification no. clw/es/3/0034 alt.-c [abb document no. hbtb585402 r0821 , contactor for head light, auxiliaries compressor and gusp (pos no. 48.2, 338, 218.2) and a uxiliary contactor for contactor auxalries (pos no. 52.3, 52.6), type s-163 as per clw specification no. clw /es/3/0034 alt.-c [abb document no. hbtb585402 r0821.note:this item should be supplied by clw approved source or authorized dealer only. [ warranty period: 30 months after the date of deliv ery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]