Tender For corrigendum : common buzzer card with smps type power supply card for fuse auto change over system for 32 fuse and 04 fuses, generally confirming rdso/spn/209/2012. rev.2 (tentative) as per s&t spec. no. by/s&t/spn/pdc/03-a and by/s&t/spn/pdc/04-a. . sample to be got approved by consignee before bulk supply [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]