supply of set of voltmeters consist of 02 items. , set of voltmeters consist of 02 items (1) voltmeter for battery voltage indication (positio n no.116) as per clw specification no. clw/es/3/0073 or latest and confirming to clw drg no. clw/e s/3/sk1/0073 or latest-01 no. (2) voltmeter for catenary voltage indicator (position no.74.0) as per cl w specification no. clw/es/3/0070, alt- nil or latest and confirming to clw drg no. clw/es/3/sk1/00 70 or latest - 01 no. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]