supply of procurement of dc moving coil ammeter type etc. , dc moving coil ammeter,range: 500-0-500 amp, panel mounted ( panel cut diameter = 112.5 to 115 mm) circular base, flush type, to be operated through 75 mv drop external shunt, accura cy class 1.5, maximum permissible dimension: od =135-/+2 mm, id=122-/+2 mm,thickness=maximu m 512 mm ( without top flange) confirming to is: 1248 ( without external shunt). guarantee certificate & calibration test certificate to be submitted at the time of delivery. [ warranty period: 30 months a fter the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]