bids are invited for .current transformer - current transformer -4mc4_90 – ring core type- standard: iec60044-1- insulation class: e- rated insulation level of secondary winding: 3kv ac, 1 min.- rated freq.: 50 hz- overload: 120% cont. of rated current- rated thermal short time withstand current ith: 40ka/3 seccore -1 :2500-1250a/1a, class – ps-ps, vk >500v-250v, rct<15-7.5 ohms, im <30-60ma at vk/2core 2:2500-1250a/1a, class – 5p20-5p20, 15va-15va, rct<15-7.5 ohmscore 3:2500-1250a/1a, class – 0.5-0.5, 10va-10va, isf<5.5core 4:2500-1250a/1a, class – ps-ps, vk >600v-300v,rct<15-7.5 ohms, im <30-60ma at vk/2suitable for 33kv gis type 8da10/8db10 of siemens make , current transformer - current transformer -4mc4_90 – ring core type- standard: iec60044-1- insulation class: e- rated insulation level of secondary winding: 3kv ac, 1 min.- rated freq.: 50 hz- overload: 120% cont. of rated current- rated thermal short time withstand current ith: 40ka/3 seccore -1 :2500-1250a/1a, class – ps-ps, vk >500v-250v, rct<15-7.5 ohms, im <30-60ma at vk/2core 2:2500-1250a/1a, class – 5p20-5p20, 15va-15va, rct<15-7.5 ohmscore 3:2500-1250a/1a, class – 0.5-0.5, 10va-10va, isf<5.5core 4:2500-1250a/1a, class – ps-ps, vk >500v-250v,rct<15-7.5 ohms, im <30-60ma at vk/2suitable for 33kv gis type 8da10/8db10 of siemens make , ,current transformer - current transformer -4mc4_90 – ring core type- standard: iec60044-1- insulation class: e- rated insulation level of secondary winding: 3kv ac, 1 min.- rated freq.: 50 hz- overload: 120% cont. of rated current- rated thermal short time withstand current ith: 40ka/3 seccore -1 :2000-1250a/1a, class – 0.5-0.5, 10va-10va, isf<5.5core 2:2000-1250a/1a, class – 5p20-5p20, 15va-15va, rct<15-7.5 ohmscore 3:2000-1250a/1a, class – ps-ps, vk >800v-500v, rct<12-7.5 ohms, im <30-60ma at vk/2core 4:2500-1250a/1a, class – ps-ps, vk >600v-300v, rct<15-7.5 ohms, im <30-60ma at vk/2suitable for 33kv gis type 8da10/8db10 of siemens make , ..current transformer - current