Accessories Current Transformer, 1-Phase AC Type TADK, TADK 2 · Dry-type wound primary current transformer · For low primary currents (TADK) · For DIN-rail and panel mounting · TADK: Class 0.5, currents from 1 to 250 A · TADK2: Class 0.5, currents from 1 to 40 A TADK TADK2 Product Description Ordering Key TADK 40A 5A Dry-type wound primary cur- rent transformer with DIN-rail andpanelmountingfacility. Rated primary currentsfrom 1 A to 250 A. Model Primary current Secondary current Type Selection Model TADK:For low primary currents TADK2:Standard Primary current Refer to Range Table InputSpecifications Operating frequency40 to 60 Hz Max. system voltage0.72 kV Rated insulation level3 kV / 1 min. @ 50 Hz Short-time current rating Ith 60 In / 1 s Idyn 2.5 Ith Extended current rating 120% Security factor (FS)£ 5 Output Specifications Rated secondary current5 A - standard 1 A - on request General Specifications Standards According to IEC 60185, HousingABS, self-extinguishing: UL 94 V-0 MountingDIN-rail 46277 and panel mounting (by means of brackets supplied with the CT) Standard accessoriesScrews + washers for primary and secondary ter- minals Brackets for panel mounting Sealable terminal block cover Special features 1 A secondary current Double ratio obtained on the secondary Tropicalization Specifications are subject to change without noticeTADK TADK2 DS 0703 1
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