35mm Opening, Toroidal, Panel Mounted Current Transformer

The CTT0350 series of toroidal, panel mounted, solid-core current transformers offers highly accurate step-down transformation of the AC primary current with minimal phase shift to a level appropriate for micro-processor based circuits.

The current transformer features;

ModelRated Primary CurrentSecondary OutputAccuracy Class
CTT03505A to 500AAC current option: Winding ratio options:
1:1000, 1:2000, 1:3000 or 1:5000
0.1, 0.2, 0.5 (IEC 60044-1)
AC voltage option: Any value between 0.333VAC and 7.07VAC
Specifications: Physical Specifications:
Download CTT0350 Data Sheet (pdf 318kb)

Other Standard Sizes – Single Phase: Standard Sizes – Three Phase: Standard Sizes – Three Phase – DIN Rail Mounted:


Many of our products can be designed and manufactured to meet the specific application requirements. For a no obligation technical evaluation, contact us with your specific performance requirements.