https://electro-city.su/product-category/produkcziya-ekf/02-avtomaticheskie-vyklyuchateli-differenczialnogo-toka-i-uzo/02-04-differenczialnye-avtomaty-ad-2-ad-4-s-ekf-proxima/differenczialnye-avtomaty-serii-ad-2-ad-4-s-tokom-otsechki-300ma-ekf-proxima/