Source google image: https://www.tortech.com.au/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/p/h/phase22g_enl_5.jpg
6 kva isolation transformer
Source google image: https://www.tortech.com.au/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/p/h/phase22g_enl_5.jpg