Calculator App
The HH Calculator enables you select a fuse protection for distribution transformers at voltage levels 6/10/15 and 20 KV for switch disconnectors in combination with fuses.
The SONN app helps with
- Medium-voltage transformers up to 36 KV
- Transformers from 50 KV – 2000 KVA
- Display of the current ratings
- Primary current
- Secondary current
- Fuse selection
- Selection of favourites
The SONN app provides specialists and experts with a mobile option for quickly preselecting transformer protection fuses.