0.4 kV
Low-voltage switchboards
The switchboards made by ZAVN-Dobrich AD meet the requirements of BDS EN 60439. Any kind of board to a ready diagram, with Schneider, ABB, Siemens and other apparatus as the client requires.
Types of boards
- main distribution boards;
- low-voltage boards for packaged substations;
- complete distribution boards;
- boards for pole-mounted substations;
- LV metering boards for outdoor and indoor installation, types TEMO, TEMZ and TEPO;
- street-lighting control boards;
- industrial distribution boards and boards for public buildings;
- cable cabinets and distribution boxes;
- any other board to a ready diagram.
Documentation and advice
The boards come with full technical documentation, quality documents and test reports. The company offers technical advice and solutions to suit the client's needs.
Boards in the workshop 
Board for a pole-mounted substation
The other products
- Packaged transformer substations (MKTP and BKTP)7.2, 12 and 24 kV, with ABB, Siemens and Schneider apparatus
- Switchgear assemblieswith minimum-oil, SF₆ and vacuum circuit breakers, 7.2, 12, 24 kV
- Indoor current transformers0.5 kV, up to 3000 A
- Current transformersfor 10, 20 and 35 kV, from 10 to 4000 A
- Medium-voltage voltage transformersNK series, for 6, 6.3, 10, 15 and 20 kV
- Epoxy insulators0.66, 7.2, 12 and 24 kV, and epoxy parts to the client's drawings
- High-power fuses type VPm7.2, 12 and 24 kV, current-limiting
- Retrofit and rehabilitation of MV switchgear breakersreplacing minimum-oil breakers with vacuum and SF₆ ones