Indoor supporting current transformer KOFA
Medium voltage indoor current transformers support (post) type KOFA are cast in epoxy resin and are designed for insulation voltages up to 24 kV.
The indoor dry type transformers are arranged to act as a support for the conductor in the primary circuit.
The transformers are designed and can be manufactured in conformity with the following standards and recommendations: IEC, BS, ANSI, others on request.
Product scope
- KOFA 12 are designed for insulation voltages up to 12 kV.
- KOFA 24 are designed for insulation voltages up to 17,5 kV.
Key benefits
- Primary reconnectable types available
- Optimized design for former ABB switchgear
- Sealable secondary terminal
Key features
- For rated primary currents of up to 2500 A
- For measuring and protection with up to 3 secondary windings
- Can be mounted in any position