ASK 21.3
Plug-in current transformer
Plug-in current transformers for primary nominal currents from 40 A to 600 A with a nominal secondary current of 5 A or 1 A (optionally 2 A), in the accuracy classes 0.2s, 0.5 and 1 (optionally in classes 0.2 and 0.5s).
- Therm. Nominal continuous current Icth: 1.0 x IN
- Therm. Rated short-time current Ith: 60 x IN, 1 sec.
- Max. Operating voltage Um: 0.72 kV
- Insulation test voltage: 3 kV, Ueff, 50 Hz, 1 min.
- Nominal frequency: 50 Hz
- Insulation class: E
- Rail 1: 20 x 10 mm
- Round conductor: 19.2 mm
- Overall width: 61 mm
- Height: 75.5 mm
- Overall depth: 48 mm
