Trigger characteristic: B – Rated switching capacity according to EN 60898: 10 kA. Rated switching capacity according to IEC 60947-2: 0 kA. Rated voltage: 400 V. Rated current: 16 mm. Width in pitch units: 3. Installation depth: 70.5 mm. Energy limit class: 3 – Frequency: 50 Hz. Switching neutral conductor: no. Number of poles: 3. Protection rating (IP): IP20. Voltage type: AC. Pollution level: 2. Additional devices possible: yes. Surge category: 3.