4-pole residual current device designed to protect people against direct and indirect contact and prevent fire risks caused by earth fault currents. Operates on alternating current and provides a reliable response to electrical leakage.
Technical features
- Number of poles: 4
- Nominal voltage: 400 V
- Rated current: 25 A
- Tripping sensitivity: 0.03 A (30 mA)
- Nominal insulation voltage (Ui): 500 V
- Maximum impulse voltage (Uimp): 4 kV
- Mounting method: DIN rail
- Leakage current type: AC
- Short-circuit breaking capacity (Icw): 10 kA
- Overcurrent withstand: 0.25 kA
- Frequency: 50 Hz
- Protection rating: IP20
- Width: 4 modules
- Depth: 44 mm
- Operating temperature: -25...60 °C
- Pollution degree: 2
- Conductor cross-section: 0.75...35 mm² (flexible) / 0.75...50 mm² (rigid)
- Color: Grey (RAL 7035)
- Padlock facility: Yes
This device ensures safety in alternating current electrical installations, allowing the connection of additional equipment and facilitating maintenance thanks to its locking system. Its compact 4-module design optimizes space in electrical panels.