This electrical accessory from Acti9 is a switch (normally open/normally closed) for indicating the status of the circuit breaker as open or closed. The operating current ranges from 2 mA to 100 mA at a frequency of 50 Hz to 60 Hz with 24 VAC to 240 VAC and 24 VDC to 220 VDC. It is intended for new or renovated installations in small commercial enterprises, buildings, critical facilities, healthcare, industry, data centers, and infrastructures. This electrical accessory is compatible with Acti9 series such as iC60, iID, iDPN ARC, iDPN Vigi, iDPN Vigi ARC, iSW, iC40, iC40 ARC, iCV40, iCV40 Vigi ARC, iC40 XA, iCV40 XA, and iC60 RCBO. The screw terminal connection at the bottom allows for rigid copper cables with a cross-section of 1 mm² to 4 mm². For flexible copper cables, the screw terminal connection accommodates a cross-section of 0.5 mm² to 2.5 mm². The rated insulation voltage (Ui) is up to 500 V, and the rated impulse voltage (Uimp) is 4 kV. The dimensions are (W) 9 mm x (H) 86 mm x (D) 73 mm. The product color is white (RAL 9003). The degree of pollution is 3, and the degree of protection against dripping water is treatment 2. The tightening torque for the connection is 1 N·m (bottom) for screwdriver type PZ1. According to standard IEC 60529, the IP protection rating is IP20. The operating temperature ranges from -25 °C to +70 °C, while the storage temperature ranges from -40 °C to +85 °C. This product complies with the standards EN/IEC 60947-5-1 and EN/IEC 60947-5-4 and is certified with the CE and UKCA marks.