This Easy9 product is a 3P busbar with 57 modules. It is intended for 3P installations. It is a set of 1 device. It is suitable for 19 circuit breakers (3P). This busbar is compatible with Acti9 The total number of 18mm modules is 57. The Ue rated operating voltage is 230VAC (phase to neutral) and 400VAC (phase to phase). The Ui rated insulation voltage is 500VAC. The operating frequency is 50Hz. Its width is 114 pitches of 9mm. The color is light gray (RAL7035). The degree of protection is IP20. The degree of pollution is 3. According to the IEC 60695-2-1 standard, the fire resistance is self-extinguishing at 850°C within 30s.