This Acti9 product is a MSC chassis and can be mounted on Acti9 Isobar B Distribution boards. The In rated current is 250A and the rated voltage is up to 415VAC with an operating frequency of 50Hz. It has 1 way of incomer (3P). The number of outgoing ways is 60 with a pitch of 18mm. This chassis has dual feeding. The MSC chassis system allows for the fitting of all Acti9 circuit protection. It is suitable for standard, commercial and industrial applications. The Ui rated insulation voltage is 500VAC. The Uimp rated impulse withstand voltage of 6kV. The Icw rated short-time withstand current is 25kA at 0.1s. The dimensions are (L) 542mm x (W) 215mm. This product complies with AS/NZS 61439 standard.