This NSX630F is a complete 4P 4d fixed circuit breaker,which is new generation ComPacT NSX with new appearance design and intelligent wireless technogy. The breaking capacity (Icu) is 36kA rms at 415VAC 50/60Hz. This product is equiped with Micrologic 6.3E(multi function meter) electronic trip unit,with 630A rating. This 6.3E meter provides long-time protection against overload, adjustable short-time &Instantaneous protection against short circuit. It also has extra earth fault protection in case of insulation fault. This new product embeds new spring type auxiliaries externally visible, wherever you can make the status of digital module through transparent cover. It also can be mounted on the base plate or Din rail, horizontally or vertically, without affecting its performance. This new appearance is designed to 140mm (W) x 161mm (H) x 86mm (D). It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.