Navigator 94697 is designed to secure and effectively separate the 3-pole circuits in the electrical networks. This model is "3 qn / b / z" and is used in three phase systems. Thanks to the compact design, it can be easily placed in electrical dashes. Preparation of high quality materials makes it long-term use and heat-pressure resistance. Extensive applied in industrial facilities, office buildings and household electric panels. Provides a practical solution for electrical engineers and technical staff with easy assembly and demolition opportunity.