The Siemens 3NP1133-1CA20 is a robust and reliable fuse switch disconnector, designed to offer efficient and secure operation in a variety of industrial settings. This SENTRON series component is a three-pole device, capable of handling currents up to 160 A and supporting voltages up to 690 V ac. Its compact dimensions, measuring 105.8 x 86.5 x 202 mm, make it suitable for installation in space-constrained environments.
Crafted for durability and longevity, the 3NP1133-1CA20 is equipped with features that ensure consistent performance. It is designed for floor mounting, which allows for a stable and secure installation. The device boasts an IP20 degree of protection when open, which can be increased to IP30 without a cover or cable lug cover, and up to IP40 with a cover or cable lug cover, ensuring protection against ingress of solid objects.
The fuse switch disconnector is also characterised by its mechanical operating cycles, which are typically around 2,000, indicating a reliable lifespan for repetitive operations. It operates within an ambient temperature range of -25 to +55 °C, ensuring resilience in various working conditions.
This product is suitable for use as a safety switch and maintenance/repair switch, providing a secure means to isolate power in industrial applications. It also features an interlock and the capability for auxiliary switch extensions, enhancing its functionality and adaptability to specific requirements.
The Siemens 3NP1133-1CA20 is a testament to Siemens' commitment to quality, offering a dependable solution for power distribution and safety in industrial electrical systems.