The Siemens 3NP1123-1CA20 is a robust and reliable fuse switch disconnector designed to offer efficient and safe disconnection and protection for electrical circuits. This three-pole device is compatible with NH000 size fuses and is rated for a substantial 160 A operational current, making it suitable for a wide range of industrial applications. With a rated insulation voltage of 690 V and the ability to handle short-circuit currents up to 120 kA, it ensures a high level of protection for electrical equipment.
The unit is designed for floor mounting and features a box terminal connection system, with a cover level of 45 mm, providing a secure and durable installation. The 3NP1123-1CA20 is crafted to withstand demanding conditions, with an operational temperature range from -25 °C to +55 °C, ensuring reliable performance in various environments.
This fuse switch disconnector is also equipped with an interlock feature, enhancing safety by preventing accidental or unauthorized operation. It is sealable, which allows for secure and tamper-proof use, and it supports auxiliary switches for additional functionality.
The 3NP1123-1CA20 is a testament to Siemens' commitment to quality and safety in electrical control and distribution. Its robust design and comprehensive features make it an excellent choice for those seeking a dependable solution for circuit protection and isolation.