Siemens Fuse Switch Disconnector, 3 Pole, 250A Max Current, 250A Fuse Current

This fuse switch disconnector provides effective electrical isolation and protection for industrial applications. Its 3-pole design and robust construction support high performance, making it essential for automation and electrical distribution systems. With a maximum current rating of 250A, it ensures safety and efficiency across various environments.

• Designed for floor mounting, streamlining installation
• Accommodates NH0 and NH1 fuse sizes for flexible usage
• Suitable for voltages up to 690V, enhancing adaptability
• Maximum let-through current of 32kA protects downstream equipment
• Supports connections for conductors up to 150mm² for broad compatibility

• Facilitates effective load disconnection in electrical panels
• Utilised for safe isolation during maintenance and repair work
• Acts as a key safety switch in automated systems

The typical mechanical service life is approximately 1,600 operating cycles, ensuring longevity under normal conditions.

The tightening torque for screw-type terminals should be between 10N·m and 12N·m to ensure optimal connection without risk of damage.

It operates efficiently at a maximum temperature of 55°C, making it suitable for warmer environments without compromising performance.