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Availability: In stock
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
Manufacturer: | Siemens |
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Part number: | 3LD3448-0TK53 |
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The Siemens 3LD3448-0TK53 is a robust and reliable switch disconnector designed for industrial applications. This 3-pole main switch is part of the SENTRON family and is engineered to handle a rated operational current of 63A. It is suitable for use as a main switch, switch disconnector, emergency off switch, safety switch, and maintenance/repair switch, making it a versatile component for various electrical systems.
The 3LD3448-0TK53 features a floor mounting design with a door coupling and a central hole mounting of 22.5mm. It is equipped with a short rotary knob for manual operation, and the handle is designed in a red/yellow colour scheme for clear visibility. The switch disconnector is rated for an operating voltage of up to 690V AC and can handle an operating power of 22kW at 400V in AC-23A applications.
With a high protection class of IP65, this switch disconnector is well-suited for harsh environments, providing excellent resistance to dust and water ingress. It also boasts a mechanical service life of up to 100,000 switching cycles and an electrical endurance of 6,000 cycles at 690V AC-23A, ensuring long-term durability and performance.
The Siemens 3LD3448-0TK53 is designed with safety in mind, featuring the ability to be locked in the OFF position to prevent accidental operation. It supports the connection of auxiliary contacts, with a maximum of 2 NC and 4 NO contacts attachable. The switch disconnector also meets various international standards, ensuring compliance and reliability in global applications.
Ideal for use in industrial control panels and electrical distribution systems, the Siemens 3LD3448-0TK53 provides a dependable solution for managing and isolating electrical circuits. Its robust construction, high performance, and versatile functionality make it an essential component for maintaining safe and efficient operations in demanding industrial environments.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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