Siemens
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The 3NP fuse switch disconnector is designed for low voltage applications, specifically accommodating NH fuses of sizes 2 and 3. It operates at a rated permanent current of 630 A and supports a maximum operational voltage of 690 V AC. The device includes a high-speed closing mechanism and is equipped with auxiliary switches, providing 1 normally open and 1 normally closed contact for both the switch and the fuse monitoring system.
With a compact design, the disconnector measures 300 mm in height, 276 mm in width, and 207 mm in depth, weighing 8.487 kg. It is suitable for floor mounting with a degree of protection rated IP00, ensuring operational reliability in various environmental conditions from -25 °C to 55 °C. The unit is not designed for busbar mounting and features screw-type terminals for the main current circuit, accommodating cable connections ranging from 6 to 240 mm².
This product is compliant with safety standards and includes features such as error protection, ensuring safe operation in industrial environments.
Siemens

Siemens
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Datasheet for Siemens 3NP5460-0EA86, including specifications and features.
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