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Siemens 3NP1143-1DA20 SENTRON Fuse Switch Disconnector - NH1 250A

Siemens SENTRON 3NP1 Series Fuse Switch Disconnector

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ManufacturerSiemens

Part number3NP1143-1DA20

Poles 3

Fuse Size NH1

Rated Current 250 A

Mounting Assembly and installation on mounting plate

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12-month warranty

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Veteran-owned

CAGE: 9NK75

3-pole design NH1 fuse compatibility 250A rated current Box terminals for secure connections Suitable for mounting plate installation High reliability

Product description

The Siemens 3NP1143-1DA20 is a 3-pole SENTRON series fuse switch disconnector designed for NH1 fuses, with a current rating of 250A. It is specifically designed for mounting plate installation and features box terminals, ensuring robust and reliable connections. This disconnector is a key component for safe circuit isolation in industrial settings.

This fuse switch disconnector is suitable for a wide array of applications, including industrial control panels, power distribution units, and machinery where secure and efficient circuit breaking is essential. It serves various industries such as manufacturing, infrastructure, and energy production.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3NP1143-1DA20, providing a reliable and cost-effective solution for your industrial automation needs. We specialize in providing quality surplus components to keep your operations running smoothly.

Technical specifications

Poles	3
Fuse Size	NH1
Rated Current	250 A
Mounting	Assembly and installation on mounting plate
Terminal Type	Box
Cover Level	70 mm

Common applications

Industrial control panels

Power distribution units

Machine control systems

Manufacturing equipment

Electrical installations

Automation systems

Compatible systems

Mounting plates, electrical cabinets

Also known as

Siemens SENTRON 3NP1 3NP1 Fuse Disconnector Siemens NH1 Fuse Holder

Replaces / compatible with

This part can replace older Siemens 3NP1 series fuse switch disconnectors with similar ratings and specifications, facilitating seamless upgrades and maintenance.

Technical note

Expert tip

When using box terminals, ensure that conductors are properly stripped and inserted fully into the terminal for maximum conductivity and to prevent accidental disconnections.

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Frequently asked questions

What are the advantages of using box terminals on the Siemens 3NP1143-1DA20?

Box terminals on the Siemens 3NP1143-1DA20 provide a secure and robust connection for conductors, which is essential in industrial environments. They offer excellent contact reliability and can accommodate a range of conductor sizes.