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Siemens 3NP1143-1DA10 SENTRON Fuse Switch Disconnector - NH1 250A

Siemens SENTRON 3NP1 Series Fuse Switch Disconnector

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ManufacturerSiemens

Part number3NP1143-1DA10

Poles 3

Fuse Size NH1

Rated Current 250 A

Mounting Assembly and installation on mounting plate

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Veteran-owned

CAGE: 9NK75

3-pole configuration NH1 fuse compatibility 250A rated current Flat terminals Designed for mounting plate installation Reliable circuit isolation

Product description

The Siemens 3NP1143-1DA10 is a 3-pole SENTRON series fuse switch disconnector designed for NH1 fuses, rated at 250A. This unit is intended for assembly and installation directly onto a mounting plate and features flat terminals. It provides a reliable solution for circuit isolation and protection in various industrial applications.

This fuse switch disconnector is widely used in electrical cabinets, control panels, and machine assemblies where direct mounting on a plate is required. Industries benefiting from this component include manufacturing, building automation, and power distribution, offering flexibility in installation.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3NP1143-1DA10, ensuring you receive a dependable component for your automation needs. We provide access to quality surplus inventory, helping you reduce costs without compromising on performance.

Technical specifications

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

Common applications

Electrical cabinets

Control panels

Machine building

Industrial automation

Power distribution

Building management systems

Compatible systems

Mounting plates, electrical cabinets

Also known as

Siemens SENTRON 3NP1 3NP1 Fuse Disconnector Siemens NH1 Fuse Holder Siemens DIN rail mount disconnector

Replaces / compatible with

This model is suitable for replacing older Siemens fuse switch disconnectors of the same series or with similar specifications, ensuring straightforward integration into existing systems.

Technical note

Expert tip

Ensure adequate clearance around the unit when mounting on a plate, as per Siemens installation guidelines, for proper heat dissipation and accessibility.

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Frequently asked questions

What is the mounting method for the Siemens 3NP1143-1DA10?

The Siemens 3NP1143-1DA10 is designed for direct assembly and installation onto a mounting plate. This provides a secure and stable mounting solution for industrial control cabinets and panels.