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SV9344.100 Rittal fuse-switch disconnector size 1 250 A 690 V 3-pole box terminal

SV9344.100 Rittal fuse-switch disconnector size 1 250 A 690 V 3-pole box terminal

Rittal SV9344.100 NH fuse-switch disconnector, a 250 A 690 V three phase size 1 switching and protection device with box terminal connection.

SKU: SV9344.100Alt SKU: 9344100MPN: SV9344.100
Price
List Price £178.15 ex VAT
Your Price (ex VAT)
£178.15
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Manufacturer Lead Time

£178.15

Why Choose the Rittal SV9344.100 NH Fuse-Switch Disconnector?

The Rittal SV9344.100 is a reliable NH fuse-switch disconnector designed for safe switching, isolation and fuse protection in industrial low-voltage power distribution systems. As part of the proven Rittal SV busbar system range, it provides a compact and dependable solution for integrating NH fuse protection into electrical assemblies.

This fuse-switch disconnector is designed for mounting plate installation and combines robust construction with efficient connection technology. The box terminal connection enables secure conductor installation, while the top and bottom cable outlet arrangement provides flexible integration into control panels, switchgear and distribution systems.

With a rated operating current of 250 A and a 690 V AC three-phase rating, the SV9344.100 is suitable for NH size 1 fuse inserts, providing reliable protection and isolation for demanding industrial applications.

Key Advantages

  • Compact NH fuse-switch disconnector for industrial power distribution.
  • 250 A rated operating current suitable for medium-power applications.
  • 690 V AC three-phase operation for industrial electrical systems.
  • Compatible with NH size 1 fuse inserts.
  • Secure box terminal connection for reliable conductor termination.
  • Top and bottom cable outlet configuration supports flexible installation.

Key Features

  • Rittal SV9344.100 NH fuse-switch disconnector.
  • NH size 1 fuse compatibility.
  • 250 A maximum rated operating current.
  • 690 V AC, three-phase rated operating voltage.
  • 3-pole switching design.
  • Designed for mounting plate assembly.
  • Electrolytic copper contact tracks with silver-plated surface finish.
  • Polyamide housing with UL 94 fire protection characteristics.

Reliable Protection for Industrial Power Distribution

NH fuse-switch disconnectors provide combined switching and fuse protection for low-voltage electrical distribution systems. The Rittal SV9344.100 enables safe isolation and dependable circuit protection while maintaining efficient use of space within industrial switchgear assemblies.

Designed for professional panel building applications, this component supports reliable energy distribution where safety, accessibility and long service life are essential. Its robust construction and proven Rittal engineering make it suitable for a wide range of industrial installations.

Typical Applications

  • Industrial electrical distribution panels.
  • Low-voltage switchgear assemblies.
  • Machine control cabinets.
  • Factory automation power systems.
  • Motor and equipment protection circuits.
  • Industrial infrastructure and energy distribution installations.

Technical Specifications

Material Polyamide
Accessory Type Busbar System
Manufacturer Rittal
Series SV
Model SV9344.100
Product type NH fuse-switch disconnector
Fuse size NH size 1
Number of poles 3-pole
Rated operating current 250 A
Rated operating voltage 690 V AC
Input phases 3-phase
Connection type Box terminal
Round conductor connection range 35–150 mm²
Sector conductor connection range 50–150 mm²
Cable outlet Top/bottom
Mounting type Mounting plate assembly
Contact material Electrolytic copper, silver-plated
Clamping area for laminated copper bars 14 mm
Test specification IEC/DIN EN 60947-3 and DIN EN 60269-2
Dimensions (W × H) 184 × 298 mm
Weight approx. 2.278 kg

Frequently Asked Questions

What is the Rittal SV9344.100 used for?

The Rittal SV9344.100 is an NH fuse-switch disconnector used for switching, isolation and fuse protection within industrial power distribution systems.

What fuse size does this disconnector support?

The SV9344.100 is designed for NH size 1 fuse inserts.

What current and voltage rating does this product have?

The disconnector has a rated operating current of 250 A and a rated operating voltage of 690 V AC three-phase.

What type of connection is used?

The SV9344.100 uses a box terminal connection suitable for round conductors from 35–150 mm².

Where is this fuse-switch disconnector installed?

The SV9344.100 is designed for mounting plate assembly in industrial switchgear and power distribution systems.

Trusted by Industrial Panel Builders Worldwide

Rittal SV fuse-switch disconnectors are widely used by electrical engineers and panel builders to create safe, efficient and reliable low-voltage power distribution systems.

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