Rittal SV 9344.030 NH Fuse-Switch Disconnector - 160 A

Part Number: 9344030
Manufacturer
Rittal
Part number
9344030
Alt Part Number
SV 9344.030

Quick Summary

The Rittal SV 9344.030 NH fuse-switch disconnector provides safe isolation for 3-phase power distribution in industrial control panels. Upgrading control gear without downtime or wiring errors is a common challenge for panel builders and integrators. It complies with IEC/DIN EN 60 947-3 and uses UL 94 fire-rated materials, supporting regulatory compliance and safer enclosures. This device is designed for mounting plate assembly and 3-pole operation, delivering 160 A at 400–690 V while offering mounting flexibility. With these capabilities, it enables faster installations and more reliable power distribution in modern automation environments. Engineers appreciate the compact dimensions and the upgrade-friendly 10-95 mm² conductor range that minimizes rewiring.

Product Information

Extended Description

9344030 Rittal: SV NH fuse-switch disconnector, size 00, 160 A, 400-690 V, 3-pole, screw M8, with electronic fuse monitoring, for mounting plate assembly
Article number
SV 9344.030
Material
Polyamide | Fire protection corresponding to UL 94 | Contact tracks: Electrolytic copper, silver-plated
Colour
Chassis: RAL 7035 | Cover: RAL 7035/7001
Clamping area for laminated copper bars
Clamping area width: 20 mm | Clamping area height: 5 mm
for mounting plate assembly
Yes
Cable outlet
Top/bottom
Type of electrical connection
Screw M8
Rated operating current max.
160 A
For NH size
00
Test specification
IEC/DIN EN 60 947-3
Dimensions
Width: 106 mm | Height: 194 mm
Connection for round conductor
10 ‐ 95 mm²
Rated operating voltage
400 V - 690 V, 3~
Number of poles
3-pole
Packs of
1 pc(s).
Weight/pack
0.86 kg
Copper weight (kg per piece)
0.15
Customs tariff number
85369095
EAN
4028177540538
ETIM 9
EC001040
ECLASS 8.0
27371401
Product description
SV NH fuse-switch disconnector, size 00, 160 A, 400-690 V, 3-pole, screw M8, with electronic fuse monitoring, for mounting plate assembly
Feature → Business Impact → Application: Electronic fuse monitoring provides immediate fault visibility, reducing unplanned downtime and enabling proactive maintenance in critical power feeds for manufacturing lines. Application: ideal for control panels in process automation and energy management, where quick fault diagnosis matters. Feature → Business Impact → Application: Mounting plate assembly compatibility streamlines installation, cutting on-site work time and reducing wiring errors during panel builds. Application: simplifies integration into standard Rittal enclosures and modular control cabinets across vehicles, machines, and process lines. Feature → Business Impact → Application: Top/bottom cable outlets offer flexible routing and cleaner terminations, improving thermal performance and service access. Application: suitable for compact switchgear layouts in industrial automation and panel wiring strategies. Feature → Business Impact → Application: Screw M8 connections and defined clamping area for laminated copper bars (20 mm × 5 mm) ensure robust, low-resistance connections, supporting long-term reliability and audits. Application: supports high-current distribution with durable contact systems in 3-pole NH devices. Feature → Business Impact → Application: Clear operating specifications—160 A, 400–690 V, 3-phase—support design accuracy and compliance checks in electrical schematics for machine builders. Application: critical for power distribution units, servo drives, and modular control panels. Feature → Business Impact → Application: Material design with UL 94 fire protection strengthens enclosure safety ratings and supplier qualification tests. Application: valuable in regulated industries requiring strict material safety standards and documented certifications.

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FAQs

The SV 9344.030 is a 3-pole fuse-switch disconnector with NH00 compatibility, rated up to 160 A and 400–690 V. It is designed for mounting plate assemblies and provides safe isolation within control panels and power distribution cabinets in industrial environments.
The device supports round conductors in the 10–95 mm² range, with top or bottom cable outlets, enabling flexible routing and tidy terminations in compact switchgear and control cabinets.
Compatibility with mounting plate assemblies reduces installation time, simplifies wiring schemes, and enables quick field upgrades in existing enclosures, which lowers total project cost and helps with standardized panel builds.
Key specifications include IEC/DIN EN 60 947-3 for electrical testing and UL 94–rated materials for flame protection, supporting safer enclosures and regulatory compliance in many regions.
A typical use case is isolating a three-phase power feed to a machine or line in a control cabinet, with electronic fuse monitoring providing status visibility and enabling rapid fault isolation for improved uptime.