Rittal SV 9343.230 Fuse-Switch Disconnector - IEC/DIN EN 60 947-3
Part Number: 9343230
Manufacturer
Rittal
Part number
9343230
Category
Alt Part Number
SV 9343.230
Quick Summary
Rittal SV 9343.230 is a fuse-switch disconnector for safe isolation in control panels and switchgear. This solution addresses the common challenge of delivering reliable high‑current isolation in compact enclosures without compromising serviceability. It leverages UL 94 fire‑rated polyamide material and copper contact tracks, and it is tested to IEC/DIN EN 60 947-3 with electronic fuse monitoring to enhance safety and visibility. Designed for panel builders and OEMs, the unit integrates with laminated copper busbars and supports top or bottom cable outlets for flexible installation in existing cabinets and new builds alike.
Product Information
Extended Description
9343230 Rittal: SV NH fuse-switch disconnector, size 2, 400 A, 400-690 V, 3-pole, screw M10, with electronic fuse monitoring
Article number
SV 9343.230
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: 50 mm | Clamping area height: 10 mm
For bar systems with centre-to-centre spacing
60 mm
Cable outlet
Top/bottom
Type of electrical connection
Screw M10
Rated operating current max.
400 A
For NH size
2
Test specification
IEC/DIN EN 60 947-3
Dimensions
Width: 210 mm | Height: 298 mm
Connection for round conductor
10 ‐ 240 mm²
To fit busbars
Height: 5, 10 mm
Rated operating voltage
400 V - 690 V, 3~
Number of poles
3-pole
Packs of
1 pc(s).
Weight/pack
3.44 kg
Copper weight (kg per piece)
1
Customs tariff number
85369095
EAN
4028177540415
ETIM 9
EC001040
ECLASS 8.0
27371401
Product description
SV NH fuse-switch disconnector, size 2, 400 A, 400-690 V, 3-pole, screw M10, with electronic fuse monitoring
Feature → Business Impact → Application: Rated up to 400 A and a broad 400–690 V range, the SV 9343.230 provides a robust isolation point that reduces downtime and improves system safety in high‑power control panels. This supports engineers delivering reliable switching in industrial machinery and process lines, with confidence in compliant operation across 3‑phase networks. Feature → Business Impact → Application: Polyamide housing with UL 94 fire protection and silver‑plated copper contacts delivers durable, low‑loss current paths, boosting longevity and reducing maintenance costs in harsh factory environments. This is ideal for OEM panel assemblies where long service intervals are critical. Feature → Business Impact → Application: Clamping area for laminated copper bars (50 mm wide, 10 mm high) and center‑to‑center spacing of 60 mm enable quick, repeatable busbar connections, speeding up assembly and future upgrades in modular switchgear. Feature → Business Impact → Application: Top/bottom cable outlets and M10 screw connections simplify field wiring and enclosure planning, enabling cleaner layouts and easier retrofits in existing control cabinets. Feature → Business Impact → Application: Dimensions (Width 210 mm, Height 298 mm) and a pack weight of 3.44 kg per unit, with 1 kg copper weight, provide a compact yet substantial unit that fits standard enclosures while delivering reliable current handling in dense panel layouts. Feature → Business Impact → Application: IEC/DIN EN 60 947-3 test specification and UL 94 compliant materials give operators confidence in regulatory compliance and reduced risk of material‑related failures in critical applications such as packaging, conveying, and hydraulics systems.
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FAQs
Yes. The device is designed for NH size 2 with a busbar center-to-center spacing of 60 mm. It features a 50 mm wide by 10 mm high clamping area for laminated copper bars, a top/bottom cable outlet arrangement, and M10 screw connections to streamline mounting in standard control cabinets.
This fuse-switch disconnector handles up to 400 A and operates from 400 to 690 V in a 3‑phase setup. It is tested to IEC/DIN EN 60 947-3 and uses UL 94 fire‑rated polyamide with silver‑plated copper contacts, ensuring reliable performance in demanding environments.
Ideal for high‑current power distribution in control panels, switchboards, and panel boards within manufacturing lines, packaging, and process industries. The compact NH size 2 design allows integration in space‑constrained enclosures while maintaining safe isolation and easy wiring access.
Key considerations include IEC/DIN EN 60 947-3 for electrical performance and protection, plus UL 94 for material fire performance. While CE conformity should be verified for your region, these references indicate strong baseline safety and reliability for panel builds.
The unit’s electronic fuse monitoring reduces downtime by providing real‑time status and faults, while copper‑path contacts and durable polyamide housing lower resistance losses and maintenance needs. The conformance features, combined with easy wiring (top/bottom outlets) and modular busbar compatibility, shorten commissioning time and improve long‑term total cost of ownership.