Rittal 9343020 SV NH Fuse-Switch Disconnector - 3P 160A

Part Number: 9343020
Manufacturer
Rittal
Part number
9343020
Alt Part Number
SV 9343.020

Quick Summary

SV NH fuse-switch disconnector by Rittal provides safe, automatic isolation for power distribution in industrial control cabinets. Engineers often struggle with space constraints and unreliable fuse monitoring, which disrupts uptime and complicates maintenance. This unit complies with IEC/DIN EN 60947-3 switching specifications and features UL 94 flame-rated materials for durable operation in harsh environments. Compact hardware, 3-pole design, 160 A rating, and box-terminal access enable faster installation, while electronic fuse monitoring supports proactive protection and easy compliance reporting. With its laminated copper busbar compatibility and top or bottom cable outlets, it integrates smoothly into modern power management and distribution schemes, delivering predictable performance and a clear return on investment.

Product Information

Extended Description

9343020 Rittal: SV NH fuse-switch disconnector, size 00, 160 A, 400-690 V, 3-pole, box terminal, with electronic fuse monitoring
Article number
SV 9343.020
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: 13 mm | Clamping area height: 13 mm
For bar systems with centre-to-centre spacing
60 mm
Cable outlet
Top/bottom
Type of electrical connection
Box terminal
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
4 ‐ 95 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
1.5 kg
Copper weight (kg per piece)
0.2
Customs tariff number
85369095
EAN
4028177540286
ETIM 9
EC001040
ECLASS 8.0
27371401
Product description
SV NH fuse-switch disconnector, size 00, 160 A, 400-690 V, 3-pole, box terminal, with electronic fuse monitoring
Feature → Business Impact → Application: NH size 00, 3-pole, 160 A rating in a compact footprint enables safe, scalable isolation for mid to large control panels, reducing switchgear downtime and enabling predictable maintenance scheduling. This configuration supports reliable operation in industrial environments and simplifies panel design for automated systems. Feature → Box-terminal connection with 4–95 mm² conductor range and 13×13 mm clamping area for laminated copper bars improves termination speed and minimizes wiring errors, delivering faster commissioning and lower risk of loose connections in machine assemblies. Feature → Center-to-center busbar spacing of 60 mm and top/bottom cable outlets provide flexible routing and modular expansion, enabling cleaner layouts and easier retrofits in evolving automation lines. Feature → Electronic fuse monitoring adds real-time fault detection and proactive protection, lowering unplanned outages and simplifying compliance reporting for safety audits. Feature → Polyamide body with UL 94 flame protection and robust copper contacts enhances safety and long-term durability in harsh environments, reducing replacement costs and warranty claims. Feature → IEC/DIN EN 60947-3 compliance and precise dimensions (106 mm width, 194 mm height) ensure predictable fit in standard switchgear and control cabinets, streamlining procurement and installation.

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FAQs

Install the unit in panels designed for NH 00 components, ensuring the 60 mm center-to-center busbar spacing, 106 mm width, and 194 mm height fit your enclosure. Use top or bottom cable routing and terminate conductors 4–95 mm² in the box terminal, securing the 13×13 mm copper clamp areas to prevent movement during operation.
The device is rated for 160 A maximum operating current, supports 400–690 V, 3-phase (3~) systems, and is configured as a 3-pole fuse-switch disconnector with a size 00 NH interface for reliable control cabinet isolation.
Yes. The unit uses polyamide with UL 94 flame protection and copper contact tracks, designed for robust performance in demanding environments while maintaining safe isolation and fuse-monitoring capabilities.
It complies with IEC/DIN EN 60947-3 for switchgear and fuse-disconnector devices, and uses UL 94-rated materials for flame protection, supporting safer, standards-aligned panel designs.
Electronic fuse monitoring enables early fault detection, reducing unexpected downtime and simplifying safety audits. Combined with compact mounting and straightforward cable management, it lowers maintenance costs and improves system reliability over the panel’s lifecycle.