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SV9677.165 Rittal NH slimline switch disconnector size 1 250 A 690 V 3-pole bolt M12 185mm
Rittal SV9677.165 NH size 1 slimline switch disconnector with 250 A rating, 800 V AC three-phase operation and M12 connection for industrial power distribution systems.
£391.44
Why Choose the Rittal SV9677.165 NH Slimline Switch Disconnector?
The Rittal SV9677.165 is a NH slimline switch disconnector designed for safe switching and isolation of low-voltage power distribution circuits. As part of the advanced Rittal SV / Ri4Power power distribution system, it provides a compact and reliable solution for industrial switchgear assemblies using NH size 1 fuse inserts.
This 3-pole switchable NH slimline switch disconnector is designed for 185 mm busbar systems and supports a rated operating current of 250 A. Its automatic quick-break switching mechanism and double-break contact system provide dependable isolation performance for demanding industrial applications.
The Rittal SV9677.165 features an M12 bolt connection, supports round conductors from 6–240 mm² and is suitable for 10 mm thick busbars. It is designed for installations requiring reliable NH fuse switching and a top cable outlet arrangement within professional low-voltage distribution systems.
Key Advantages
- NH size 1 slimline switch disconnector for industrial power distribution.
- 250 A rated operating current for demanding electrical installations.
- 3-pole switchable design for safe circuit isolation.
- Compatible with Rittal 185 mm busbar systems.
- Automatic quick-break switching enables operator-independent switching.
- Designed for modular Rittal SV / Ri4Power switchgear assemblies.
Key Features
- Rittal SV9677.165 NH slimline switch disconnector.
- NH fuse size 1.
- 3-pole switchable configuration.
- Rated operating current: 250 A.
- Rated operating voltage: 800 V AC, 3-phase.
- M12 screw connection.
- Suitable for 185 mm centre-to-centre busbar spacing.
- Top cable outlet arrangement.
- Automatic quick-break contact system.
- Double-break contact design for reliable disconnection.
Reliable Fuse Switching for Industrial Power Distribution
NH switch disconnectors combine switching functionality with fuse protection, allowing operators to safely isolate electrical circuits while protecting equipment against overcurrent conditions. They are widely used in industrial switchgear, energy distribution systems and automation infrastructure.
The SV9677.165 provides electrical engineers and panel builders with a robust Rittal solution for integrating NH fuse switching into 185 mm busbar assemblies. Its modular construction allows efficient installation within modern low-voltage distribution systems.
Typical Applications
- Industrial low-voltage switchgear assemblies.
- Rittal Ri4Power distribution systems.
- Machine building electrical panels.
- Industrial automation power distribution.
- Energy distribution cabinets.
- Motor and equipment protection circuits.
Technical Specifications
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| Material | Polyamide | |
|---|---|---|
| Accessory Type | Busbar System | |
| Manufacturer | Rittal | |
| Series | SV / Ri4Power Power Distribution System | |
| Model | SV9677.165 | |
| Product type | NH slimline switch disconnector | |
| Fuse size | NH 1 | |
| Number of poles | 3-pole | |
| Rated operating current | 250 A | |
| Rated operating voltage | 800 V AC, 3-phase | |
| Electrical connection | Screw M12 | |
| Busbar system spacing | 185 mm | |
| Suitable busbar height | 10 mm | |
| Round conductor connection | 6–240 mm² | |
| Fire protection | UL 94-V0 | |
| Contact material | Partially silver-plated hard copper | |
| Cable outlet | Top | |
| Installation type | Screw attachment | |
| Dimensions (W × H) | 100 × 772 mm | |
| Weight | approx. 10.84 kg | |
| Packaging unit | 1 piece |
Frequently Asked Questions
What is the Rittal SV9677.165 used for?
The Rittal SV9677.165 is used for switching and isolating low-voltage circuits while providing NH size 1 fuse protection in industrial power distribution systems.
What fuse size does the SV9677.165 accept?
The SV9677.165 is designed for NH size 1 fuse inserts.
What current rating does the SV9677.165 support?
The fuse-switch disconnector supports a rated operating current of 250 A.
What connection type does the SV9677.165 use?
The unit uses an M12 screw connection for electrical connection.
Where is the SV9677.165 installed?
The unit is installed in industrial switchgear assemblies and Rittal busbar distribution systems with 185 mm centre spacing.
Trusted by Electrical Engineers Worldwide
Rittal SV power distribution components are widely used by switchgear manufacturers and electrical engineers to create safe, reliable and professionally engineered low-voltage distribution systems.
