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MERSEN FUSE 30A J 1P ULTRASAFE NEUTRAL US3JN
Mersen US3JN UltraSafe neutral module for US3J Class J fuse holder assemblies, rated 30 A and 600 V AC/DC with IP20 finger-safe protection.
£31.17
Why Choose the Mersen US3JN UltraSafe™ Class J Neutral Module?
The Mersen US3JN is a dedicated UltraSafe™ neutral module designed for use alongside Mersen US3J Class J fuse holders. It provides a safe and reliable neutral connection for industrial power distribution systems whilst maintaining the same compact DIN rail mounted format and finger-safe construction as the rest of the UltraSafe™ US3J range.
Part of the proven Mersen UltraSafe™ US3J series, the US3JN features a durable polyamide housing, pressure-plate terminals and an IP20 finger-safe design that improves operator safety during installation and maintenance. It is intended for use with 30 A Class J fuse holder assemblies where a dedicated neutral pole is required.
Rated for 30 A with 600 V AC and 600 V DC operation, the US3JN enables panel builders and OEM manufacturers to create complete multi-pole fuse assemblies incorporating a neutral connection whilst maintaining a professional and compact installation.
Key Advantages
- Dedicated neutral module for UltraSafe™ US3J fuse holder assemblies.
- Compatible with 30 A Class J systems.
- 600 V AC / 600 V DC rated operation.
- IP20 finger-safe construction enhances operator safety.
- Compact DIN rail mounting for professional panel layouts.
- Ideal for completing multi-pole Class J fuse assemblies.
Key Features
- Mersen UltraSafe™ US3J series.
- Neutral module.
- 30 A current rating.
- 600 V AC UL rated voltage.
- 600 V DC UL rated voltage.
- Pressure-plate terminals.
- Polyamide insulating body.
- IP20 finger-safe protection.
- 35 mm DIN rail mounting.
- Designed to complement US3J fuse holder assemblies.
Reliable Neutral Connection for Class J Fuse Assemblies
The Mersen US3JN provides a dedicated neutral pole for UltraSafe™ Class J fuse holder assemblies, allowing panel builders to create complete multi-pole configurations for industrial electrical systems. Its compact design integrates seamlessly with US3J fuse holders whilst maintaining a consistent appearance and mounting arrangement.
Manufactured using durable insulating materials and incorporating pressure-plate terminals, the US3JN delivers dependable long-term performance in industrial control panels, switchboards, OEM machinery and power distribution equipment.
Typical Applications
- Industrial control panels.
- Three-phase power distribution systems.
- Electrical switchboards.
- OEM machinery.
- Motor control centres.
- Industrial automation equipment.
Technical Specifications
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| Current | 30 A | |
|---|---|---|
| Phase | Single Phase | |
| Device Type | Accessory | |
| Voltage | 600 V | |
| Manufacturer | Mersen | |
| Series | UltraSafe™ US3J | |
| Model | US3JN | |
| Product type | Neutral module | |
| Configuration | Neutral pole | |
| Compatible system | US3J Class J fuse holders | |
| Rated current | 30 A | |
| Rated voltage AC | 600 V UL | |
| Rated voltage DC | 600 V UL | |
| Frequency | 50 / 60 Hz | |
| Terminal type | Pressure plate | |
| Housing material | Polyamide | |
| Protection rating | IP20 finger-safe | |
| Mounting type | 35 mm DIN rail | |
| EAN / UPC | 782001830854 | |
| RoHS compliant | Yes | |
| HS Code | 85369095 | |
| Country of Manufacture | China |
Frequently Asked Questions
What is the Mersen US3JN used for?
The US3JN is a dedicated neutral module designed for use with Mersen UltraSafe™ US3J Class J fuse holder assemblies.
Does the US3JN contain a fuse?
No. The US3JN is a neutral module and does not accommodate or protect a fuse.
What are the voltage and current ratings?
The US3JN is rated for 30 A with operating voltages up to 600 V AC and 600 V DC.
How is the US3JN installed?
It is designed to snap onto a standard 35 mm DIN rail and integrates directly with compatible Mersen US3J fuse holder assemblies.
Where is the US3JN typically used?
It is commonly installed in industrial control panels, switchboards and OEM equipment where a neutral pole is required alongside Class J fuse holders.
Trusted by Industrial Engineers Worldwide
Mersen UltraSafe™ neutral modules and Class J fuse holders are trusted by OEMs, panel builders and industrial engineers for dependable electrical distribution, finger-safe operation and long-term reliability.
