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MERSEN FUSE NH 0 40A 690V AM NH0AM69V40
Mersen NH0AM69V40 DIN NH0 aM fuse-link rated at 40 A and 690 V AC, designed for industrial motor circuit short-circuit protection with double indicator and live gripping lugs.
£9.38
Why Choose the Mersen NH0AM69V40 NH Fuse-Link?
The Mersen NH0AM69V40 is a high-performance DIN NH aM fuse-link designed to provide reliable short-circuit protection for motor circuits and industrial electrical installations. Manufactured by Mersen, this NH0 size fuse is engineered for demanding low voltage power distribution applications where dependable protection and long service life are essential.
Part of the proven Mersen NH aM 690 V AC fuse-link series, the NH0AM69V40 features live gripping lugs and a double indicator, enabling fast visual inspection and safer fuse replacement. Its robust construction ensures consistent performance in industrial environments while helping to protect motors, switchgear and electrical equipment from damaging fault currents.
Rated at 40 A with a 690 V AC operating voltage, this NH0 fuse-link is specifically intended for motor circuit protection where short-circuit protection is required alongside separate overload protection.
Key Advantages
- Designed for industrial motor circuit protection.
- 40 A current rating for reliable electrical protection.
- 690 V AC rated voltage suitable for industrial power systems.
- NH0 size for compatibility with standard DIN NH fuse bases.
- Double indicator enables rapid identification of operated fuse-links.
- Live gripping lugs simplify safe fuse handling and replacement.
Key Features
- Mersen NH aM fuse-link series.
- 40 A rated current.
- 690 V AC rated voltage.
- DIN NH0 size construction.
- aM operating class for motor circuit short-circuit protection.
- Double indicator for visual fuse status indication.
- Live gripping lugs for safer installation and removal.
- Designed for industrial low voltage distribution systems.
Reliable Protection for Industrial Motor Circuits
The Mersen NH0AM69V40 is designed to protect motors and associated equipment against high fault currents. As an aM class fuse-link, it provides excellent short-circuit protection while allowing motor starting currents to pass without nuisance operation when used alongside appropriate overload protection devices.
Its robust NH construction, double indication system and live gripping lugs make it a dependable choice for industrial control panels, switchboards and motor control centres where equipment reliability and maintenance efficiency are essential.
Typical Applications
- Motor control centres (MCCs).
- Industrial switchboards.
- Electrical distribution panels.
- Machine building and OEM equipment.
- Industrial automation systems.
- Manufacturing and process industries.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Current | 40 A | |
| Voltage | 690 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH0 | |
| Fuse Class | aM | |
| Manufacturer | Mersen | |
| Series | NH aM Fuse-links | |
| Model | NH0AM69V40 | |
| Product type | NH aM fuse-link | |
| Rated current | 40 A | |
| Rated voltage | 690 V AC | |
| Fuse size | NH0 | |
| Operating class | aM | |
| Frequency | 50 / 60 Hz | |
| Indicator | Double indicator | |
| Connection type | Live gripping lugs | |
| Standards | DIN NH / IEC | |
| Application | Motor circuit short-circuit protection | |
| RoHS compliant | Yes | |
| HS Code | 85361050 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH0AM69V40 used for?
It is an NH aM fuse-link designed to provide short-circuit protection for industrial motor circuits and electrical equipment.
What is the current rating of this fuse?
The Mersen NH0AM69V40 has a 40 A rated current.
What voltage is this fuse suitable for?
This fuse-link is rated for operation on 690 V AC systems.
What does the aM utilisation category mean?
aM fuse-links provide short-circuit protection for motor circuits and are intended to be used together with separate overload protection devices.
What is the benefit of the double indicator?
The double indicator provides a clear visual indication when the fuse has operated, helping speed up maintenance and fault finding.
Trusted for Industrial Electrical Protection
Mersen NH fuse-links are trusted worldwide by panel builders, industrial electricians and OEM manufacturers for dependable motor protection, reliable performance and compliance with international low voltage standards.
