Why Choose the Mersen NH2AM69V315 Motor Protection Fuse?
The Mersen NH2AM69V315 is a high-performance NH aM industrial fuse link designed to provide dependable short-circuit protection for motors, motor starters and associated industrial equipment. Manufactured to DIN NH standards, this fuse is specifically engineered for motor circuits operating in demanding industrial environments where reliable fault interruption and high current-limiting performance are essential.
Part of the trusted Mersen NH aM 690 V AC fuse-link series, the NH2AM69V315 allows normal motor starting currents to pass without nuisance operation while rapidly interrupting severe short-circuit faults. Its ceramic body, live gripping tags and double indication system make installation, maintenance and replacement simple for qualified electrical professionals.
Featuring a 315 A current rating, 690 V AC operating voltage and an NH2 fuse size, this fuse link is ideally suited for industrial motors, motor control centres, switchgear and OEM machinery requiring dependable motor short-circuit protection.
Key Advantages
- High-performance NH aM fuse link for industrial motor protection.
- 315 A rated current for demanding motor applications.
- 690 V AC rated voltage for industrial power systems.
- Designed specifically for motor short-circuit protection.
- 80 kA breaking capacity for dependable fault interruption.
- Double indicator with live gripping tags for easier maintenance.
Key Features
- Mersen NH aM fuse-link series.
- NH2 fuse size.
- 315 A rated current.
- 690 V AC rated voltage.
- aM utilisation category.
- Double fuse operation indicator.
- Live gripping tags.
- Ceramic body with blade contacts.
Reliable Protection for Industrial Motor Circuits
The Mersen NH2AM69V315 uses an aM operating characteristic specifically developed for motor circuits. It tolerates normal motor inrush currents while rapidly interrupting high short-circuit currents, helping protect motors, starters, switchgear and associated equipment from costly electrical damage.
As a partial-range motor protection fuse, the NH2AM69V315 should be installed alongside an appropriate overload protection device such as a thermal overload relay or motor protection circuit breaker, providing comprehensive protection throughout the operating range.
Typical Applications
- Industrial motor control centres.
- Large electric motors.
- Manufacturing and processing machinery.
- Industrial switchgear.
- OEM control panels.
- Industrial automation systems.
