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MERSEN FUSE FUS. AM NH3 C/P 500A NH3AM69V500P-2
Mersen NH3AM69V500P-2 NH3 aM motor circuit fuse link rated at 500 A and 690 V AC with live gripping lugs, integrated striker and 80 kA breaking capacity.
£52.13
Why Choose the Mersen NH3AM69V500P-2 NH Fuse Link?
The Mersen NH3AM69V500P-2 is a robust NH3 aM low-voltage fuse link designed for short-circuit protection in motor circuits, industrial machinery and high-power electrical installations. Manufactured to DIN NH standards, this partial-range fuse link delivers excellent current limitation and dependable interruption of high fault currents.
With a rated current of 500 A and a rated voltage of 690 V AC, the NH3AM69V500P-2 is ideal for demanding motor feeders and industrial power circuits. Its aM operating characteristic is specifically designed for short-circuit protection and should be used together with a suitable overload protection device such as a motor protection relay or motor protection circuit breaker.
The fuse link features silver-plated copper blade contacts, a durable ceramic body, live gripping lugs and an integrated striker for fuse indication and auxiliary switching functions. It is designed for installation in compatible NH fuse bases and switch-fuse disconnectors used throughout industrial power distribution systems.
Key Advantages
- Specialised aM fuse characteristic for motor short-circuit protection.
- 500 A rated current for high-power industrial motors.
- 690 V AC rated voltage for demanding industrial applications.
- 80 kA AC breaking capacity for reliable fault interruption.
- Integrated striker for remote indication and auxiliary switching.
- Live gripping lugs and ceramic body provide dependable long-term performance.
Key Features
- Mersen DIN NH standard fuse link.
- NH3 fuse size.
- 500 A rated current.
- 690 V AC operating voltage.
- Partial-range aM operating characteristic.
- 80 kA AC breaking capacity.
- Integrated mechanical striker.
- Live gripping lugs.
- Silver-plated blade contacts.
- High-strength ceramic insulating body.
Reliable Short-Circuit Protection for Industrial Motors
The Mersen NH3AM69V500P-2 is engineered to protect motor circuits, contactors and associated electrical equipment against high short-circuit currents. Its aM operating characteristic delivers rapid fault clearance while allowing normal motor starting currents without nuisance operation.
As an aM fuse link, it provides short-circuit protection only and must always be coordinated with an appropriate overload protection device. When installed in compatible NH fuse bases, it delivers dependable protection for industrial motor control centres, machinery and power distribution systems.
Typical Applications
- Motor control centres.
- Industrial motor feeders.
- Pumps and compressors.
- Conveyor systems.
- Industrial machinery.
- Switch-fuse disconnectors.
- Motor starters and contactors.
- Heavy industrial power distribution.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Current | 500 A | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH3 | |
| Fuse Class | aM | |
| Voltage | 690 V | |
| Manufacturer | Mersen | |
| Series | NH Fuse-links aM 500-690 VAC with striker | |
| Model | NH3AM69V500P-2 | |
| Manufacturer item number | M216188 | |
| Product type | NH motor protection fuse link | |
| Fuse characteristic | aM | |
| Fuse size | NH3 | |
| Rated current | 500 A | |
| Rated voltage | 690 V AC | |
| Current type | AC | |
| Breaking capacity | 80 kA AC | |
| Body width | 69 mm | |
| Indication system | Mechanical striker | |
| Gripping lugs | Live tags | |
| Body material | Ceramic | |
| Contact material | Silver-plated copper | |
| Mounting type | NH fuse base | |
| Power dissipation | Approx. 45 W | |
| Weight | Approx. 0.87 kg | |
| EAN | 8430399012933 | |
| RoHS compliant | Yes | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen NH3AM69V500P-2 used for?
This fuse link provides short-circuit protection for industrial motor circuits, motor starters and associated electrical equipment.
What is the rated current of this fuse link?
The Mersen NH3AM69V500P-2 has a rated current of 500 A.
What voltage is this fuse designed for?
The fuse is rated for operation on systems up to 690 V AC.
Does an aM fuse provide overload protection?
No. An aM fuse is designed for short-circuit protection only and should always be used together with a suitable overload protection device.
What is the purpose of the integrated striker?
The integrated striker provides mechanical fuse indication and can operate compatible auxiliary contacts or signalling devices when the fuse link has operated.
Trusted Protection for Industrial Motor Applications
Mersen NH aM fuse links are trusted worldwide by electrical engineers, OEMs and maintenance professionals to provide dependable short-circuit protection for industrial motors and power distribution equipment.
