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MERSEN FUSE NH 4 800A 690V AM NH4AM69V800-8
MPN: T227993
Alt. SKU: NH4AM69V800-8
Special Price
£117.06
£97.55
Regular Price
£212.84
Why Choose the DIN NH Standard Fuse-Link aM Size NH4 690VAC 800A?
This NH4 aM fuse-link is engineered for demanding industrial applications, offering reliable short-circuit protection up to 800A at 690VAC. Its robust design features live tags, a top-mounted indicator for instant operational status, and a durable 100 mm wide body for secure installation in high-capacity systems.
Manufactured to DIN NH standards, this fuse-link ensures consistent performance, quick fault clearing, and compatibility with standard NH4 fuse bases. The NH4AM69V800-8 maximises safety and equipment uptime, making it an essential choice for protecting heavy-duty circuits and motor applications.
Technical Specifications
- Item number: T227993
- Catalogue No: NH4AM69V800-8
- Description: DIN NH Standard fuse-link aM Size NH4 690VAC 800A live tags Top indicator Body width 100 mm
- EAN/UPC Code: 8430399027784
- Rated voltage AC IEC: 690 V
- Ampere Rating: 800 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aM
- Fuse Size: NH4
- Mounting: Clip
- AC Max I.R./Breaking Capacity: I1: 120 kA
- Design Details: live tags
- Indication System: Yes
- Indication System Type: Top indicator
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Plain Blades
- Product Width: 100 mm
- Product Length: 200 mm
- Product Height: 117 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 2 kg
- Sell Pack Width: 160 mm
- Sell Pack Length: 230 mm
- Sell Pack Height: 110 mm
- Product group: Low Voltage IEC Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 2 kg
- Power Dissipation at Rated Current Value: 65 W
Product Code: NH4AM69V800-8
Key Benefits
- High breaking capacity of 120 kA ensures maximum protection against short circuits.
- Live tags and top indicator provide clear and immediate fuse status indication.
- Robust ceramic body with 100 mm width for secure and stable mounting.
- Silver-plated copper terminals for excellent conductivity and corrosion resistance.
- Compliant with DIN NH standards for reliable and consistent performance.
- Quick fault clearing to minimise equipment downtime and enhance safety.
Compatibility
This fuse-link is compatible with standard NH4 fuse bases designed for DIN NH standard fuse-links. It is suitable for use in low voltage industrial electrical systems operating at up to 690VAC and can be mounted using clip systems for easy installation and replacement.
Applications
- Protection of heavy-duty industrial circuits and motor control systems.
- Use in power distribution panels and switchgear requiring high breaking capacity.
- Ideal for manufacturing plants, processing facilities, and large commercial buildings.
- Suitable for use in systems requiring aM characteristic fuses for motor protection.
Frequently Asked Questions
What does the aM characteristic mean for this fuse?
The aM characteristic indicates that the fuse is designed for motor protection, providing selective short-circuit protection while allowing for the high inrush currents typical of motor starting.
Can this fuse-link be used in DC applications?
No, this fuse-link is rated for AC applications only, as specified by its 690 V AC rating.
How does the top indicator work?
The top indicator provides a visual signal when the fuse has operated, allowing for quick identification of blown fuses without removing the fuse-link.
Is this fuse RoHS compliant?
Yes, the NH4AM69V800-8 fuse-link is RoHS compliant, ensuring it meets environmental and safety standards.
Common Search Terms
NH4 fuse-link, DIN NH fuse, 800A fuse, 690VAC fuse, aM fuse, motor protection fuse, ceramic fuse-link, high breaking capacity fuse, industrial fuse, NH4AM69V800-8
| Manufacturer Part Number | T227993 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 8430399027784 |
| Height | 200mm |
| Width | 100mm |
| Depth | 117mm |
| HS Code | 85361090 |
| Country of Manufacture | Hungary |
| Manufacturer | Mersen |
| Alternative Product SKU | NH4AM69V800-8 |
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