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MERSEN FUSE NH 4 800A 500V AM NH4AM50V800-8
MPN: V222865
Alt. SKU: NH4AM50V800-8
Special Price
£112.04
£93.37
Regular Price
£203.72
Why Choose the DIN NH Standard fuse-link aM Size NH4 500VAC 800A Top Indicator?
Engineered for demanding industrial motor protection, this NH4 fuse-link delivers reliable short-circuit safeguarding up to 800A at 500VAC. The robust 100 mm body width and live tags ensure straightforward installation and secure connection in high-capacity distribution systems.
Featuring a prominent top indicator for rapid fault identification and compliance with DIN standards, it optimises uptime and minimises downtime in critical operations. Ideal for integration in advanced motor control centres and heavy-duty switchgear assemblies.
Product Code: NH4AM50V800-8
Key Benefits
- Reliable protection for industrial motors with a 800A rating at 500VAC.
- Top indicator allows quick fault detection, reducing downtime.
- Robust ceramic body with 100 mm width for durability and easy installation.
- Live tags ensure secure and efficient electrical connections.
- High breaking capacity of 120 kA for enhanced safety.
Compatibility
This fuse-link is compatible with DIN standard NH fuse holders and motor control centres designed for NH4 size fuses. It is suitable for use in low voltage IEC fuse systems requiring aM characteristic fuses with live tag connections.
Applications
- Industrial motor protection in manufacturing plants.
- Heavy-duty switchgear assemblies.
- Motor control centres in commercial and industrial environments.
- Power distribution systems requiring high breaking capacity fuses.
Technical Specifications
- Item number: V222865
- Catalogue No: NH4AM50V800-8
- Description: DIN NH Standard fuse-link aM Size NH4 500VAC 800A live tags Top indicator Body width 100 mm
- EAN/UPC Code: 4086500032402
- Rated voltage AC IEC: 500 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: 2.18 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: 2.18 kg
- Power Dissipation at Rated Current Value: 65 W
Frequently Asked Questions
What does the top indicator on the fuse-link signify?
The top indicator provides a visual signal when the fuse has blown, enabling quick fault detection and reducing system downtime.
Is this fuse-link suitable for DC applications?
No, this fuse-link is designed specifically for AC applications up to 500 V as per the technical specifications.
What does the 'aM' characteristic mean?
The 'aM' speed characteristic indicates the fuse is suitable for motor protection, allowing short-time current surges typical during motor start-up.
Can this fuse-link be used in existing NH4 fuse holders?
Yes, it is compatible with standard NH4 fuse holders designed for DIN NH standard fuse-links.
Common Search Terms
NH4 fuse-link, 800A motor fuse, DIN NH fuse aM characteristic, 500VAC fuse-link, top indicator fuse, ceramic body fuse, live tag fuse-link, industrial motor protection fuse, high breaking capacity fuse
| Manufacturer Part Number | V222865 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 4086500032402 |
| Height | 200mm |
| Width | 100mm |
| Depth | 117mm |
| HS Code | 85361090 |
| Country of Manufacture | Hungary |
| Manufacturer | Mersen |
| Alternative Product SKU | NH4AM50V800-8 |
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