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MERSEN FUSE NH 3 400A 500V AM NH3AM50V400
MPN: R232522
Alt. SKU: NH3AM50V400
Special Price
£21.98
£18.32
Regular Price
£39.96
Why Choose the DIN NH Standard Fuse-Link aM Size NH3 500VAC 400A?
This high-performance fuse-link is engineered to DIN NH standards, ensuring reliable protection for motor circuits with a demanding operational profile. Rated for 500VAC and 400A, the NH3 size body supports robust electrical isolation in heavy industrial applications.
Features include double live-tag indicators for clear status visibility and a 71.9mm body width for secure installation. The NH3AM50V400 delivers precise short-circuit protection, promoting enhanced system safety and minimised downtime.
Technical Specifications
- Item number: R232522
- Catalogue No: NH3AM50V400
- Description: DIN NH Standard fuse-link aM Size NH3 500VAC 400A live tags Double indicator Body width 71.9mm
- EAN/UPC Code: 8430399026916
- Rated voltage AC IEC: 500 V
- Ampere Rating: 400 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aM
- Fuse Size: NH3
- Mounting: Clip
- AC Max I.R./Breaking Capacity: I1: 120 kA
- Design Details: live tags
- Indication System: Yes
- Indication System Type: Double indicator
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Plain Blades
- Product Width: 72 mm
- Product Length: 150 mm
- Product Height: 89 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 1.05 kg
- Sell Pack Width: 73 mm
- Sell Pack Length: 154 mm
- Sell Pack Height: 90 mm
- Product group: Low Voltage IEC Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 1.05 kg
- Power Dissipation at Rated Current Value: 29.1 W
Product Code: NH3AM50V400
Key Benefits
- Reliable protection for motor circuits with aM characteristic
- High breaking capacity of 120 kA ensures safety in fault conditions
- Double live-tag indicators provide clear fuse status visibility
- Ceramic body offers excellent insulation and thermal stability
- Silver-plated copper terminals ensure optimal conductivity and corrosion resistance
- Compact NH3 size with 71.9mm body width for easy installation in standard fuse holders
Compatibility
The DIN NH Standard Fuse-Link aM Size NH3 500VAC 400A is compatible with NH3 fuse holders and switchgear designed for NH size fuses. It is suitable for use in low voltage industrial electrical systems requiring aM characteristic fuses for motor protection.
Applications
- Motor circuit protection in industrial facilities
- Control panels and distribution boards
- Heavy machinery and equipment protection
- Power distribution systems requiring high breaking capacity
- Renewable energy installations with AC circuits
Frequently Asked Questions
What does the aM characteristic mean?
The aM characteristic indicates that the fuse is designed for motor protection, allowing short-time current surges typical during motor start-up without blowing.
Can this fuse-link be used in DC applications?
No, this fuse-link is rated for AC applications only, as specified by the 500 V AC rating.
How do the double live-tag indicators work?
The double live-tag indicators provide a visual indication of fuse status from both ends, making it easier to identify blown fuses quickly.
Is this fuse RoHS compliant?
Yes, this product is RoHS compliant, ensuring it meets environmental and safety standards.
Common Search Terms
NH3 fuse link, DIN NH fuse, 400A motor fuse, 500VAC fuse, aM fuse-link, ceramic fuse NH3, industrial fuse 120kA breaking capacity, double indicator fuse, silver-plated copper terminal fuse
| Manufacturer Part Number | R232522 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 8430399026916 |
| Height | 150mm |
| Width | 72mm |
| Depth | 89mm |
| HS Code | 85361090 |
| Country of Manufacture | Hungary |
| Manufacturer | Mersen |
| Alternative Product SKU | NH3AM50V400 |
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