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YQNT NH (gG) knife-blade HRC fuse links provide full-range, general-purpose protection against overloads and short circuits in low-voltage power distribution networks and electrical equipment. Built with high-grade ceramic bodies and silver-plated copper or brass knife contacts, they ensure high conductivity, thermal stability, and maximum reliability.
Key Technical Specifications:
Product Type: NH Knife-Blade HRC Fuse Link
Utilization Category: gG (General-purpose line & cable protection)
Rated Voltage: 500V AC / 690V AC
Rated Current Range: 2A – 1,250A (500V AC) | 2A – 800A (690V AC)
Breaking Capacity: 120kA at 500V AC | 50kA at 690V AC
Available NH Sizes: NH000, NH00, NH0, NH1, NH2, NH3, NH4
Indication Types: Standard Top-Indicator or Double-Indication options
| Quantity: | |
|---|---|
YQNT NH fuse links protect power lines and electrical equipment from overloads and short circuits. They use a knife-blade contact design for installation in compatible NH fuse bases.
The product range includes 500V AC and 690V AC versions. Different NH sizes and rated currents are available to meet different system requirements.
Rated Voltage: Available in 500V AC and 690V AC.
NH Sizes: A range of sizes for different applications.
Rated Current: Multiple current ratings are available for different NH sizes.
High Breaking Capacity: 120kA at 500V AC and 50kA at 690V AC, according to the product specifications.
Indicator Options: Standard top-indicator and double-indication versions are available for selected models.
Product Selection: Choose the correct size, rated voltage, rated current, and indicator type before ordering.
| Item | Specification |
|---|---|
| Product Type | NH Knife-Blade Fuse Link |
| Fuse Category | gG HRC Fuse Link |
| Rated Voltage | 500V AC / 690V AC |
| Breaking Capacity | 120kA at 500V AC / 50kA at 690V AC |
| Size Range | NH000 to NH4 product family |
| Indicator Options | Top Indicator / Double Indication |
| Standard | IEC 60269, subject to the applicable product version |
Choosing the correct NH size and rated current is important for safe and reliable operation. Use the table below to check the available current ratings for each size.
NH Size | Rated Current (A) | Double-Indication Version |
|---|---|---|
NH000 | 2, 4, 6, 10, 16, 20, 25, 32, 35, 40, 50, 63, 80, 100 | NH000S |
NH00 | 2, 4, 6, 10, 16, 20, 25, 32, 35, 40, 50, 63, 80, 100, 125, 160 | NH00S |
NH0 | 6, 10, 16, 20, 25, 32, 35, 40, 50, 63, 80, 100, 125, 160 | NH0S |
NH1 | 125, 160, 200, 224, 250 | NH1S |
NH2 | 200, 224, 250, 315, 355, 400 | NH2S |
NH3 | 315, 355, 400, 425, 500, 630 | NH3S |
| NH4 | 630,800,1000,1600 | NH4S |
YQNT NH fuse links are available with different indicator options for selected models.
The standard version has a top indicator. Check the product drawing and model details to confirm the required version.
Double-indication versions are available for selected NH sizes. These models can be identified by the applicable model number and product drawing.
Please tell us the required NH size and indicator type when requesting a quotation.
Use the dimensional drawings to check the fuse size and contact dimensions before installation.
Please confirm that the selected NH fuse link matches the compatible fuse base. If you need a drawing for a specific size or model, contact our team.
NH fuse links are used for overload and short-circuit protection in low-voltage electrical systems.
Typical applications include:
Power distribution systems
Electrical distribution panels
Industrial electrical equipment
Power lines and related equipment
Always select the fuse link according to the rated voltage, rated current, system requirements, and applicable electrical standards.
An NH fuse link is a knife-blade fuse used in compatible NH fuse bases. It helps protect electrical equipment and power lines against overloads and short circuits.
The product range includes 500V AC and 690V AC versions. Please confirm the required voltage when requesting a quotation.
The product family includes NH000, NH00, NH0, NH1, NH2, NH3, and NH4. Available current ratings depend on the selected size and product version.
Please check these details before ordering:
Rated voltage
NH size
Rated current
Indicator type
Required quantity
You can also send us your existing model number or product drawing for confirmation.
Yes. Double-indication versions are available for selected models. Please contact us to confirm the required size and model.
Send us the required NH size, rated voltage, rated current, indicator type, and quantity. Our team will check the product details and provide a quotation.
Looking for NH fuse links for your project or distribution system?
Tell us your required size, rated voltage, rated current, indicator type, and quantity. If you are not sure which model you need, send us your technical requirements or product drawing.
Contact YQNT to check the available options and request a quotation.
