Product Details
Place of Origin: China
Brand Name: TYOHM
Model Number: KNP-C
Document: KNP-C Wire Wound Resistors,...v1.pdf
Payment & Shipping Terms
Minimum Order Quantity: 1K
Price: Please contact us for details
Packaging Details: T/B
Delivery Time: 7-10 work days
Payment Terms: T/T
Supply Ability: Depending on the specific circumstances, it generally takes 5-7 work days to complete
Resistance Range(Ω): |
1KΩ |
Resistance Tolerance: |
2% ( G ) |
Short-Term Overload: |
10 Times Of Rated Wattage For 5 Seconds ( ±2% ) |
Insulation Resistance: |
1,000MΩ ( DC500V Megger ) |
Surge Voltage Withstanding: |
20 Pulses(1.2/50us), Max. 60s Between Each Pulse. ( ) |
Nonflammability: |
16 Times Of Rated Wattage For 5 Min ( Not Flamed ) |
Resistance Range(Ω): |
1KΩ |
Resistance Tolerance: |
2% ( G ) |
Short-Term Overload: |
10 Times Of Rated Wattage For 5 Seconds ( ±2% ) |
Insulation Resistance: |
1,000MΩ ( DC500V Megger ) |
Surge Voltage Withstanding: |
20 Pulses(1.2/50us), Max. 60s Between Each Pulse. ( ) |
Nonflammability: |
16 Times Of Rated Wattage For 5 Min ( Not Flamed ) |
Flameproof Anti-Surge Wire Wound Resistors
The KNP-C series is a flame-retardant anti-surge wire wound resistor designed specifically for industrial electronics and power protection systems. This series meets the IEC 61000-4-5 surge test standard and can withstand transient surges up to 6KV, making it suitable for industrial applications with high requirements for circuit stability and safety.
Utilizing a highly reliable wire wound structure and flame-retardant coating, this product offers excellent pulse resistance, thermal stability, and long-term load stability, making it widely applicable in switching power supplies, industrial control equipment, inverters, UPS systems, and surge protection modules.
For equipment manufacturers seeking stable wire wound resistors or industrial surge pulse resistor suppliers, the KNP-C series is suitable for industrial-grade power management and protection circuit designs.
Product Features
Product Positioning and Core Applications
The KNP-C series is an industrial-grade power wire wound resistor, primarily used for surge suppression, overload protection, and high pulse withstand applications.
This series is suitable for:
Due to its stable thermal performance and pulse withstand capability, this product is also suitable for industrial control boards and power management systems requiring long-term continuous operation.
Product Specifications
| Item | Specifications |
|---|---|
| Product Series | KNP-C Series |
| Product Type | Flameproof Anti-Surge Wire Wound Resistor |
| Power Rating | 3W |
| Resistance Range | 1KΩ |
| Resistance Accuracy | ±2% (G) |
| Temperature Coefficient | 300 ppm/°C |
| Surge Withstand Capacity | 6KV according to IEC 61000-4-5 |
| Operating Temperature Range | -55°C ~ +200°C |
| Surface Temperature Rise | Max. 275°C |
| Insulation Resistance | ≥1000MΩ |
| Short-Time Overload Capacity | 10 × Rated Wattage for 5 Seconds |
| Load Life | 70°C / 1000 Hours |
| Moisture-Proof Load Life | 40°C / 95% RH / 1000 Hours |
Applications
Switching Power Supplies
Suitable for surge suppression and overload protection circuits in switching power supplies.
Industrial Control Systems
Suitable for PLC control systems, industrial automation modules, and control board circuits.
Inverters and Frequency Converters
Suitable for high-pulse applications in inverters, frequency converters, and power conversion equipment.
UPS and Protection Modules
Suitable for UPS systems, electrical protection modules, and industrial power management systems.
Home Appliance Power Boards
Suitable for home appliance power boards and electronic control modules requiring stable surge protection.
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