Wirewound fusible resistor LangJie RXF-1WS-4.7R-60mm-B-4-15 with ceramic rod and flame retardant coating
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
Wirewound Fusible Resistors
This specification applies to wirewound resistors for home appliances, computers, information technology, and lighting. These resistors are designed to meet mechanical and electrical performance requirements under various operating conditions, including elevated temperatures. They are RoHS compliant.
Product Attributes
- Brand: Changzhou Langjie Electronics Co., Ltd.
- Product Type: Wirewound Fusible Resistors
- Certifications: RoHS compliant
- Material (Body): Japanese or German ceramic rod
- Material (Terminals): Tinned CP wire for electrical use
- Coating: Gray flame-retardant insulating coating (800 resistance)
Technical Specifications
| Type | Rated Power | Resistance Range () | Tolerance | Max Operating Voltage (V) | Max Overload Voltage (V) | Dielectric Strength (V) | Temperature Coefficient (PPM/) | Dimensions (D0.5 x L0.5 x H3) (mm) | Lead Diameter (d0.05) (mm) |
| RXF0.25W (0.5WS) | 0.25W | 0.1-150 | 5% (J) | 250 | 400 | 300 | 250 | 3 x 6.4 x - | 0.4 / 0.5 |
| RXF0.5W (1WS) | 0.5W | 0.1-510 | 5% (J) | 250 | 500 | 350 | 250 | 5 x 9 x - | 0.5 |
| RXF1W (2WS) | 1W | 0.1-510 | 5% (J) | 300 | 500 | 400 | 250 | 5 x 11 x - | 0.5 |
| RXF2W (3WS) | 2W | 0.1-510 | 5% (J) | 350 | 600 | 500 | 250 | - | - |
Fusing Characteristics
| Rated Power Multiplier | Fuse Time (seconds) | ||
| <2 | 2-10 | >10 | |
| 16 | 60 | 60 | 60 |
| 25 | 60 | 30 | 30 |
| 36 | 30 | 15 | 15 |
Operating Conditions and Performance
| Parameter | Specification |
| Operating Temperature Range | -25 to 155 |
| Tensile Strength | Withstands 1.5kg force for 10 seconds without detachment or loosening. |
| Torsion Strength | Withstands specified twisting without breakage or loosening. |
| Short-time Overload | Withstands 2.5x rated voltage for 5 seconds; resistance change 1% after cooling. |
| Withstanding Voltage | 350V AC for 1 minute or max overload voltage for 1 minute; resistance change 0.5%. |
| Insulation Resistance | 10000M (DC 500V) |
| Damp Heat Life | Resistance change 5% after 500 hours at 402, 90-95% RH. |
| Load Life | Resistance change 5% after 1000 hours at 70 with rated voltage. |
| Solderability | Solder covers 95% of terminal area after immersion in 2355 tin bath for 2 seconds. |
| Solder Heat Resistance | Resistance change 1% after immersion in 2705 tin bath for 101 sec (or 35010 for 3.50.5 sec). |
| Non-flammability | No open flame when subjected to 8x rated current for 5 minutes. |
| Usage Precautions | Limit to below 50V when ambient temperature and humidity exceed 85/85% to prevent galvanic corrosion. |
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina