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Specifications
Resistance:
240Ω
Operating Temperature:
-55℃~+275℃
Type:
Wirewound Resistor
Tolerance:
±5%
Mfr. Part #:
RXM0309-240RJ
Package:
MELF-0309
Key Attributes
Model Number:
RXM0309-240RJ
Product Description
Product Overview
The RXM series wire-wound wafer resistors are designed for applications in chargers, energy-saving lamps, and power supply units. These resistors feature non-flammable coating and are constructed with nickel-chrome or copper-nickel alloy wire. They offer a wide operating temperature range and various resistance values with tight tolerances.
Product Attributes
- Brand: SHENZHEN XIANYANG HUAXING MACHINERG & ELECTRONIC.CO;LTD
- Origin: China
- Material: Nickel Chrome or Copper-Nickel Alloy Wire
- Coating: Non-flammable Paint (Grey)
- Certifications: UL1412 standard
Technical Specifications
| Type | Series | Rated Wattage | Nominal Resistance Range | Tolerance | Dimensions (L x D) mm | Operating Temperature Range |
| Wire Wound Wafer Resistor | RXM | 0207: 1/4W, 1/2WS 0309: 1/2W, 1WS, 2WSS 0410: 1W, 2WS, 3WSS 0411: 1W, 2WS, 3WSS | 1 - 100 (E-24 Series) | F: 1% G: 2% J: 5% | 0207: 6.10.3 x 2.5 0309: 8.90.3 x 3.4 0410: 100.5 x 3.8 0411: 110.5 x 4.6 | -55 ~ 275 |
| Item | Specification | Test Method |
| Resistance Value | Within allowed R rate tolerance | DC Resistance (HM-9350) |
| Dielectric Strength Test | No evidence of flashover, mechanical damage, or insulation breakdown. Applied 300V for 60 seconds. | Resistance body placed in a V-groove, 300V applied for 60 seconds. |
| Solder Ability | 95% surface of terminal covered with new solder. | Immersion in tin stove at 27010 for 5s. |
| Resistance to Soldering Heat | Within (1%+0.05) | Immersion in tin stove at 2605 for 5~10s. |
| Short Time Overload | Within (2%+0.05) | 2.5 times rated power for 5s. |
| Load Life | Within (5%+0.05) | 70, 1000 hours (90 min ON, 30 min OFF) at rated voltage. |
| Resistance to Solvent | No deterioration of protective coating and markings. | Immersion in thinner for 3 minutes. |
| Incombustibility | No evidence of flame. | UL1412 standard. |
| Fusing Characteristic | Fusing time within 60s. | Constant current 2.20A, Fusing current = (16 * P * R). |
| Terminal Tensile Strength | No looseness or fall of the body. | Static load of 2.5Kg applied to the terminal for 10 seconds. |
2511041655_Huaxing-Mechanical-Elec--RXM0309-240RJ_C52268671.pdf
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