Prod Model: |
RX27 |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Environmental Certification: |
ISO14000 |
Quality Certification: |
ISO9001: 2008 |
Safety Certification: |
CQC 03003095~3097 |
Other Certification: |
RoHS |
Productor Name: |
Ceramic Encased Wire Wound Resistor (Rx27) |
Resistance: |
Fixed Resistor |
Function For Resistance: |
Protective Resistor |
Installation: |
DIP Resistor |
Material: |
Wire-wound Resistor |
Package Type: |
Throught Hole |
Type: |
Humidity Sensitive Resistor |
Brand: |
Liwang |
Product Description
Ceramic Encased Wire Wound Resistor (RX27)
1. Competitive price.
2. High stability and high quality.
3. RoHS compliant & ISO9001.
4. OEM.
Products | Cement type resistors (LW) |
Specifications |
Part NO.
RX | Dimensions | Resistance range |
W± 1 | H± 1 | L± 1.5 | C± 3 | D± 0.05 | KN | MO |
2W | 7 | 7 | 18 | 30 | 0.8 | 0.1~270 | 271~33K |
3W | 8 | 8 | 22 | 35 | 0.8 | 0.1~1K | 1K1~47K |
5W | 10 | 9 | 22 | 35 | 0.8 | 0.1~1K | 1K1~68K |
7W | 10 | 9 | 35 | 35 | 0.8 | 0.1~1K | 1K1~68K |
10W | 10 | 9 | 48 | 33 | 0.8 | 0.1~1K | 1K1~50K |
15W | 12.5 | 11.5 | 48 | 33 | 0.8 | 0.1~1K | 1K1~150K |
20W~25W | 14 | 13.5 | 60 | 33 | 0.8 | 0.1~1K | 1K1~150K |
Power rated
Item | 2W | 3W | 5W | 7W | 10W | 15W | 20W~25W |
Max. working voltage | 150V | 350V | 350V | 500V | 750V | 1000V | 100V |
Dielectric withstanding voltage | 1000V
(AC) | 1000V
(AC) | 1000V
(AC) | 1000V
(AC) | 1000V
(AC) | 1000V
(AC) | 1000V
(AC) |
Resistance tolerance | J± 5% | J± 5% | J± 5% | J± 5% | J± 5% | J± 5% | J± 5% |
Cement Type Resistor (wire wound) |
Characteristics | Specifications | Test Method |
DC Resistance
JIS-C-5202 5.1 | J ± 5% | AT 25° C |
Dielectric withstanding voltage JIS-C-5202 5.7 | No evidence of flashover mechanical amage, arcing or insulation breakdown. | Resistance shall be clamped with a conductive material which conforms to resistors surface so that 90 o of the outer periphery is contacted a potential of 1000V AC shall be applied for 60 seconds. |
Insulation Resistance
JIS-C-5202 5.6 | 1000MΩ MIN | Withstanding test and shall be measured at DC 500V. Resistor shall be prepared AC same method of dielectric. |
Thermal Shock | Δ R≤ ± (2%R0+0.1Ω ) | After application of rated power for 30 minutes, 30 minutes exposure to -30± 5° C ambient temperature. |
Humidity
JIS-C-5202 7.5 | Δ R≤ ± (2%R0+0.1Ω ) | Temperature resistance change after 1000 hours exposure in a humidity test chamber controlled at 40± 2° C and 90~95% relative humidity. |
Cement Type Resistor (metal oxide film) |
Short time overload | Δ R≤ ± (2%R0+0.05Ω ) | Temperature resistance change after the application of a potential of 2.5 times RCVW for 5 seconds. |
Load Life
JIS-C-5202 7.10 | Δ R≤ ± (5%R0+0.1Ω ) | Permanent resistance change after 1000 hours operating at RCWV, with duty cycle of 1.5 hours on and 0.5 hours off at 25° C± 2° C. |
Load Life in Humidity
JIS-C-5202 7.9 | Δ R≤ ± (5%R0+0.1Ω ) | Temperature resistance change after 1000 hours(1.5hours on and 0.5 hours off) at RCVW in a humidity chamber controlled at 40± 2° C and 90~95% relative humidity. |
Solderability
JIS-C-5202 6.5 | 95% coverage MIN | Test temperature of solder: 230± 5° C
Dwell time in solder: 3± 0.5 SEC |
Nonflammability | Nonflammable | Load 5 min according to 5times, 10 times, 16 times rated power and A. C. respectively. |
Notes | More details, please feel free to contact us. |
Changzhou Southern Electronic Element Factory Co., Ltd. is located in China, with a long history. We enjoy convenient transportation by highway, railway and airway. It takes only one and half hours' Drive to Shanghai or Nanjing.
Our company was founded in 1989, and currently we employ more than 300 people, including 60 professional technicians, covering an area of 10, 000 square meters, with a construction area of more than 5000 square meters. Our main products are wirewound resistors, wirewound resistor fuses, membrane fuse resistors, fixed inductors, filters, ferrite transformers, ring-shaped coils, fuse dedicated energy-saving lamps and UL fuses. Our annual output is 200 million resistors, 200 million transformers, 100 million coils and 200 million fuses, which are mainly used for household appliances, communication equipment, energy-saving lamps, automation control devices (such as inverters), power equipment and facilities. Our products are exported to Europe, the United States and Southeast Asia. GE, OSRAM and PHILIPS are our customers.
Factory' S quality policy: "product quality, service in advance, customer satisfaction".
Environmental policy: "to comply with laws and regulations, pollution prevention, environmental awareness, continuous improvement of the environment"