Shenzhen Zenithsun Electronics Tech.CO.,LTD
| Payment Terms | T/T, L/C, D/A, D/P, Western Union,paypal |
| Delivery Time | 8-10 working days |
| Packaging Details | cartons /wooden case |
| Rated Power | 250W |
| Resistance | 0.1Ω - 100KΩ |
| Tolerance | ±1%,±5%,±10% |
| Colour | Gold/Silver |
| Leading | solder lugs /bolt |
| TCR | 100PPM-400PPM |
| Brand Name | ZENITHSUN |
| Model Number | RH |
| Certification | RoHs |
| Place of Origin | Shenzhen,China |
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Product Specification
| Payment Terms | T/T, L/C, D/A, D/P, Western Union,paypal | Delivery Time | 8-10 working days |
| Packaging Details | cartons /wooden case | Rated Power | 250W |
| Resistance | 0.1Ω - 100KΩ | Tolerance | ±1%,±5%,±10% |
| Colour | Gold/Silver | Leading | solder lugs /bolt |
| TCR | 100PPM-400PPM | Brand Name | ZENITHSUN |
| Model Number | RH | Certification | RoHs |
| Place of Origin | Shenzhen,China | ||
| High Light | 250W Aluminum Housed Resistor ，Wirewound aluminum housed resistor ，aluminium housed power resistors | ||
250W High Power Aluminum Housed Wirewound Resistors for Braking Cylindrical Power Resistors
Structure :
1.RH&NH Aluminum Resistor is also called metal aluminum resistor,non-induction aluminum resistor,golden aluminum resistor,LED aluminum Resistor,etc.
2.According to different applications and customs.Aluminum alloy shell with grooves on the surface for better dissipation.
3.Small size,high power rating,resistance to high temperature and high over load,high precision,high stability,strong construction,favorable mechanical protection,easy installation,ect.
Features
1.Attractive appearance & easy installation.
2.The colours (golden yellow,red, silver)are available.
3.Standard Terminals: 5W~200W Tinned terminals,100W~500W Threaded terminals;
The ends connected with wires or terminal blades follow customer requirement.
4.Standard winding & non-inductive winding available.When required add "N" to the part number.
5.For non-standard technical requirements and custom special applications, please contact us to discuss the details.
6.Conforms to the ROHS standard and the LEAD-FREE non-lead standard.
Specification
| Performance Charactertics | ||
| Test | Conditions of Test | Testing Results |
| Resistance Tolerance | Testing Voltage ≤3V,Ambient Temperature 25℃ | B---D---F---G---J--K |
| Temperature Coefficients | R0:Room Temperature(T0)Resistance Value R1:Room Temperature T0+100℃(T1)Resistance Value | ±100～±250PPM/℃ |
| Rated Load | 40℃,rated voltage,1hour | △R≤±(3％+0.1Ω) |
| Short Time Overload | 5 times rated power for 10s;10 times rated power for 5s;25 times rated power for 1s | △R≤±(2％+0.1Ω) |
| Dielectric Withstand Voltage | 2 times Rated Power Voltage +1kv AC 60s (with grounding), leakage current 2.5mA ; 2 times Rated Power Voltage +2kv AC 60s (with grounding), leakage current 2.5mA ; | △R≤±(0.1％+0.05Ω) |
| Insulation Resistance | 1000V DC | 50M-1000MΩ1Min |
| Terminal Tensile Strength | wire diameter ≤1.5 with 20N,wire diameter ≥1.5 with 40N,terminal tension 20N copper end /stainless steel end,40N | No off |
| Vibration resistance | 1.5mm,10-55-10Hz,each 2hours | No damage,No off |
| Load Life | at rated voltage,90 min "On",30 min "Off" ,total 500hours | △R≤±(3％+0.1Ω) |
| Thermal Shock | At 30℃,30min,-55℃,15min | △R≤±(0.5％+0.1Ω) |
| Humidity Resistance | Temp.:40±2℃ ,Humidity: 90％-95％.240hours | △R≤±(3％+0.1Ω) |
| Low Temperature Resistance Testing | store at -65℃±3℃ for 2H | △R≤±(1%+0.1Ω) |
| High Temperature Resistance Testing | store at 70 ℃± 2 ℃ for 16h, connect the rated voltage DC circuit for 1s | △R≤±(1%+0.1Ω) |
| Non-flammability | 10 times rated power, power on for 5s | without combustion |
Applications
Widely welding,power supply,military industry,aviation,wind power generation,solar power generation,automation equipment,railway system and other industries,and can be made into load banks according to the customers requests.
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Company Details
Business Type:
Manufacturer,Seller
Year Established:
2004
Total Annual:
8500000-9000000
Employee Number:
85~100
Ecer Certification：
Active Member
The leading manufacturer in China for Power Resistors,High Voltage Resistors & Load Banks Shenzhen Zenithsun Electronics Tech. Co., Ltd. was founded in 2007, is one of the first supplier with international competitiveness for power resistors & load banks in China. ... The leading manufacturer in China for Power Resistors,High Voltage Resistors & Load Banks Shenzhen Zenithsun Electronics Tech. Co., Ltd. was founded in 2007, is one of the first supplier with international competitiveness for power resistors & load banks in China. ...
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