Production
产品

Gold Aluminum Housed Wirewound Resistor  金色铝外壳电阻器

Rated power
额定功率

5W-500W

Resistance value 阻值

OR01 ~ 82K

Features
特点

1.Gold Aluminum crust surface with good performance in heat radiation, suitable for cooling plate installation, can be used in the atrocious environment 
金属铝壳包封，散热性能好，适合散热板安装，可长期在恶劣环境下使用。 
2.Small size, high power load. 体积小，功率负荷大。 
3.High insulating capacity, encapsulation by non-flame inorganic material good performance in vibration。 
绝缘性高，采用阻燃无机材料一体化封装，抗震性好。 
4.Multi connection form will be easily to fix 
多种接线方式，易于安装。 
5.Widely used in Power supply, Transducer, Elevator, Arena audio and high requirement equipment Industry.
广泛用于电源、变频器、电梯、舞台音响及高端设备行业。 
6.Resistance tolerance 范围 ：±1%,±2%,±5%,±10%.

Test item 测试项目

Test condition 测试条件

Performance 性能

Temperature coefficient
温度系数

The resistance value at normal temperature and normal temperature added 100°C,calculate per °C resistance value change rate。在常温以及常温+100°C时分别测量阻值并计算每度的阻值变化。

±300ppm/°C

Short time overload
短时间过负荷

According 10 times rated power to account the voltage or max. overload voltage(get the lower) for 5 seconds.施加10倍额定功率的电压或负荷电压（取较小者）5秒。

R≤ ±(2%R0+0.05Ω)

Resistance to soldering heat  耐焊接热

Immerge into the 350±10°C tin stove for 2~3seconds.
在350±10°C锡炉中浸入2~3秒。

R≤ ±(1%R0+0.05Ω)

Solderability
可焊性

Immerge into the 245±3°C tin stove for 2~3seconds.
在245±3°C锡炉中浸入2~3秒。

The solderling area is over 95%.焊锡面积覆盖率95%以上。

Temperature cycling 
温度循环

At -55°C for 30min,then at +25°C for 10-15min,then at +275°C for 30min,then at +25°C for 10-15min,total 5cycles.在-55°C时放置30分钟，然后在+25°C时放置10~15分钟，然后再在+275°C时放置30分钟，接着在+25°C时放置10~15分钟，共循环5次。

R≤ ±(1%R0+0.05Ω)

Load life in humidity
耐湿负荷寿命

Overload rated voltage or Max. working voltage(get the lower )for 1000 hours(1.5hours on and half hour off)at the 40±2°C and 90~95% relative humidity.在温度为40±2°C，相对湿度为90~95%的恒温恒湿箱中，施加额定电压或工作电压（取较小者）共1000小时（通电0.5小时，断电0.5小时）

R≤ ±(5%R0+0.05Ω)

Load life in heat
耐温负荷寿命

Overload rated voltage or Max. working voltage(get the lower )for 1000 hours(1.5hours on and half hour off)at the 70±2°C. 在温度为70±2°C的恒温恒湿箱中，施加额定电压或工作电压（取较小者）共1000小时（通电0.5小时，断电0.5小时）

R≤ ±(5%R0+0.05Ω)

Terminal strength
引出端强度

Pull :10N
拉力：10N

R≤ ±(2%R0+0.1Ω)

Vibration
震动

Frequency频率 :10~55Hz. 
Swing 振幅 :0.75mm.
Test time测试时间 :6hours.

R≤ ±(2%+0.1Ω)

Nonflammability
不燃性

Respectively load AC voltage by 5,10,15 times rated power for 5 minutes.分别按5、10、16倍功率加交流负荷5分钟。

No visible flame
不可有明显火焰

Description 描述

Power 功率

Tolerance 

Rang  阻值范围

LRX Gold Aluminum Housed Wire-wound Resistors   LRX 金色铝壳电阻器      

5W,10W,25W,30W,50W,75W,100W,150W,200W,300W,500W

±1% ±5%  ±10%

1R-100K

 Trapezium Aluminum Housed Wire-wound Resistors        梯形铝壳电阻器

40W60W  80W  100W120W,150w,200w,300w,400w,500w,600w,800w,1000w

±1% ±5%  ±10%

1R-100K

CRX Boat Type Aluminum Housed Wire-wound Resistors CRX 船型铝外壳电阻器

50W 100W 150W

±1% ±5%  ±10%

1R-100K