品牌 | 克拉 | 型號(hào) | rxg |
種類 | 線繞 | 性能 | 通用 |
材料 | 線繞 | 工藝 | 普通線繞 |
外形 | a | 標(biāo)稱阻值 | a |
溫度系數(shù) | a | 額定功率 | %(w) |
調(diào)節(jié)方式 | 固定 | 功率特性 | 大功率 |
營(yíng)銷方式 | 直銷 | 產(chǎn)品性質(zhì) | 熱銷 |
產(chǎn)品名稱:rxg被漆線繞電阻器
product name: rxg silicon cemented wire wound resistors
型 號(hào):rxg
type: rxg
產(chǎn)品介紹:rxg型涂料繞線電阻器其表面覆蓋了具有阻燃,耐高溫特性的涂料,性能可靠,使用方便等特點(diǎn)。電阻分為固定式或可調(diào)式,可調(diào)式可左右移動(dòng)。固定式有兩個(gè)或多個(gè)電阻腳,電阻腳厚度可根據(jù)功率大小調(diào)節(jié)。
product introduction: rxg series cement-coated wire wound resistor is covered with dope which has inflammability and can resistance to high temperature, it has the characteristic of good ability and easy to use. the resistor can be classed to settled form and adjustive form, and the adjustive form can move right-and-left. the settled form has two or more terminals, its thickness can adjust accord to power.
用 途:涂料繞線電阻廣泛用于變頻器制動(dòng),電梯,起重機(jī)械以及負(fù)載電阻之用。
purpose: cement-coated wire wound resistor is used in transducer trig, elevator, derrick and as load resistor widely.
■電氣及機(jī)械特性 electrical and mechanical specifications
特性 | 規(guī)格 | 試驗(yàn)方法 |
阻值及阻值允許偏差 | 1ω≤r±5%(j) , 1ω>r±10%(k) | jis-c-5202 5-1 |
額定負(fù)荷 | 表面最高溫度: 5~200w≤275℃ | jis-c-5202 5-4 |
短時(shí)過(guò)負(fù)荷 | 無(wú)可見(jiàn)損傷,δr≤±(2%r+0.05ω) | jis-c-5202 5-5 10倍 5秒 |
絕緣電阻 | r≥100mω 1min | jis-c-5202 5-6 dc500v |
耐電壓 | 無(wú)可見(jiàn)損傷,無(wú)飛弧擊穿 δr≤±(0.1%r+0.05ω) | jis-c-5202 5-7 |
電阻溫度特性 | ±260ppm/℃ | jis-c-5202 5-2 b |
端子強(qiáng)度 | 無(wú)松動(dòng)或機(jī)械損傷 | jis-c-5202 6-1(2) |
電阻體強(qiáng)度 | 無(wú)可見(jiàn)損傷 | jis-c-5202 6-2 |
耐振性 | 無(wú)可見(jiàn)損傷,δr≤±(0.1%r+0.05ω) | jis-c-5202 6-3 |
可焊性 | 新焊錫覆蓋率為95%以上 | jis-c-5202 6-5 |
■環(huán)境特性 environmental specifications
特性 | 規(guī)格值 | 試驗(yàn)方法 |
耐熱性 | 除端子外無(wú)明顯變色和損傷,標(biāo)志清晰 | jis-c-5202 7-2 |
熱沖擊 | 無(wú)可見(jiàn)機(jī)械損傷 | jis-c-5202 7-3 |
耐濕性 | 無(wú)可見(jiàn)損傷,標(biāo)志清晰,δr≤±(3%r+0.05ω),絕緣電阻≥10mω | jis-c-5202 7-5 dc100 40℃ 95%rh 500hours |
耐久性 (額定負(fù)載) | 外觀無(wú)可見(jiàn)損傷,標(biāo)志清晰,δr≤±(3%r±0.05ω) | jis-c-5202 7-10 100%負(fù)荷 rated power load 90 min on 30 min off 500hours |
■規(guī)格 specification
外型、尺寸 configuration (m/m)
rxg type
● 型號(hào)說(shuō)明 type explanation
rxg為被漆繞線固定電阻器,rxg(t)為被漆繞線可調(diào)電阻器
rxg is the wire-wound cement-coating fixed resistor
rxg(t)is the wire-wound cement-coating adjustable resistor
● 結(jié)構(gòu)說(shuō)明 structure explanation
rxg-a、rxg(t)-a為電阻體與安裝支架之間不用瓷片隔離。
rxg-a、rxg(t)-a not using the porcelain sheet to separate the resistor body from the installation frame.
rxg-b、rxg(t)-b為電阻體與安裝支架之間使用瓷片隔離。
rxg-b、rxg(t)-b using the porcelain sheet to separate the resistor body from the installation frame.
rxg-d型為電阻體兩端使用瓷片并在中間串一根螺栓。
rxg-d using the porcelain sheet on both of the two terminals and they are
series-connected by a screw bolt.