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福州盈泰河南分公司
優(yōu)勢品牌: ABB低壓.ABB中壓.魏德米勒、西門子低壓.西門子變頻器、施耐德ATV61/71系列變頻 施耐德ATS48軟啟動器 施耐德低壓 ABB變頻器、金鐘默勒MOELLER .美國AB. P+F..菲尼克斯電源等.
聯(lián)系電話：13333850532
聯(lián)系人：小侯
QQ號：343500114
郵箱：343500114＠qq.com
地址：鄭州市北環(huán)路與豐樂路交叉口中建大廈A座1803
品牌：西門子 型號：3UA熱繼電器
3UA 系列熱過載繼電器適用于交流50Hz/60Hz，電壓690V - 1000V，電流0.1 - 400A 的長期工作或間斷長期工作的一般交流電動機(jī)的過
載與斷相保護(hù)，也可用作直流電磁鐵和直流電動機(jī)的過載保護(hù)。
繼電器具有斷相保護(hù)，溫度補(bǔ)償，脫扣指示功能，并能自動與手動復(fù)位，動作可靠，符合IEC947 - 4, VDE0660, GB14048 等標(biāo)準(zhǔn)。
繼電器可與接觸器接插安裝，也可獨(dú)立安裝。
3UA 熱過載繼電器
工作條件
● 海拔高度不超過 2000 米；
● 周圍環(huán)境溫度：-25~+55°C
● 空氣相對濕度：+25°C時不超過90%；
結(jié)構(gòu)特點
● 3UA 系列為雙金屬片式熱過載繼電器，脫扣等級為10A；
● 具有差動式斷相保護(hù)；
● 具有整定電流連續(xù)可調(diào)裝置；
● 具有溫度補(bǔ)償；
● 具有脫扣指示；
● 具有測試按鈕；
● 具有手動復(fù)位和自動復(fù)位按鈕；
● 具有在電氣上相互絕緣的一常開和一常閉觸頭；
● SIGUT- 西門子專利端接法，接線方便、牢固，接觸可靠性高，抗振性強(qiáng)，安全防護(hù)性好；
● 安裝方式：與接觸器接插安裝或獨(dú)立安裝。
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