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除傳統(tǒng)的熱磁脫扣器外,電子脫扣器也得到了廣泛應(yīng)用。電子脫扣器的一個(gè)重要優(yōu)點(diǎn)在于在環(huán)境溫度變化的情況下,仍能穩(wěn)定地工作。
過載長延時(shí)保護(hù)。采用熱動(dòng)式(雙金屬元件)作過載長延時(shí)保護(hù)時(shí),其動(dòng)作源為I2R,交流的電流有效值與直流的平均值相等,因此不需要任何改制即可使用。但對(duì)大電流規(guī)格,采取電流互感器的二次側(cè)電流加熱者,則因互感器無法使用于直流電路而不能使用?! ∪绻^載長延時(shí)脫扣器是采用全電磁式(液壓式,即油杯式),則延時(shí)脫扣特性要變化,最小動(dòng)作電流要變大110%—140%,因此,交流全電磁式脫扣器不能用于直流電路(如要用則要重新設(shè)計(jì))。
◇短路保護(hù)。 熱動(dòng)—電磁型交流斷路器的短路保護(hù)是采用磁鐵系統(tǒng)的,它用于經(jīng)濾波后的整流電路(直流),需將原交流的整定電流值乘上一個(gè)1.3的系數(shù)。全電磁型的短路保護(hù)與熱動(dòng)電磁型相同。
CM1-63L/3300. CM1-63M/3300. CM1-63H/3300. CM1-63/4300B.
CM1-63L/3310. CM1-63M/3310. CM1-63H/3300. CM1-63/4310B.
CM1-63L/3320. CM1-63M/3320. CM1-63H/3320. CM1-63/4320B.
CM1-63L/3330. CM1-63M/3330. CM1-63H/3330. CM1-63/4330B.
CM1-63L/3340. CM1-63M/3340. CM1-63H/3340. CM1-63/4340B.
CM1-63L/3350. CM1-63M/3350. CM1-63H/3350. CM1-63/4350B.
CM1-100/2300. CM1-100/2310. CM1-100/2320.
CM1-100C/3300. CM1-100/L3300. CM1-100M/3300. CM1-100H/3300. CM1-100/4300. CM1-100C/3310. CM1-100L/3310. CM1-100M/3310. CM1-100H/3310. CM1-100/4310.
CM1-100C/3320. CM1-100L/3320. CM1-100M/3320. CM1-100H/3320. CM1-100/4320.
CM1-100C/3330. CM1-100L/3330. CM1-100M/3330. CM1-100H/3330. CM1-100/4330.
CM1-100C/3340;CM1-100L/3340. CM1-100M/3340. CM1-100H/3340. CM1-1004340.
CM1-100C/3350. CM1-100L/3350. CM1-100M/3350. CM1-100H/3350. CM1-100/4350.
CM1-100C/3360. CM1-100L/3360. CM1-100M/3360. CM1-100H/3360. CM1-100/4360.
CM1-100C/3370. CM1-100L/3370. CM1-100M/3370. CM1-100H/3370. CM1-100/4370.
CM1-100C/3308. CM1-100L/3308. CM1-100M/3308. CM1-100H/3308. CM1-1004/308.
CM1-100C/33002. CM1-100L/33002. CM1-100M33002. CM1-100H33002. CM1-100/43002
CM1-160/2300. CM1-160/2310. CM1-160/2320.
CM1-160C/3300. CM1-160L/3300. CM1-160M/3300. CM1-160H/3300. CM1-160/4300. CM1-160C/3310. CM1-160L/3310. CM1-160M/3310. CM1-160H/3310. CM1-160/4310.
CM1-160C/3320. CM1-160L/3320. CM1-160M/3320. CM1-160H/3320. CM1-160/4320.
CM1-160C/3330. CM1-160L/3330. CM1-160M/3330. CM1-160H/3330. CM1-160/4330.
CM1-160C/3340. CM1-160L/3340. CM1-160M/3340. CM1-160H/3340. CM1-160/4340.
CM1-160C/3350. CM1-160L/3350. CM1-160M/3350. CM1-160H/3350. CM1-160/4350.
CM1-160C/3360. CM1-160L/3360. CM1-160M/3360. CM1-160H/3360. CM1-160/4360.
CM1-160C/3370. CM1-160L/3370. CM1-160M/3370. CM1-160H/3370. CM1-160/4370.
CM1-160C/3308. CM1-160L/3308. CM1-160M/3308. CM1-160H/3308. CM1-160/4308.
CM1-160C/33002. CM1-160L/33002. CM1-160M/33002. CM1-160H/33002. CM1-160/43002
CM1-225/2300. CM1-225/2310. CM1-225/2320.
CM1-225C/3300. CM1-225L/3300. CM1-225M/3300. CM1-225H/3300. CM1-225/4300. CM1-225C/3310. CM1-225L/3310. CM1-225M/3310. CM1-225H/3310. CM1-225/4310.
CM1-225C/3320. CM1-225L/3320. CM1-225M/3320. CM1-225H/3320. CM1-225/4320.
CM1-225C/3330. CM1-225L/3330. CM1-225M/3330. CM1-225H/3330. CM1-225/4330.
CM1-225C/3340. CM1-225L/3340. CM1-225M/3340. CM1-225H/3340. CM1-225/4340.
CM1-225C/3350. CM1-225L/3350. CM1-225M/3350. CM1-225H/3350. CM1-225/4350.
CM1-225C/3360. CM1-225L/3360. CM1-225M/3360. CM1-225H/3360. CM1-225/4360.
CM1-225C/3370. CM1-225L/3370. CM1-225M/3370. CM1-225H/3370. CM1-225/4370.
CM1-225C/3308. CM1-225L/3308. CM1-225M/3308. CM1-225H/3308. CM1-225/4308.
CM1-225C/33002. CM1-225L/33002. CM1-225M/33002. CM1-225H/33002. CM1-225/43002
CM1-250L/3300. CM1-250M/3300. CM1-250H/3300. CM1-250/4300.
CM1-250L/3310. CM1-250M/3310. CM1-250M/4310 CM1-250/4310.
CM1-250L/3320. CM1-250M/3320. CM1-250H/3320. CM1-250/4320.
CM1-250L/3330. CM1-250M/3330. CM1-250H/3330. CM1-250/4330.
CM1-250L/3340. CM1-250M/3340. CM1-250H/3340. CM1-250/4340.
CM1-250L/3350. CM1-250M/3350. CM1-250H/3350. CM1-250/4350.
CM1-250L/3360. CM1-250M/3360. CM1-250H/3360. CM1-250/4360.
CM1-250L/3370. CM1-250M/3370. CM1-250H/3370. CM1-250/4370.
CM1-250L/3308. CM1-250M/3308. CM1-250H/3308. CM1-250/4308.
CM1-250L/33002. CM1-250M/33002. CM1-250H/33002. CM1-250/43002.
CM1-400C/3300. CM1-400L/3300. CM1-400M/3300. CM1-400H/3300. CM1-400/4300. CM1-400/C3310. CM1-400/L3310. CM1-400M/3310. CM1-400H/3310. CM1-400/4310.
CM1-400C/3320. CM1-400L/3320. CM1-400M/3320. CM1-400H/3320. CM1-400/4320.
CM1-400C/3330. CM1-400L/3330. CM1-400M/3330. CM1-400H/3330. CM1-400/4330.
CM1-400C/3340. CM1-400L/3340. CM1-400M/3340. CM1-400H/3340. CM1-400/4340.
CM1-400C/3350. CM1-400L/3350. CM1-400M/3350. CM1-400H/3350. CM