接觸器主要用于交流50Hz(60Hz),額定工作電壓至660V(1140V),額定工作電流至1000A的電力系統(tǒng)中,用以接通和分斷電路,控制電動機的起動,分斷和反接制動。并可與適當?shù)臒崂^電器或電子保護裝置組合成電動機起動器,以保護可能發(fā)生過載的電路或電動機
型號 | CJ40-12 | CJ40-25 | CJ40-50 | CJ40-125 | CJ40-250 | CJ40-500 | CJ40-1000 | ||||||||||||||
基本規(guī)格代號 | 9 | 12 | 16 | 25 | 32 | 40 | 50 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | |
極數(shù) | 4 | 4 | 3 | 3、4 | 3、4 | 3、4 | 3 | ||||||||||||||
約定發(fā)熱電流(lth) A | 20 | 20 | 32 | 32 | 60 | 60 | 60 | 80 | 80 | 125 | 125 | 250 | 250 | 250 | 500 | 500 | 500 | 800 | 800 | 1000 | |
額定絕緣電壓(Ui) V | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | |
AC-1額定工作電流(le)A | 20 | 20 | 32 | 32 | 60 | 60 | 60 | 80 | 80 | 125 | 125 | 250 | 250 | 250 | 500 | 500 | 500 | 630 | 800 | 1000 | |
AC-2 AC-3額定工作電流(le)A | 220V | 9 | 12 | 16 | 25 | 32 | 40 | 50 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 |
380V | 9 | 12 | 16 | 25 | 32 | 40 | 50 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | |
660V | 9 | 9 | 14 | 14 | 25 | 25 | 25 | 63 | 63 | 80 | 80 | 125 | 125 | 125 | 315 | 315 | 315 | 500 | 500 | 500 | |
1140V | - | - | - | - | - | - | - | - | - | - | 40 | - | - | 80 | - | - | 160 | - | - | 400 | |
AC-4額定工作電流(le)A | 220V | 3.5 | 4.5 | 8 | 9 | 16 | 20 | 25 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | - |
380V | 3.5 | 4.5 | 8 | 9 | 16 | 20 | 25 | 63 | 80 | 100 | 110 | 160 | 200 | 225 | 250 | 315 | 400 | 500 | 630 | - | |
660V | 3.5 | 4.5 | 7 | 7 | 12.5 | 12.5 | 12.5 | 63 | 63 | 80 | 80 | 125 | 125 | 125 | 250 | 315 | 315 | 500 | 500 | - | |
1140V | - | - | - | - | - | - | - | - | - | - | 40 | - | - | 80 | - | - | 160 | - | - | - | |
AC-3額定工作功率(Pe)kW | 220V | 2.2 | 3 | 4 | 7.5 | 7.5 | 11 | 15 | 18.5 | 22 | 30 | 37 | 45 | 55 | 75 | 90 | 110 | 150 | 200 | 250 | 360 |
380V | 4 | 5.5 | 7.5 | 11 | 15 | 18.5 | 25 | 30 | 37 | 45 | 55 | 75 | 90 | 132 | 160 | 220 | 280 | 335 | 450 | 625 | |
660V | 7.5 | 7.5 | 13 | 13 | 25 | 25 | 25 | 55 | 55 | 75 | 75 | 110 | 110 | 110 | 300 | 300 | 300 | 475 | 475 | 475 | |
1140V | - | - | - | - | - | - | - | - | - | - | 55 | - | - | 110 | - | - | 220 | - | - | 600 | |
主觸頭接通/分斷能力 AC-4 | 12le/10le | 10le/8le | |||||||||||||||||||
AC-3主觸頭電壽命 萬次 380V | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 60 | 60 | 60 | 300 | 300 | 300 | |
機械壽命 萬次 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 600 | 600 | 600 | 300 | 300 | OOO | |
線圈起動容量 VA/W | 76 | 76 | 103 | 103 | 209 | 209 | 209 | 560/213 | 946-416 | 1710/565 | 3578/796 | ||||||||||
線圈吸持容量 VA | 3 | 3 | 4 | 4 | 6 | 6 | 6 | 57/23.5 | 82/35 | 152/65 | 250/118 | ||||||||||
線圈吸引電壓 V | 85%~110%Us | ||||||||||||||||||||
線圈釋放電壓 V | 20%~75%Us | ||||||||||||||||||||
380V時配合的熔斷器型號 | RT16-25 | RT16-50 | RT16-100 | RT16-250 | RT16-315 | RT16-500 | RT16-630 | RT17-4/800 | RT17-4/1250 |