品牌:DONGYING 型号:CKJ5-□/1140(660) 额定电压:1140(660)（V） 额定电流:125（A） 机械寿命:300000（万次） 电寿命:600000（万次） 产品:CCC 适用范围:1
CKJ5系列交流低压真空接触器
1 主要用途及适用范围
CKJ5系列交流低压真空接触器适用交流50Hz，主回路额定工作电压至1140V额定工作电流分别至400A、250A、125A的电力系统中，接通与分断线路及频繁地起动和控制交流电动机用；并适用各种保护装置（JDB电子综合保护器，JR9型过流保护装置，阻容吸收装置）组成电磁起动器，*适用于组成*爆电磁起动器。
2 主要技术参数见表 1
表 1
项 目 | CKJ5— | |||||||
63 | 125 | 250 | 400 | |||||
额定工作电压 （V） | 主电路
| 1140/660/380 | ||||||
辅助电路
| 380/220 | |||||||
控制电路
| 36 | |||||||
额定操作频率
| AC-3
| 600 | ||||||
AC-4
| 120 | |||||||
短时操作频率 次/h(20s)
| 2000 | |||||||
接通能力 A 100次
| 1250 | 1250 | 2500 | 2500 | ||||
分断能力 A 25次
| 1000 | 1000 | 2000 | 2000 | ||||
*限分断能力 A 3次
| 2000 | 2000 | 4500 | 4500 | ||||
承受过载电流能力 A 10s
| 1000 | 1000 | 2000 | 2000 | ||||
承受工频耐压能力
(*值)V历时1min
| 主回路 | 4200 | ||||||
辅助电路
| 2500 | |||||||
控制电路 | 2000 | |||||||
电寿命 万次 | AC-3 | 60×104 | ||||||
AC-4 | 6×104 | 6×104 | 6×104 | 2×104 | ||||
机械寿命 万次 | 300×104 | |||||||
3 辅助触点数量
CKJ5-63 | 2常开2常闭 | 跟据需要可增加辅助触头数量 |
CKJ5-125 | 2常开2常闭 | |
CKJ5-250 | 4常开3常闭 | |
CKJ5-400 | 4常开3常闭 |
4 外形尺寸和重量
产品型号
| 主触头
| 外形尺寸
mm | 安装尺寸
mm | 安装孔
mm
| 质量
kg
| |
开距 mm
| *程 mm | |||||
CKJ5-63 | 1.8&plu*n;0.2 | 1&plu*n;0.2 | 140×121×108 | 95×73 | 4-Φ9.5 | 2.5 |
CKJ5-125 | 1.8&plu*n;0.2 | 1&plu*n;0.2 | 176×151×128 | 107×87
| 4-Φ9.5
| 4 |
CKJ5-250 | 2&plu*n;0.2
| 1&plu*n;0.2 | 182×205×183 | 160×160
| 4-Φ12.5
| 8 |
CKJ5-400 | 2&plu*n;0.2 | 1&plu*n;0.2 | 216×214×188 | 180×160 | 4-Φ11 | 12 |
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友情链接： 深圳市元东发电子有限公司
