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泉州海拓商贸有限公司是一家拥有自主进出口权的新型的现代化贸易公司,主要代理*品牌的*阀门(减压阀、角座阀、电磁阀等)、*水泵、*仪器仪表(涡街流量计、涡轮流量计、电磁流量计、智能流量仪等)、断路器、变频器、继电器、接触器、控制开关、传送器、传感器、发电机组等,产品*各地,在消费者当中享有较高的*,公司与多家*售商和代理商建立了长期稳定的合作关系。
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公司主营的*泵阀、工业自动化产品、电子元器件等品种*、价格合理,坚持“*,*”的原则,殷切期待与社会各界朋友的真诚合作,携手共进,共创辉煌!
额定值
项目 | 双* | 4* | ||
阻性负载(cosφ=1) | 感性负载(cosφ=0.4、L/R=7ms) | 阻性负载(cosφ=1) | 感性负载(cosφ=0.4、L/R=7ms) | |
额定负载 | 5A,220VAC 5A,24VDC | 2A,220VAC 2A,24VDC | 3A,220VAC 3A,24VDC | 0.8A,220VAC 1.5A,24VDC |
负载电流 | 5A | 3A | ||
*大开关电压 | 250VAC,125VDC | 250VAC,125VDC | ||
*大开关电流 | 5A | 3A | ||
*大开关容量 | 1,100VA 120W | 440VA 48W | 660VA 72W | 176VA 36W |
*小容许负载 | 1mA,5VDC | 1mA,1VDC | ||
接点材质 | 银 | 银+镀金 |
注. P水平:λ= 0.1×10-6/操作,参考值
接触电阻 | 50mΩ以下 | ||
动作时间 | 25ms以下 | ||
复位时间 | 25ms以下 | ||
操作频率 | 机械 | 18,000次/小时 | |
电气 | 18,000次/小时 | ||
*缘电阻 | 100MΩ以上(在500VDC) | ||
*缘强度 | 线圈与接点间 | 2,000VAC,50/60 Hz 1分钟 | |
与同*接点间 | 1,000VAC,50/60 Hz 1分钟 | ||
振动 | 破坏 | 10~55Hz,1.0mm双振幅 | |
故障 | 10~55Hz,1.0mm双振幅 | ||
冲击 | 破坏 | 1,000m/s2(约100G) | |
故障 | 200m/s2(约20G) | ||
周围环境温度 | -55℃~70℃(不结冰) | ||
周围环境湿度 | 35%~85%RH | ||
寿命 | 机械(开关频率18,000次/小时) | AC线圈 | 40,000,000次以上 |
DC线圈 | 80,000,000次以上 | ||
电气(开关频率1,800次/小时) | 2* | 400,000次以上(额定负载下) | |
4* | 160,000次以上(额定负载下) | ||
重量 | 约35g |
注.上述值均为初始值。
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