锦州市DACO接触器DRA-06,DRA-08,DRA-10,DRA-12,DRA-16,PARKER派克18RAOPNCSFS8MMVESP
PARKER派克18RISFS8MMVESP
PARKER派克18RISFS8MM3.25
PARKER派克18RISFS8MM
PARKER派克18RAOPNCSFS6MMVESP
PARKER派克18RISTS6MMVESP
PARKER派克18RISTS6MM3.25
PARKER派克18RISTS6MM
PARKER派克18RAOPNCSTS8MMVESP
PARKER派克18RISTS8MMVESP
PARKER派克18RISTS8MM3.25
PARKER派克18RISTS8MM
PARKER派克18RAOPNCSFS8FFVESP
PARKER派克18RISFS8FFVESP
PARKER派克18RISFS8FF3.25
PARKER派克18RISFS8FF
PARKER派克18RAOPNCSFS6FFVESP
PARKER派克18RISTS6FFVESP
PARKER派克18RISTS6FF3.25
PARKER派克18RISTS6FF
PARKER派克18RAOPNCSTS8FFVESP
PARKER派克18RISTS8FFVESP
PARKER派克18RISTS8FF3.25
PARKER派克18RISTS8FF
PARKER派克17RAOPNCSFS8MMVESP
PARKER派克17RISFS8MMVESP
PARKER派克17RISFS8MM3.25
PARKER派克17RISFS8MM
PARKER派克17RAOPNCSTS8MMVESP
PARKER派克17RISTS8MMVESP
PARKER派克17RISTS8MM3.25
PARKER派克17RISTS8MM
PARKER派克17RAOPNCSFS8FFVESP
PARKER派克17RISFS8FFVESP
PARKER派克17RISFS8FF3.25
PARKER派克17RISFS8FF
PARKER派克17RAOPNCSTS8FFVESP
PARKER派克17RISTS8FFVESP
PARKER派克17RISTS8FF3.25
PARKER派克17RISTS8FF
PARKER派克气缸GDC100-25 1/2
PARKER派克气缸GDC100-50 1/2
PARKER派克气缸GDC100-75 1/2
PARKER派克气缸GDC100-100 1/2
PARKER派克气缸GDC100-125 1/2
PARKER派克气缸GDC100-150 1/2
PARKER派克气缸GDC100-200 1/2
PARKER派克气缸GDC100-250 1/2
PARKER派克气缸GDC100-300 1/2
PARKER派克气缸GDC100-350 1/2
PARKER派克气缸GDC100-400 1/2
PARKER派克气缸GDC100-450 1/2
PARKER派克气缸GDC100-500 1/2
PARKER派克气缸GDC100-550 1/2
PARKER派克气缸GDC100-600 1/2
PARKER派克气缸GDC100-650 1/2
PARKER派克气缸GDC100-700 1/2
PARKER派克气缸GDC100-750 1/2
PARKER派克气缸GDC100-800 1/2
PARKER派克气缸GDC100-850 1/2
PARKER派克气缸GDC100-900 1/2
PARKER派克气缸GDC100-950 1/2
PARKER派克气缸GDC100-1000 1/2
PARKER派克气缸GDC80-25 1/2
PARKER派克气缸GDC80-50 1/2
PARKER派克气缸GDC80-75 1/2
PARKER派克气缸GDC80-100 1/2
PARKER派克气缸GDC80-125 1/2
PARKER派克气缸GDC80-150 1/2
PARKER派克气缸GDC80-200 1/2
PARKER派克气缸GDC80-250 1/2
PARKER派克气缸GDC80-300 1/2
PARKER派克气缸GDC80-350 1/2
PARKER派克气缸GDC80-400 1/2
PARKER派克气缸GDC80-450 1/2
PARKER派克气缸GDC80-500 1/2
PARKER派克气缸GDC80-550 1/2
PARKER派克气缸GDC80-600 1/2
PARKER派克气缸GDC80-650 1/2
PARKER派克气缸GDC80-700 1/2
PARKER派克气缸GDC80-750 1/2
PARKER派克气缸GDC80-800 1/2
PARKER派克气缸GDC80-850 1/2
PARKER派克气缸GDC80-900 1/2
PARKER派克气缸GDC80-950 1/2
PARKER派克气缸GDC80-1000 1/2
PARKER派克气缸GDC50-25 3/8
PARKER派克气缸GDC50-50 3/8
PARKER派克气缸GDC50-75 3/8
PARKER派克气缸GDC50-100 3/8
PARKER派克气缸GDC50-125 3/8
PARKER派克气缸GDC125-25 1/2
PARKER派克气缸GDC125-50 1/2
PARKER派克气缸GDC125-75 1/2
PARKER派克气缸GDC125-100 1/2
PARKER派克气缸GDC125-125 1/2
PARKER派克气缸GDC125-150 1/2
PARKER派克气缸GDC125-200 1/2
PARKER派克气缸GDC125-250 1/2
PARKER派克气缸GDC125-300 1/2
PARKER派克气缸GDC125-350 1/2
PARKER派克气缸GDC125-400 1/2
PARKER派克气缸GDC125-450 1/2
PARKER派克气缸GDC125-500 1/2
PARKER派克气缸GDC125-550 1/2
PARKER派克气缸GDC125-600 1/2
PARKER派克气缸GDC125-650 1/2
PARKER派克气缸GDC125-700 1/2
PARKER派克气缸GDC125-750 1/2
PARKER派克气缸GDC125-800 1/2
PARKER派克气缸GDC125-850 1/2
PARKER派克气缸GDC125-900 1/2
PARKER派克气缸GDC125-950 1/2
PARKER派克气缸GDC125-1000 1/2
PARKER派克气缸GDC50-150 3/8
PARKER派克气缸GDC50-200 3/8
PARKER派克气缸GDC50-250 3/8
PARKER派克气缸GDC50-300 3/8过热保护功能:通过软起动器内部热继电器检测晶闸管散热器的温度,一旦散热器温度超过允许值后自动关断晶闸管,并发出报警信号。测量回路参数功能:电动机工作时,软启动器内的检测器一直监视着电动机运行状态,并将监测到的参数送给CPU进行处理,CPU将监测参数进行分析、存储、显示。因此电动机软起动器还具有测量回路参数的功能。其它功能:通过电子电路的组合,还可在系统中实现其它种种联锁保护。主要应用交流鼠笼异步电动机由于结构简单,控制方便,效率高而被人们广泛地应用于机械设备的拖动中。在民用建筑中的大多数机械设备如消防泵、喷淋泵、生活泵、冷冻机组等的动力都是交流鼠笼异步电机。当建筑物层数较高或规模较大时。
PARKER派克气缸GDC50-350 3/8
PARKER派克气缸GDC50-400 3/8
PARKER派克气缸GDC50-450 3/8
PARKER派克气缸GDC50-500 3/8
PARKER派克气缸GDC50-550 3/8
PARKER派克气缸GDC50-600 3/8
PARKER派克气缸GDC50-650 3/8
PARKER派克气缸GDC50-700 3/8
PARKER派克气缸GDC50-750 3/8
PARKER派克气缸GDC50-800 3/8
PARKER派克气缸GDC50-850 3/8
PARKER派克气缸GDC50-900 3/8
PARKER派克气缸GDC50-950 3/8
PARKER派克气缸GDC50-1000 3/8
PARKER派克气缸GDC40-25 1/4
PARKER派克气缸GDC40-50 1/4
PARKER派克气缸GDC40-75 1/4
PARKER派克气缸GDC40-100 1/4
PARKER派克气缸GDC40-125 1/4
PARKER派克气缸GDC40-150 1/4
PARKER派克气缸GDC40-200 1/4
PARKER派克气缸GDC40-250 1/4
PARKER派克气缸GDC40-300 1/4
PARKER派克气缸GDC40-350 1/4
PARKER派克气缸GDC40-400 1/4
PARKER派克气缸GDC40-450 1/4
PARKER派克气缸GDC40-500 1/4
PARKER派克气缸GDC40-550 1/4
PARKER派克气缸GDC40-600 1/4
PARKER派克气缸GDC40-650 1/4
PARKER派克气缸GDC40-700 1/4
PARKER派克气缸GDC40-750 1/4
PARKER派克气缸GDC40-800 1/4
PARKER派克气缸GDC40-850 1/4
PARKER派克气缸GDC40-900 1/4
PARKER派克气缸GDC40-950 1/4
PARKER派克气缸GDC40-1000 1/4
PARKER派克气缸GDC150-25 1/2
PARKER派克气缸GDC150-50 1/2
PARKER派克气缸GDC150-75 1/2
PARKER派克气缸GDC150-100 1/2
PARKER派克气缸GDC150-125 1/2
PARKER派克气缸GDC150-150 1/2
PARKER派克气缸GDC150-200 1/2
PARKER派克气缸GDC150-250 1/2
PARKER派克气缸GDC150-300 1/2
PARKER派克气缸GDC150-350 1/2
PARKER派克气缸GDC150-400 1/2
PARKER派克气缸GDC150-450 1/2
PARKER派克气缸GDC150-500 1/2
PARKER派克气缸GDC150-550 1/2
PARKER派克气缸GDC150-600 1/2
PARKER派克气缸GDC150-650 1/2
PARKER派克气缸GDC150-700 1/2
PARKER派克气缸GDC150-750 1/2
PARKER派克气缸GDC150-800 1/2
PARKER派克气缸GDC150-850 1/2
PARKER派克气缸GDC150-900 1/2
PARKER派克气缸GDC150-950 1/2
PARKER派克气缸GDC150-1000 1/2
PARKER派克气缸PK1A20-25 1/8
PARKER派克气缸PK1A20-50 1/8
PARKER派克气缸PK1A20-75 1/8
PARKER派克气缸PK1A20-100 1/8
PARKER派克气缸PK1A20-125 1/8
PARKER派克气缸PK1A20-150 1/8
PARKER派克气缸PK1A20-175 1/8
PARKER派克气缸PK1A20-200 1/8
PARKER派克气缸PK1A20-250 1/8
PARKER派克气缸PK1A20-300 1/8
PARKER派克气缸PK1A20-350 1/8
PARKER派克气缸PK1A20-400 1/8
PARKER派克气缸PK1A20-450 1/8
PARKER派克气缸PK1A20-500 1/8
PARKER派克气缸PK1A20-550 1/8
PARKER派克气缸PK1A20-600 1/8
PARKER派克气缸PK1A20-650 1/8
PARKER派克气缸PK1A20-700 1/8
PARKER派克气缸PK1A25-25 1/8
PARKER派克气缸PK1A25-50 1/8
PARKER派克气缸PK1A25-75 1/8
PARKER派克气缸PK1A25-100 1/8
PARKER派克气缸PK1A25-125 1/8
PARKER派克气缸PK1A25-150 1/8
PARKER派克气缸PK1A25-175 1/8
PARKER派克气缸PK1A25-200 1/8
PARKER派克气缸PK1A25-250 1/8
PARKER派克气缸PK1A25-300 1/8
PARKER派克气缸PK1A25-350 1/8
PARKER派克气缸PK1A25-400 1/8
PARKER派克气缸PK1A25-450 1/8
PARKER派克气缸PK1A25-500 1/8
PARKER派克气缸PK1A25-550 1/8
PARKER派克气缸PK1A25-600 1/8
PARKER派克气缸PK1A25-650 1/8
PARKER派克气缸PK1A25-700 1/8
PARKER派克气缸PK1A40-25 1/4
PARKER派克气缸PK1A40-50 1/4
PARKER派克气缸PK1A40-75 1/4
PARKER派克气缸PK1A40-100 1/4
PARKER派克气缸PK1A40-125 1/4
PARKER派克气缸PK1A40-150 1/4
PARKER派克气缸PK1A40-175 1/4
PARKER派克气缸PK1A40-200 1/4
PARKER派克气缸PK1A40-250 1/4
PARKER派克气缸PK1A40-300 1/4
PARKER派克气缸PK1A40-350 1/4
PARKER派克气缸PK1A40-400 1/4
PARKER派克气缸PK1A40-450 1/4
PARKER派克气缸PK1A40-500 1/4
PARKER派克气缸PK1A40-550 1/4
PARKER派克气缸PK1A40-600 1/4
PARKER派克气缸PK1A40-650 1/4
PARKER派克气缸PK1A40-700 1/4
PARKER派克气缸PDC6-5 M5
PARKER派克气缸PDC6-10 M5
PARKER派克气缸PDC6-15 M5
PARKER派克气缸PDC6-20 M5
PARKER派克气缸PDC6-25 M5
PARKER派克气缸PDC6-30 M5
PARKER派克气缸PDC6-35 M5
PARKER派克气缸PDC6-40 M5
PARKER派克气缸PDC6-45 M5
PARKER派克气缸PDC6-50 M5
PARKER派克气缸PDC6-60 M5
PARKER派克气缸PDC6-70 M5
PARKER派克气缸PDC6-75 M5
PARKER派克气缸PDC6-100 M5
PARKER派克气缸PDC10-5 M5
PARKER派克气缸PDC10-10 M5
PARKER派克气缸PDC10-15 M5
PARKER派克气缸PDC10-20 M5
PARKER派克气缸PDC10-25 M5
PARKER派克气缸PDC10-30 M5
PARKER派克气缸PDC10-35 M5
PARKER派克气缸PDC10-40 M5
PARKER派克气缸PDC10-45 M5
PARKER派克气缸PDC10-50 M5
PARKER派克气缸PDC10-60 M5
PARKER派克气缸PDC10-65 M5
PARKER派克气缸PDC10-70 M5
PARKER派克气缸PDC10-75 M5
PARKER派克气缸PDC10-100 M5
PARKER派克气缸PDC10-125 M5
PARKER派克气缸PDC10-150 M5
PARKER派克气缸PDC16-5 M5
PARKER派克气缸PDC16-10 M5
PARKER派克气缸PDC16-15 M5
PARKER派克气缸PDC16-20 M5
PARKER派克气缸PDC16-25 M5
PARKER派克气缸PDC16-30 M5
PARKER派克气缸PDC16-35 M5
PARKER派克气缸PDC16-40 M5
PARKER派克气缸PDC16-45 M5
PARKER派克气缸PDC16-50 M5
PARKER派克气缸PDC16-60 M5成为工业、农业、交通运输、科研以至商业、民用电器等方面争相采用的元件。主要生产厂家编辑主要厂家品牌:ST,NXP/PHILIPS,NEC,ON/MOTOROLA,RENESAS/MITSUBISHI,LITTELFUSE/TECCOR,TOSHIBA,JX,SANREX,SANKEN,SEMIKRON,EUPEC,IR,JBL等。术语编辑IT(AV)--通态平均电流VRRM--反向重复峰值电压IDRM--断态重复峰值电流ITSM--通态一个周波不重复浪涌电流VTM--通态峰值电压IGT--门极触发电流VGT--门极触发电压IH--维持电流dv/dt--断态电压临界上升率di/dt--通态电流临界上升率Rthjc--结壳热阻ⅥSO--模块绝缘电压Tjm--额定结温VDRM--断态重复峰值电压IRRM--反向重复峰值电流IF(AV)--正向平均电流PGM--门极峰值功率PG----门极平均功率延伸阅读编辑栅极上的噪声电平在有电噪声的环境中。
PARKER派克气缸PDC16-65 M5
PARKER派克气缸PDC16-70 M5
PARKER派克气缸PDC16-75 M5
PARKER派克气缸PDC16-100 M5
PARKER派克气缸PDC16-125 M5
PARKER派克气缸PDC16-150 M5
PARKER派克气缸PDC16-175 M5
PARKER派克气缸PDC16-200 M5
PARKER派克气缸GDCTDM100-50
PARKER派克气缸GDCTDM100-75
PARKER派克气缸GDCTDM100-100
PARKER派克气缸GDCTDM100-150
PARKER派克气缸GDCTDM100-200
PARKER派克气缸GDCTDM100-250
PARKER派克气缸GDCTDM100-300
PARKER派克气缸GDCTDM100-350
PARKER派克气缸GDCTDM100-400
PARKER派克气缸GDCTDM100-450
PARKER派克气缸GDCTDM100-500
PARKER派克气缸GDCTSM100-50
PARKER派克气缸GDCTSM100-75
PARKER派克气缸GDCTSM100-100
PARKER派克气缸GDCTSM100-150
PARKER派克气缸GDCTSM100-200
PARKER派克气缸GDCTSM100-250
PARKER派克气缸GDCTSM100-300
PARKER派克气缸GDCTSM100-350
PARKER派克气缸GDCTSM100-400
PARKER派克气缸GDCTSM100-450
PARKER派克气缸GDCTSM100-500
PARKER派克气缸GDCTM100-50
PARKER派克气缸GDCTM100-75
PARKER派克气缸GDCTM100-100
PARKER派克气缸GDCTM100-150
PARKER派克气缸GDCTM100-200
PARKER派克气缸GDCTM100-250
PARKER派克气缸GDCTM100-300
PARKER派克气缸GDCTM100-350
PARKER派克气缸GDCTM100-400
PARKER派克气缸GDCTM100-450
PARKER派克气缸GDCTM100-500
PARKER派克调压阀PAR100-M5-B-C M5
PARKER派克调压阀PAR200-02-C 1/4
PARKER派克调压阀PAR302-03 3/8
PARKER派克调压阀PAR403-04 1/2
PARKER派克调压阀AL200-8 1/4
PARKER派克调压阀AL320-10 3/8
PARKER派克调压阀AL420-15 1/2
PARKER派克调压阀AFR200-8 1/4
PARKER派克调压阀AFR200-08-AD20 1/4
PARKER派克调压阀AFR320-10 3/8
PARKER派克调压阀AFR320-10-AD41 3/8
PARKER派克调压阀AFR420-15 1/2
PARKER派克调压阀AFR420-15-AD41 1/2
PARKER派克调压阀AF200-8 1/4
PARKER派克调压阀AF200-8-AD20 1/4
PARKER派克调压阀AF320-10 3/8
PARKER派克调压阀AF320-10-AD41 3/8
PARKER派克调压阀AF420-15 1/2
PARKER派克调压阀AF420-15-AD41 1/2
PARKER派克调压阀AR200-8 1/4
PARKER派克调压阀AR320-10 3/8
PARKER派克调压阀AR420-15 1/2
PARKER派克调压阀PCA200-02-B 1/4
PARKER派克调压阀PCA302-03 3/8
PARKER派克调压阀PCB302-03 3/8
PARKER派克调压阀PCB302-03-D 3/8
PARKER派克调压阀PCA403-04 1/2
PARKER派克调压阀PCB403-04 1/2
PARKER派克调压阀PCB403-04-D 1/2
PARKER派克调压阀PFR100-M5 M5
PARKER派克调压阀PFR200-02 1/4
PARKER派克调压阀PFR302-03 3/8
PARKER派克调压阀PFR302-03-D 3/8
PARKER派克调压阀PFR403-04 1/2
PARKER派克调压阀PFR403-04-D 1/2
PARKER派克调压阀PAF200-02-B 1/4
PARKER派克调压阀PAF302-03 3/8
PARKER派克调压阀PAF302-03-D 3/8
PARKER派克调压阀PAF404-04 1/2
PARKER派克调压阀PAF404-04-D 1/2
PARKER派克调压阀AU210-8 1/4
PARKER派克调压阀AU200-8 1/4例如,互感器进水受潮,虽然可能与制造厂的密封结构和密封材料有关,但是,也有维护管理的问题。一般来说,现场真空脱气不充分或者检修时不进行真空干燥,致使油中溶解气体易饱和或油纸绝缘中残存气泡和含湿较高。所有这些,都将给设备留下隐患。电压互感器[1](PotentialTransformer简称PT,VoltageTransformer简称VT)和变压器类似,是用来变换电压的仪器。但变压器变换电压的目的是方便输送电能,因此容量很大,一般都是以千伏安或兆伏安为计算单位;而电压互感器变换电压的目的,主要是用来给测量仪表和继电保护装置供电,用来测量线路的电压、功率和电能,或者用来在线路发生故障时保护线路中的贵重设备、电机和变压器。
PARKER派克调压阀AU200-8-AD20 1/4
PARKER派克调压阀AU321-10 3/8
PARKER派克调压阀AU320-10 3/8
PARKER派克调压阀AU320-10-AD41 3/8
PARKER派克调压阀AU421-15 1/2
PARKER派克调压阀AU420-15 1/2
PARKER派克调压阀AU420-15-AD41 1/2
PARKER派克电磁阀PHS541S-10-24V 3/8
PARKER派克电磁阀PHS541S-10-24V-D 3/8
PARKER派克电磁阀PHS541S-10-24V-DL 3/8
PARKER派克电磁阀PHS541S-10-24V-FL 3/8
PARKER派克电磁阀PHS541S-10-110V 3/8
PARKER派克电磁阀PHS541S-10-110V-D 3/8
PARKER派克电磁阀PHS541S-10-110V-DL 3/8
PARKER派克电磁阀PHS541S-10-110V-FL 3/8
PARKER派克电磁阀PHS541S-10-220V 3/8
PARKER派克电磁阀PHS541S-10-220V-D 3/8
PARKER派克电磁阀PHS541S-10-220V-DL 3/8
PARKER派克电磁阀PHS541S-10-220V-FL 3/8
PARKER派克电磁阀PHS541S-15-24V 1/2
PARKER派克电磁阀PHS541S-15-24V-D 1/2
PARKER派克电磁阀PHS541S-15-24V-DL 1/2
PARKER派克电磁阀PHS541S-15-24V-FL 1/2
PARKER派克电磁阀PHS541S-15-110V 1/2
PARKER派克电磁阀PHS541S-15-110V-D 1/2
PARKER派克电磁阀PHS541S-15-110V-DL 1/2
PARKER派克电磁阀PHS541S-15-110V-FL 1/2
PARKER派克电磁阀PHS541S-15-220V 1/2
PARKER派克电磁阀PHS541S-15-220V-D 1/2
PARKER派克电磁阀PHS541S-15-220V-DL 1/2
PARKER派克电磁阀PHS541S-15-220V-FL 1/2
PARKER派克电磁阀PHS541D-10-24V 3/8
PARKER派克电磁阀PHS541D-10-24V-D 3/8
PARKER派克电磁阀PHS541D-10-24V-DL 3/8
PARKER派克电磁阀PHS541D-10-24V-FL 3/8
PARKER派克电磁阀PHS541D-10-110V 3/8
PARKER派克电磁阀PHS541D-10-110V-D 3/8
PARKER派克电磁阀PHS541D-10-110V-DL 3/8
PARKER派克电磁阀PHS541D-10-110V-FL 3/8
PARKER派克电磁阀PHS541D-10-220V 3/8
PARKER派克电磁阀PHS541D-10-220V-D 3/8
PARKER派克电磁阀PHS541D-10-220V-DL 3/8
PARKER派克电磁阀PHS541D-10-220V-FL 3/8
PARKER派克电磁阀PHS510C-6-24V 1/8
PARKER派克电磁阀PHS510C-6-24V-L 1/8
PARKER派克电磁阀PHS510C-6-24V-D 1/8
PARKER派克电磁阀PHS510C-6-24V-D-L 1/8
PARKER派克电磁阀PHS510C-6-24V-DL 1/8
PARKER派克电磁阀PHS510C-6-110V 1/8
PARKER派克电磁阀PHS510C-6-110V-L 1/8
PARKER派克电磁阀PHS510C-6-110V-D 1/8
PARKER派克电磁阀PHS510C-6-110V-D-L 1/8
PARKER派克电磁阀PHS510C-6-110V-DL 1/8
PARKER派克电磁阀PHS510C-6-220V 1/8
PARKER派克电磁阀PHS510C-6-220V-L 1/8
PARKER派克电磁阀PHS510C-6-220V-D 1/8
PARKER派克电磁阀PHS510C-6-220V-D-L 1/8
PARKER派克电磁阀PHS510C-6-220V-DL 1/8
PARKER派克电磁阀PHS520P-02-24V 1/4
PARKER派克电磁阀PHS520P-02-24V-D 1/4
PARKER派克电磁阀PHS520P-02-24V-DL 1/4
PARKER派克电磁阀PHS520P-02-24V-FL 1/4
PARKER派克电磁阀PHS520P-02-110V 1/4
PARKER派克电磁阀PHS520P-02-110V-D 1/4
PARKER派克电磁阀PHS520P-02-110V-DL 1/4
PARKER派克电磁阀PHS520P-02-110V-FL 1/4
PARKER派克电磁阀PHS520P-02-220V 1/4
PARKER派克电磁阀PHS520P-02-220V-D 1/4
PARKER派克电磁阀PHS520P-02-220V-DL 1/4
PARKER派克电磁阀PHS520P-02-220V-FL 1/4
PARKER派克电磁阀PHS520E-02-24V 1/4
PARKER派克电磁阀PHS520E-02-24V-D 1/4
PARKER派克电磁阀PHS520E-02-24V-DL 1/4
PARKER派克电磁阀PHS520E-02-24V-FL 1/4
PARKER派克电磁阀PHS520E-02-110V 1/4
PARKER派克电磁阀PHS520E-02-110V-D 1/4
PARKER派克电磁阀PHS520E-02-110V-DL 1/4
PARKER派克电磁阀PHS520E-02-110V-FL 1/4
PARKER派克电磁阀PHS520E-02-220V 1/4
PARKER派克电磁阀PHS520E-02-220V-D 1/4
PARKER派克电磁阀PHS520E-02-220V-DL 1/4
PARKER派克电磁阀PHS520E-02-220V-FL 1/4
PARKER派克电磁阀PHS530D-03-24V 3/8
PARKER派克电磁阀PHS530D-03-24V-D 3/8
PARKER派克电磁阀PHS530D-03-24V-DL 3/8
PARKER派克电磁阀PHS530D-03-24V-FL 3/8
PARKER派克电磁阀PHS530D-03-110V 3/8
PARKER派克电磁阀PHS530D-03-110V-D 3/8
PARKER派克电磁阀PHS530D-03-110V-DL 3/8
PARKER派克电磁阀PHS530D-03-110V-FL 3/8
PARKER派克电磁阀PHS530D-03-220V 3/8
PARKER派克电磁阀PHS530D-03-220V-D 3/8
PARKER派克电磁阀PHS530D-03-220V-DL 3/8
PARKER派克电磁阀PHS530D-03-220V-FL 3/8
PARKER派克电磁阀PHS540S-10-24V 3/8
PARKER派克电磁阀PHS540S-10-24V-D 3/8
PARKER派克电磁阀PHS540S-10-24V-DL 3/8
PARKER派克电磁阀PHS540S-10-24V-FL 3/8
PARKER派克电磁阀PHS540S-10-110V 3/8
PARKER派克电磁阀PHS540S-10-110V-D 3/8
PARKER派克电磁阀PHS540S-10-110V-DL 3/8
PARKER派克电磁阀PHS540S-10-110V-FL 3/8
PARKER派克电磁阀PHS540S-10-220V 3/8
PARKER派克电磁阀PHS540S-10-220V-D 3/8
PARKER派克电磁阀PHS540S-10-220V-DL 3/8
PARKER派克电磁阀PHS540S-10-220V-FL 3/8
PARKER派克电磁阀PHS530C-03-24V 3/8
PARKER派克电磁阀PHS530C-03-24V-D 3/8
PARKER派克电磁阀PHS530C-03-24V-DL 3/8
PARKER派克电磁阀PHS530C-03-24V-FL 3/8
PARKER派克电磁阀PHS530C-03-110V 3/8
PARKER派克电磁阀PHS530C-03-110V-D 3/8
PARKER派克电磁阀PHS530C-03-110V-DL 3/8
PARKER派克电磁阀PHS530C-03-110V-FL 3/8
PARKER派克电磁阀PHS530C-03-220V 3/8
PARKER派克电磁阀PHS530C-03-220V-D 3/8
PARKER派克电磁阀PHS530C-03-220V-DL 3/8
PARKER派克电磁阀PHS530C-03-220V-FL 3/8
PARKER派克电磁阀PHS530P-03-24V 3/8
PARKER派克电磁阀PHS530P-03-24V-D 3/8
PARKER派克电磁阀PHS530P-03-24V-DL 3/8
PARKER派克电磁阀PHS530P-03-24V-FL 3/8
PARKER派克电磁阀PHS530P-03-110V 3/8
PARKER派克电磁阀PHS530P-03-110V-D 3/8
PARKER派克电磁阀PHS530P-03-110V-DL 3/8
PARKER派克电磁阀PHS530P-03-110V-FL 3/8
PARKER派克电磁阀PHS530P-03-220V 3/8
PARKER派克电磁阀PHS530P-03-220V-D 3/8
PARKER派克电磁阀PHS530P-03-220V-DL 3/8
PARKER派克电磁阀PHS530P-03-220V-FL 3/8
PARKER派克电磁阀PHS530E-03-24V 3/8
PARKER派克电磁阀PHS530E-03-24V-D 3/8
PARKER派克电磁阀PHS530E-03-24V-DL 3/8
PARKER派克电磁阀PHS530E-03-24V-FL 3/8变频器工作正常。变频器操作手册上的故障对策表中介绍的皆为较常见的故障,在出现未涉及的一些的代码时应对变频器作检查。(6)MM420/MM440变频器的AOP面板仅能存储一组参数变频器选型手册中介绍AOP面板中能存储10组参数,但在用AOP面板作第二台变频器参数的备份时,显“存储容量不足”。解决办法如下:a)在菜单中选择“语言”项;b)在“语言”项中选择一种不使用的语言;c)按Fn+Δ键选择删除,经提示后按P键确认;这样,AOP面板就可存储10组参数。造成这种现象的原因可能是设计时AOP面板中的内存不够。(7)ABBACS600变频器在运行时直流回路过压跳闸该变频器配置有制动斩波器和制动电阻,但外方调试人员在调试时将电压控制器选择为ON而未使用制动斩波器和制动电阻。
PARKER派克电磁阀PHS530E-03-110V 3/8
PARKER派克电磁阀PHS530E-03-110V-D 3/8
PARKER派克电磁阀PHS530E-03-110V-DL 3/8
PARKER派克电磁阀PHS530E-03-110V-FL 3/8
PARKER派克电磁阀PHS530E-03-220V 3/8
PARKER派克电磁阀PHS530E-03-220V-D 3/8
PARKER派克电磁阀PHS530E-03-220V-DL 3/8
PARKER派克电磁阀PHS530E-03-220V-FL 3/8
PARKER派克电磁阀PHS530S-03-24V 3/8
PARKER派克电磁阀PHS530S-03-24V-D 3/8
PARKER派克电磁阀PHS530S-03-24V-DL 3/8
PARKER派克电磁阀PHS530S-03-24V-FL 3/8
PARKER派克电磁阀PHS530S-03-110V 3/8
PARKER派克电磁阀PHS530S-03-110V-D 3/8
PARKER派克电磁阀PHS530S-03-110V-DL 3/8
PARKER派克电磁阀PHS530S-03-110V-FL 3/8
PARKER派克电磁阀PHS530S-03-220V 3/8
PARKER派克电磁阀PHS530S-03-220V-D 3/8
PARKER派克电磁阀PHS530S-03-220V-DL 3/8
PARKER派克电磁阀PHS530S-03-220V-FL 3/8
PARKER派克电磁阀PHS520C-02-24V 1/4
PARKER派克电磁阀PHS520C-02-24V-D 1/4
PARKER派克电磁阀PHS520C-02-24V-DL 1/4
PARKER派克电磁阀PHS520C-02-24V-FL 1/4
PARKER派克电磁阀PHS520C-02-110V 1/4
PARKER派克电磁阀PHS520C-02-110V-D 1/4
PARKER派克电磁阀PHS520C-02-110V-DL 1/4
PARKER派克电磁阀PHS520C-02-110V-FL 1/4
PARKER派克电磁阀PHS520C-02-220V 1/4
PARKER派克电磁阀PHS520C-02-220V-D 1/4
PARKER派克电磁阀PHS520C-02-220V-DL 1/4
PARKER派克电磁阀PHS520C-02-220V-FL 1/4
PARKER派克电磁阀PHS541D-15-24V 1/2
PARKER派克电磁阀PHS541D-15-24V-D 1/2
PARKER派克电磁阀PHS541D-15-24V-DL 1/2
PARKER派克电磁阀PHS541D-15-24V-FL 1/2
PARKER派克电磁阀PHS541D-15-110V 1/2
PARKER派克电磁阀PHS541D-15-110V-D 1/2
PARKER派克电磁阀PHS541D-15-110V-DL 1/2
PARKER派克电磁阀PHS541D-15-110V-FL 1/2
PARKER派克电磁阀PHS541D-15-220V 1/2
PARKER派克电磁阀PHS541D-15-220V-D 1/2
PARKER派克电磁阀PHS541D-15-220V-DL 1/2
PARKER派克电磁阀PHS541D-15-220V-FL 1/2
PARKER派克电磁阀PHS520S-02-24V 1/4
PARKER派克电磁阀PHS520S-02-24V-D 1/4
PARKER派克电磁阀PHS520S-02-24V-DL 1/4
PARKER派克电磁阀PHS520S-02-24V-FL 1/4
PARKER派克电磁阀PHS520S-02-110V 1/4
PARKER派克电磁阀PHS520S-02-110V-D 1/4
PARKER派克电磁阀PHS520S-02-110V-DL 1/4
PARKER派克电磁阀PHS520S-02-110V-FL 1/4
PARKER派克电磁阀PHS520S-02-220V 1/4
PARKER派克电磁阀PHS520S-02-220V-D 1/4
PARKER派克电磁阀PHS520S-02-220V-DL 1/4
PARKER派克电磁阀PHS520S-02-220V-FL 1/4
PARKER派克电磁阀PHS530SX-03-24V 3/8
PARKER派克电磁阀PHS530SX-03-24V-FL 3/8
PARKER派克电磁阀PHS530SX-03-110V 3/8
PARKER派克电磁阀PHS530SX-03-110V-FL 3/8
PARKER派克电磁阀PHS530SX-03-220V 3/8
PARKER派克电磁阀PHS530SX-03-220V-FL 3/8
PARKER派克电磁阀PHS540D-10-24V 3/8
PARKER派克电磁阀PHS540D-10-24V-D 3/8
PARKER派克电磁阀PHS540D-10-24V-DL 3/8GTO晶闸管的基本结构和SCR类似,它的三个极也是:阳极(A)、阴极(K)和门极(G)。其图行符号也和SCR相似,只是在门极上加一短线,以示区别。GTO晶闸管的基本电路和工作特点是:①在门极G上加正电压或正脉冲(开关S和至位置1)GTO晶闸管即导通。其后,即使撤消控制信号(开关回到位置0),GTO晶闸管仍保持导通。可见,GTO晶闸管的导通过程和SCR的导通过程完全相同。②如在G、K间加入反向电压或较强的反向脉冲(开关和至位置2),可使GTO晶闸管关断。用GTO晶闸管作为逆变器件取得了较为满意的结果,但其关断控制较易失败,故仍较复杂,工作频率也不够高。而几乎是与此同时,大功率管(GTR)迅速发展了起来。
PARKER派克电磁阀PHS540D-10-24V-FL 3/8
PARKER派克电磁阀PHS540D-10-110V 3/8
PARKER派克电磁阀PHS540D-10-110V-D 3/8
PARKER派克电磁阀PHS540D-10-110V-DL 3/8
PARKER派克电磁阀PHS540D-10-110V-FL 3/8
PARKER派克电磁阀PHS540D-10-220V 3/8
PARKER派克电磁阀PHS540D-10-220V-D 3/8
PARKER派克电磁阀PHS540D-10-220V-DL 3/8
PARKER派克电磁阀PHS540D-10-220V-FL 3/8
PARKER派克电磁阀PHS540D-15-24V 1/2
PARKER派克电磁阀PHS540D-15-24V-D 1/2
PARKER派克电磁阀PHS540D-15-24V-DL 1/2
PARKER派克电磁阀PHS540D-15-24V-FL 1/2
PARKER派克电磁阀PHS540D-15-110V 1/2
PARKER派克电磁阀PHS540D-15-110V-D 1/2
PARKER派克电磁阀PHS540D-15-110V-DL 1/2
PARKER派克电磁阀PHS540D-15-110V-FL 1/2
PARKER派克电磁阀PHS540D-15-220V 1/2
PARKER派克电磁阀PHS540D-15-220V-D 1/2
PARKER派克电磁阀PHS540D-15-220V-DL 1/2
PARKER派克电磁阀PHS540D-15-220V-FL 1/2
PARKER派克电磁阀PHS540S-15-24V 1/2
PARKER派克电磁阀PHS540S-15-24V-D 1/2
PARKER派克电磁阀PHS540S-15-24V-DL 1/2
PARKER派克电磁阀PHS540S-15-24V-FL 1/2
PARKER派克电磁阀PHS540S-15-110V 1/2
PARKER派克电磁阀PHS540S-15-110V-D 1/2
PARKER派克电磁阀PHS540S-15-110V-DL 1/2
PARKER派克电磁阀PHS540S-15-110V-FL 1/2
PARKER派克电磁阀PHS540S-15-220V 1/2
PARKER派克电磁阀PHS540S-15-220V-D 1/2
PARKER派克电磁阀PHS540S-15-220V-DL 1/2
PARKER派克电磁阀PHS540S-15-220V-FL 1/2
PARKER派克电磁阀PHS520D-02-24V 1/4
PARKER派克电磁阀PHS520D-02-24V-D 1/4
PARKER派克电磁阀PHS520D-02-24V-DL 1/4
PARKER派克电磁阀PHS520D-02-24V-FL 1/4完全关断同样开关Q1的时间大约是完全导通时间的48倍。当外部负载或C2在启动瞬间要汲取较大电流时,快速导通Q1可能使MAX810输入电压低于其复位门槛电压从而导致复位出现,因此在图2基础上再增加一RC网络以减缓其开通过程,合适地选择R、C可使负载连接过程延续到几个MAX668开关工作周期,使MAX668的输出电压一直高于MAX810的复位门槛电压。假如R、C使Q1的导通时间延长,同时也延长了关断时间。因此需要在电阻上并联一肖特基二极管,以加速当负载过载时关闭Q1的进程。为了获得增强型通道及较低的导通电阻,上述电路均需要采用逻辑电平控制的P沟道MOSFET,如果Q1的导通电阻值较大且在其两端产生较大的压降(特别是低输出电压应用场合或负载离电源的距离较远时)。
PARKER派克电磁阀PHS520D-02-110V 1/4
PARKER派克电磁阀PHS520D-02-110V-D 1/4
PARKER派克电磁阀PHS520D-02-110V-DL 1/4
PARKER派克电磁阀PHS520D-02-110V-FL 1/4
PARKER派克电磁阀PHS520D-02-220V 1/4
PARKER派克电磁阀PHS520D-02-220V-D 1/4
PARKER派克电磁阀PHS520D-02-220V-DL 1/4
PARKER派克电磁阀PHS520D-02-220V-FL 1/4
PARKER派克电磁阀PHS520DX-02-24V 1/4
PARKER派克电磁阀PHS520DX-02-24V-FL 1/4
PARKER派克电磁阀PHS520DX-02-110V 1/4
PARKER派克电磁阀PHS520DX-02-110V-FL 1/4
PARKER派克电磁阀PHS520DX-02-220V 1/4
PARKER派克电磁阀PHS520DX-02-220V-FL 1/4
PARKER派克电磁阀PHS520SX-02-24V 1/4
PARKER派克电磁阀PHS520SX-02-24V-FL 1/4
PARKER派克电磁阀PHS520SX-02-110V 1/4
PARKER派克电磁阀PHS520SX-02-110V-FL 1/4
PARKER派克电磁阀PHS520SX-02-220V 1/4
PARKER派克电磁阀PHS520SX-02-220V-FL 1/4
PARKER派克电磁阀PHS510E-6-24V 1/8
PARKER派克电磁阀PHS510E-6-24V-L 1/8
PARKER派克电磁阀PHS510E-6-24V-D 1/8
PARKER派克电磁阀PHS510E-6-24V-D-L 1/8
PARKER派克电磁阀PHS510E-6-24V-DL 1/8
PARKER派克电磁阀PHS510E-6-110V 1/8
PARKER派克电磁阀PHS510E-6-110V-L 1/8
PARKER派克电磁阀PHS510E-6-110V-D 1/8
PARKER派克电磁阀PHS510E-6-110V-D-L 1/8
PARKER派克电磁阀PHS510E-6-110V-DL 1/8
PARKER派克电磁阀PHS510E-6-220V 1/8
PARKER派克电磁阀PHS510E-6-220V-L 1/8
PARKER派克电磁阀PHS510E-6-220V-D 1/8
PARKER派克电磁阀PHS510E-6-220V-D-L 1/8
PARKER派克电磁阀PHS510E-6-220V-DL 1/8
PARKER派克电磁阀PHS510P-6-24V 1/8
PARKER派克电磁阀PHS510P-6-24V-L 1/8使其在10年使用寿命期内不会明显褪色。9)道路交通信号灯灯壳结构要求采用铝材压铸制造,开启式;外壳表面喷塑,颜色为黑色,美观轻巧,便于维修与安装。10)道路交通信号灯内所有密封应采用硅橡胶材料,使其在10年使用期内在高温和低温环境下不至于出现老化和硬化现象。11)道路交通信号灯除电气零件外其余具有不低于10年的抗老化性能、抗腐蚀性能,在10年使用期内金属件不能出现锈斑。12)道路交通信号灯的附属金属结构件、标准紧固件应用不锈钢制造,以符合GB14887-2006的相关规定。一体化信号灯,不允许采用包箍或支架连接,以保证美观。13)道路交通信号灯出线孔应设置在灯壳的背面,并且能容纳¢20的电缆自由通过。
PARKER派克电磁阀PHS510P-6-24V-D 1/8
PARKER派克电磁阀PHS510P-6-24V-D-L 1/8
PARKER派克电磁阀PHS510P-6-24V-DL 1/8
PARKER派克电磁阀PHS510P-6-110V 1/8
PARKER派克电磁阀PHS510P-6-110V-L 1/8
PARKER派克电磁阀PHS510P-6-110V-D 1/8
PARKER派克电磁阀PHS510P-6-110V-D-L 1/8
PARKER派克电磁阀PHS510P-6-110V-DL 1/8
PARKER派克电磁阀PHS510P-6-220V 1/8
PARKER派克电磁阀PHS510P-6-220V-L 1/8
PARKER派克电磁阀PHS510P-6-220V-D 1/8
PARKER派克电磁阀PHS510P-6-220V-D-L 1/8
PARKER派克电磁阀PHS510P-6-220V-DL 1/8
PARKER派克电磁阀PHS510D-6-24V 1/8
PARKER派克电磁阀PHS510D-6-24V-L 1/8
PARKER派克电磁阀PHS510D-6-24V-D 1/8
PARKER派克电磁阀PHS510D-6-24V-D-L 1/8
PARKER派克电磁阀PHS510D-6-24V-DL 1/8
PARKER派克电磁阀PHS510D-6-110V 1/8
PARKER派克电磁阀PHS510D-6-110V-L 1/8
PARKER派克电磁阀PHS510D-6-110V-D 1/8
PARKER派克电磁阀PHS510D-6-110V-D-L 1/8
PARKER派克电磁阀PHS510D-6-110V-DL 1/8
PARKER派克电磁阀PHS510D-6-220V 1/8
PARKER派克电磁阀PHS510S-6-220V-L 1/8
PARKER派克电磁阀PHS510S-6-220V-D 1/8
PARKER派克电磁阀PHS510S-6-220V-D-L 1/8
PARKER派克电磁阀PHS510S-6-220V-DL 1/8
PARKER派克电磁阀PHS510S-6-24V 1/8
PARKER派克电磁阀PHS510S-6-24V-L 1/8
PARKER派克电磁阀PHS510S-6-24V-D 1/8
PARKER派克电磁阀PHS510S-6-24V-D-L 1/8
PARKER派克电磁阀PHS510S-6-24V-DL 1/8
PARKER派克电磁阀PHS510S-6-110V 1/8
PARKER派克电磁阀PHS510S-6-110V-L 1/8
PARKER派克电磁阀PHS510S-6-110V-D 1/8
PARKER派克电磁阀PHS510S-6-110V-D-L 1/8
PARKER派克电磁阀PHS510S-6-110V-DL 1/8
PARKER派克电磁阀PHS510S-6-220V 1/8
PARKER派克电磁阀PHS510S-6-220V-L 1/8
PARKER派克电磁阀PHS510S-6-220V-D 1/8
PARKER派克电磁阀PHS510S-6-220V-D-L 1/8
PARKER派克电磁阀PHS510S-6-220V-DL 1/8
结构上也比较简单。但是简单电路也可能会产生疑难故障。开关电源的检修不像线性电源那么直观,电路的任一个小环节一振荡、稳压、保护、负载等出现异常,都会使电路出现各种各样的故障现象。上电后无反应,操作显示面板无显示,变频器好像没通电一样。测量控制端子的控制电压和10V频率调整电压都为0,测量变频器主接线端子电阻正常,那么大致上可以断定问题是出在开关电源电路了。过热保护编辑主要有以下几点:⑴风扇运转保护变频器的内装风扇是箱体内部散热的主要手段,它将保证控制电路的正常工作。所以,如果风扇运转不正常,应立即进行保护;⑵逆变模块散热板的过热保护逆变模块是变频器内发生热量的主要部件,也是变频器中重要而又脆弱的部件。
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