变频器启动设备却工作不正常原因以及解决方法。在现场，变频器的干扰情况会出现得比较多，且比较严重，甚至导致控制系统无法投入使用，经常会出现以下常见问题现象：
1.变频器一开，有些模拟量信号就会出现不正常，就乱跳；
2.设备和控制器通讯不上，或者出现通讯失败。
出现这些现象，都是由于受到了变频器的干扰。
什么变频器会产生干扰呢？
首先大家都知道变频器是用来改变频率的。变频器包括整流电路和逆变电路，输入的交流电经过整流电路和平波回路，转换成直流电压，再通过逆变器把直流电压变换成不同宽度的脉冲电压(称为脉宽调制电压，PWM)。用这个PWM电压驱动电机，就可以起到调整电机力矩和速度的目的。
Getriebebau Nord SK 272-80 L/4 Getriebemotor
SEW S37 DT63L4803 Winkelgetriebemotor 0,25kW
SEW Eurodrive WA20DT71D4 Winkelgetriebemotor 0,37kW
SEW Eurodrive WA20 /T DT71D2 Winkelgetriebemotor 0,55kW
VEGA Druckmessumformer VEGABAR64 1074991/001
SIEMENS VIPA SSM-BG41 S5 Schnittstellenb?augruppe
SEW MOVIDRIVE MDS60A0015-5A3-?4-00 Nr. 8264988
Graessner P110 Winkelgetriebe 2410AL000009 Power Gear
SIEMENS 1FT6105-1AC71-4?AH1 Servomotor
OMRON F150-C15E-2 Controller & F10-KP Console
SIEMENS 6AV6545-0BA15-2?AX0 6AV6 545-0BA15-2AX0 Panel
Lauer LCA300.00 LCA 300 starline midi Panel
ferrocontrol HD92C4-64S Servomotor
ferrocontrol HD70E4-64S/C43 Servomotor
Siemens 6ES5955-3NA12 6ES5 955-3NA12 6ES5135-3UA42 Rack
Siemens S7 6ES7322-1BH01-0AA0 6ES7 322-1BH01-0AA0
Sütron BT2 101032 Bedienterminal Panel
ABB M2AA080B Drehstrom-Kfiglufermotor 3GAA082002-ASA
Siemens S7 6ES7365-0BA01-0AA0 6ES7 365-0BA01-0AA0
Siemens S7 6ES7323-1BH00-0AA0 6ES7 323-1BH00-0AA0
Siemens S7 6ES7315-2AF02-0AB0 6ES7 315-2AF02-0AB0
SIEMENS 2KG31300VC500CD0 Getriebemotor 0,50 kW
Control Techniques UNI1405 Frequenzumrichter 4,0 kW
Control Techniques UNI2402 Frequenzumrichter 7,5 kW
LS LEROY SOMER SE43401100 Frequenzumrichter 11kW
LS LEROY SOMER UMV 4301 22 T Frequenzumrichter 15kW
TANDLER Zahnrad u. Getriebefabrik FS 01-III Getriebe
Siemens Simatic S5 6ES5470-4UC13 6ES5 470-4UC13
Siemens RT3A4L24 Komplettgert
Pfeiffer Balzers TPH60 Turbo Vacuum Pump German Made
Travaini Baldor 1.5HP 150PSI 3PH 60GAL Vertical Vacuum
WELCH-THOMAS 2585B-50 DRY VACUUM PUMP
One-day shipping available
1 USED BUSCH ROTARY VANE VACUUM PUMP R5 SERIES
LARGE VARIAN ION PUMP EX9127016
CVC Varian PVMS-100 High Vacuum Diffusion Pump 10" 208V
CVC Varian PVMS-100 High Vacuum Diffusion Pump 10" 208V
Leybold-Inficon (LH) Model: IPC-2 Pressure Converter
SIEMENS ELMO-G 2BH1600-1AK22-Z REGENERATIVE BLOWER
HVA HIGH VACUUM APPARATUS 4" ANSI PNEUMATIC GATE VALVE
WORKING ALCATEL CERAMIC MDP 5011 TURBO PUMP
L75438 Varian DS-102 Dual Stage Rotary Vane Vacuum Pump
Ebara FS8 Vacuum Cryo Pump 11" Flange ICP 200L Genesis
Edwards E2M8 High Vacuum Pump Lab Pump
Edwards E2M8 High Vacuum Pump Lab Pump
Edwards E2M8 High Vacuum Pump Lab Pump 220 Volt
EDWARDS 30 E2M30 VACUUM PUMP WORKING
NICE VARIAN TURBO V550 POWER SUPPLY VACUUM
Varian Vaclon 921-0062 Controller & 924-0750 Cable
ALCATEL PASCAL TYPE 2015 C2 ROTARY VANE VACUUM PUMP
One-day shipping available
GRUNDFOS CRK2-260/2 H2O HYD FLD PUMP WATER 380-440V
客服1