西门子6ES7305-1BA80-0AA0

6ES7305-1BA80-0AA0 

高频轴承电流有三种：循环电流、轴接地电流和电容性放电电流。

1、循环电流：大电机定子轭部的高频磁通经过机座、端盖，与轴和轴承形成导电回路；该磁通由绕组泄漏到定子铁心的电容性电流产生，感应出轴电压影响轴承。这个电流可叠加在低频电流之上。

2、泄漏到机座的电流须回流到变频器中；因为机座的电位比地高，故会有部分电流经轴承、轴和传动机械返回至变频器。

3、共模电压在电机内部电容上的电压分布会引起击穿轴承润滑剂的轴电压从而产生高频轴承电流脉冲。如果轴伸没有经传动机械接地而电机机座接地保护时，就会发生这种现象。

防止高频轴电流的方法：

A、适宜的布线和接

CANON BG4-6554 BH8-1754-01 QCD-II PCB .

HP 100MHz-200MHz MULTIPLIER 05370-60124 BOARD

HEADLIFT PCB 146209 ISSUE 1 DEK/0661 CONTROL BOARD

MYRON L COMPANY 750 II SERIES MEGOHMS-CM METER

YASKAWA ELECTRIC AC SERVO MOTOR USAREM-05CFJ11 500W

DIAVAC LIMITED IONIZATION GAUGE CONTROLLER B-A IT-1DA

OLYMPUS U-PS, 100-240V~4.8A 50/60Hz POWER SUPPLY.

CONSULTRONICS NETWORKING ANALYZER COBRA-CQ

AMREL PD20-10A3 PRORAMMABLE DC LINEAR POWER SUPPLY

HP E3610A DC POWER SUPPLY 0-8V,0-3A / 0-15V,0-2A W OPT

AGILENT VXI E8401A MAIN FRAME

PARKER 4000 MOTION CONTROLLER 4000-NP-M

UNIVERSAL WAVEFORM ANALYZER 6100 DATA PRECISION 611-1

Asys Elrest automationssys ASYS/CAN/P100/V1.31/24VDC 

KENWOOD CG-931 NTSC Color Pattern Generator

Siemens Simatic S5 6ES5 482-8MA13 W/Bus Module700-8MA11

MICROSCOPE X & Y AXIS, MICROSCOPE PART.

TAKASAGO REGULATED DC POWER SUPPLY GP0350-05 110VAC

RELIANCE ELECTRIC SERVO MOTOR BDC-T330-BVL, H25F011B46.

ANRITSU THERMO PRINTER AP-210 E 200-800deg

PHASE METRICS 550440000 PS5000 POST AMPLIFIER 040440.

PROQUIP INC 550306000 SPINDLE CONTROL.

DATEX ENGSTROM CPU BOARD AW 4F 889467-2.

HP HEWLETT PACKARD 4745A PAGEWRITER II

OPTO ZOOM 70XL MICROSCOPE LENS S/N A 42559 & 1.0X ACCE.

COLIN PLUSEMATE SPHYGMOMANOMETER BX-5

OLYMPUS CAMERA CABLE ASSY FOR CAMERA HEAD MH-312 IN BOX

Siemens Simatic S5 6ES5 441-8MA11 W/Bus Module700-8MA11

CE WHITE MOUNTAIN DSP-ICE REV 1.0 PCI MATCHMAKER S5920Q

KYORITSU DIGITAL RCD (ELCB) TESTER MODEL 5406. 

Hermle Z 160 M Microcentrifuge with 18 Slot Rotor 230v

LANDMARK GRAPHIC LMG PROCESSOR EMISSIVITY MEASURE 

HP/Agilent 3746A Selective Level Measuring Set OPT 013 

OMRON SYSMAC C200H CPU01-E W/ C200H-MR831 MEMORY UNIT.

ACS DIGITAL CURRENT LOOP SB1001AE-1.

OMRON SYSMAC C200H CPU01-E WITH C200H-MR831 MEMORY UNIT

NIB EPSON SPARE LAMP ELPLP15 REPLACEMENT PROJECTOR LAMP

TEKTRONIX 2230 100mhz DIGITAL STORAGE OSCILLOSCOPE 

Anritsu HFT-50 Precision Digital Surface Thermometer

OMRON SYSMAC CQM1 CPU21 PA203 W/ ID212 & OD212

TEKTRONIX 2230 100mhz DIGITAL STORAGE OSCILLOSCOPE 

HP 6611C SYSTEM DC POWER SUPPLY 0-8V/0-5A W/OPTION 760 

BAUTZ AC SERVOMOTOR M504E-B0101 WITH BREAK

PARKER YOKOGAWA COMPUMOTOR DYNASERV SD1004B64 230VAC

SETRA DATUM 2000 MANOMETER 2239 TRANSDUCER COMPLET SET

Allen Bradley DH/DH+ Interface Module 5130-KA/A CARD

YASKAWA SERVOPACK SGDM-01ADA SERVO DRIVE

BALDOR ENCODERLESS VECTOR DRIVE ZD37D8A04-COD 230VAC

DIAVAC LIMITED COLD CATHODE GAUGE CONTROLLER CT-1DA

BAUTZ AC SERVOMOTOR M506F-B0101-0000-5 WITH BREAK.

LASER OPTRONICS 5-94.110/0L3 WITH OPTREX DMC20434.

Rofin sinar laser 4540640 with 4-50.143/

HP 52803L 10764-60008 A CARD.

Rofin sinar laser 4540640 with 4-50.143/

OMRON SYSMAC CQM1 CPU21 PA206 W/ ID212 & OD213

OMRON SYSMAC CQM1 CPU21 W/ ID212 & OD213

OLYMPUS IV-5 FOR VIDEOIMAGE SCOPE

ELECTRO INDUSTRIES DMMS300-3E-H-MODR POWER METER

KEYENCE LS-3101 LASER SCAN DIAMETER CONTROLLER

THANDAR TG2001 20MHZ SWEEP/FUNCTION GENERATOR.

Elcom brushless dc servomotor with neat linear axis tab

IWATSU DS-8606C 60MHz 2 CHANNEL DIGITAL STORAGESCOPE 

Welch Allyn 48624 Lite Box & 48200 Lite 

KARL STORZ 27085 X SUCTION PUMP UNIT 

Yokogawa UT550-00 S3 Controller unit

YASKAWA SERVOPACK DR2-03BDY200 SERVO DRIVER 100VAC

SANYO DENKI BL SUPER PZ SERVO AMPLIFIER PZ0A150HP66SH0.

supply 220 vac 150amp 3 phase.

TEKTRONIX 2235A 100mhz OSCILLOSCOPE 

VEXTA ORIENTAL MOTOR 5-PHASE DRIVER UDK5128NW2 

MITSUBISHI PLC MELSEC F1-40MR WITH F1-10ER UNIT 

KLIMAMED TECHNOLOGY TYP MICRO 75-150 230VAC

KOYO FC-320 PROGRAMMABLE CAM SWITCH FC320 

HP 54510A DIGITAL OSCILLOSCOPE 250MHz 1GSa/s faulty.

FARNELL TRUE RMS RF MILLIVOLTMETER TM8 WITH PROBE.

OMRON SYSMAC PROGRAMMING CONTROL CQM1 CPU21-E W/ OC222

TEGAL 99-249-002RW REV C PCB CIRCUIT BOARD CARD..

TEXAS INSTRUMENTS CAMERA MC-780P

OMRON SYSMAC C200H-CPU11 PROGRAMMABLE CONTROLLER

HP Agilent 54504A DIGITIZING OSCILLOSCOPE 400MHz 200Ms

Stryker 1.5L High Flow Arthroscopy pump.

Mitsubishi AC Servo Drivers MR-J20A-S07 200W 220VAC

Servo Motor CMC PM Cleveland Motion Control MH2105-057E

PARKER SLIDER MODEL 081-4544 REV D W/ VEXTA PK543AUA

KENWOOD CS-5375 100MHz OSCILLOSCOPE 3 CHANNEL

TEXAS INSTRUMENTS CAMERA MC-780P

VEXTA ORIENTAL MOTOR 5-PHASE DRIVER UDK5128NW2 

EPSON SPARE LAMP ELPLP25 REPLACEMENT PROJECT LAMP

地系统；

B、改变轴承电流回路；

C、削弱高频共模电压；

D、使用绝缘轴承或在轴承的任意一侧采取绝缘措施；

E、用滤波器降低共模电压和du/dt；

F、采用非导电联轴器；

G、在轴和端盖之间用电刷接触；

H、尽可能使用低电压电机和变频器；

I、降低变频器的载波频率（注意其它影响）；

J、避免使用双重转换（并联开关）。