描述
现场变频器为V/F直线控制，前天现场反应变频器会自己减频，接着又升到设定频率，来回这样波动。检查P1300,参数是V/F直线，看到有报警A07409，查看r67（最大输出电流限制），数值只有电机额定的百分之60，还会有波动。看变频器的进风口，灰尘很多，将变频器轴流风扇查下清理，里面的散热铝板通道也被灰尘堵住了，难怪会出问题啊，清理这些灰尘后，运行正常。
YOKOGAWA DD SERVO ACTUATOR DR1300A60 MOTOR# 94RA0551C
MATTHEWS PRO-POINT P31 TOUCH SCREEN INTERFACE
MMC-SD-1.0-230 GIDDINGS & LEWIS CONTROL MODULE
SP1204 CONTROL TECHNIQUES UNIDRIVE
YOKOGAWA DD SERVO ACTUATOR DR1030B60 MOTOR# 94RB39830
KENSOL MARKING EQUIPMENT HEAT FOIL PRESS HEAT STAMP
FANUC A06B-0127-B677 MODEL a6/2000 SERVO MOTOR #7000
FANUC A06B-0127-B575 #7000 SERVO MOTOR a6/2000
FANUC A06B-0127-B577 #7008 SERVO MOTOR a6/2000 REFUR.
BANNER A-GAGE EZ-ARRAY MEASURING SENSORS W/ SOFTWARE
YT213001-BC/2 FANUC AXIS DRIVE UNIT NEW
FANUC A06B-0127-B675 MODEL a6/2000 SERVO MOTOR #7000
GRACO FIRE BALL SERIES B09D GREASE PUMP FOR 20 GAL DRUM
FLUID AUTOMATION INC. PNEUMATIC GREASE COMPRESSOR
GIDDINGS & LEWIS MMC 2-AXIS ANALOG UNIT W/ MMC ETHERNET
OMRON GPC03 GRAPHIC PROGRAMMING CONSOLE, W/ ACCESSORIES
HOFFMAN 2 DOOR ENCLOSURE W/ ALLEN BRADLEY 60 AMP SWITCH
