YASKAWA L1000A - Page 282

6.2 Drive Alarms, Faults, and Errors
282 YASKAWA ELECTRIC SIEP C710616 38F YASKAWA AC Drive - L1000A Technical Manual
Table 6.3 Fault Displays (2)
dv4 Inversion Prevention Detection 288 oFC02 Option Card Fault (CN5-C) 292
dv6 Overacceleration Detection 289
,
oFC03, oFC11 Option Card Error (CN5-C) 292
dv7 Rotor Polarity Detection Timeover 289
dv8 PM Rotor Position Estimation Error 289 –– – –
Digital Operator Display
Name Page
Digital Operator Display
Name Page
LED Operator LCD Operator LED Operator LCD Operator
to
oFC12 to oFC17 Option Card Connection Error (CN5-C) 292
PF5
Rescue Operation Power Supply
Deterioration Error
295
PGo
Encoder Disconnected (for Control Mode
with Encoder)
296
oFC50 Encoder Option AD Conversion Error 292 PGoH
Encoder Disconnected (when using
encoder)
296
oFC51 Encoder Option Analog Circuit Error 293 rF Braking Resistor Fault 296
oFC52
<1> Displayed as , when occurring at drive power up. When one of the faults occurs after successfully starting the drive, the display
will show ,
<2> Displayed only for models in compliance with IEC/EN 61508 SIL3 Safety Integrity Level 3.
Encoder Communication Timeout 293 rr Dynamic Braking Transistor Fault 296
oFC53 Encoder Communication Data Error 293 SC IGBT Short Circuit 296
oFC54 Encoder Error 293 SCF
<2> Safety Circuit Fault 296
oH Heatsink Overheat 293 SE1 Motor Contactor Response Error 296
oH1 Heatsink Overheat 293 SE2 Starting Current Error 296
oH3
Motor Overheat Alarm
(PTC thermistor input)
293 SE3 Output Current Error 296
oH4
Motor Overheat Fault
(PTC thermistor input)
294 SE4 Brake Response Error 297
oL1 Motor Overload 294 SvE Position Lock Error 297
oL2 Drive Overload 294 STo Motor Pull Out or Step Out Detection 297
oL3 Overtorque Detection 1 294 UL3 Undertorque Detection 1 297
oL4 Overtorque Detection 2 294 UL4 Undertorque Detection 2 297
oPr Operator Connection Fault 295 Uv1 DC Bus Undervoltage 297
oS Overspeed 295 Uv2 Control Power Supply Voltage Fault 297
ov DC Bus Overvoltage 295 Uv3 Soft Charge Circuit Fault 298
PF Input Phase Loss 295 voF Output Voltage Detection Error 298
Digital Operator Display
Name Page
Digital Operator Display
Name Page
LED Operator LCD Operator LED Operator LCD Operator
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