YASKAWA A1000 Series Technical Manual

6
YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual 293
Troubleshooting
This chapter provides descriptions of the drive faults, alarms, errors, related displays, and
guidance for troubleshooting. This chapter can also serve as a reference guide for tuning the
drive during a trial run.
6.1 SECTION SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
6.2 MOTOR PERFORMANCE FINE-TUNING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
6.3 DRIVE ALARMS, FAULTS, AND ERRORS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
6.4 FAULT DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306
6.5 ALARM DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
6.6 OPERATOR PROGRAMMING ERRORS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
6.7 AUTO-TUNING FAULT DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 328
6.8 COPY FUNCTION RELATED DISPLAYS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 332
6.9 DIAGNOSING AND RESETTING FAULTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
6.10 TROUBLESHOOTING WITHOUT FAULT DISPLAY . . . . . . . . . . . . . . . . . . . . . . 336

YASKAWA A1000 Series Specifications

General

Series	A1000
Type	AC Drive
Altitude	Up to 1000m without derating
Output Frequency	0-400 Hz
Control Method	V/f Control
Overload Capacity	150% for 60 seconds
Communication Options	Modbus, DeviceNet, Profibus, Ethernet/IP
Ambient Temperature	-10 to 50°C
Storage Temperature	-20 to 60°C
Humidity	5% to 95% (non-condensing)
Enclosure Rating	IP20
Horsepower	0.5 to 1000 HP
Power Range	0.4 - 630 kW (varies by voltage and model)
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheat
Cooling Method	Fan Cooled
Safety	Safe Torque Off (STO)