YASKAWA V1000 MMD User Manual

7 Troubleshooting
YASKAWA Europe TOEP C710606 101A - V1000 MMD IP65 Motor Mounted Drive - Quick Start Guide EN 47
ENGLISH
 STO Errors
LED Operator
Display
Cause Corrective Action
STO
The wrong motor code has been set (Yaskawa
motors only).
• Enter the correct motor code for the PM being
used into E5-01.
• For special purpose motors, enter the correct data
provided for the motor into E5- parameters
according to the test report provided for the mon-
itor.
Load is too heavy.
• Increase the value set to n8-55 (Load Inertia for
PM).
• Increase the value set to n8-51 (Pull-in Current
during Accel/Decel for PM.
• Reduce the load.
• Increase the motor or drive capacity.
Load inertia is too heavy.
Increase n8-55 (Load Inertia for PM).
Acceleration and deceleration times are
too short.
• Increase the acceleration and deceleration times
(C1-01 through C1-08).
• Increase the S-curve acceleration and decelera-
tion times (C2-01).
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YASKAWA V1000 MMD Specifications

General

Series	V1000
Model	MMD
Input Voltage	200-240 VAC, 380-480 VAC
Output Power	0.4 kW to 315 kW
Control Method	V/f control
Protection Features	Overcurrent, Overvoltage, Undervoltage, Short circuit