Fault Reset Methods - YASKAWA U1000 Series Technical Manual

Rated output current: 200 v class: 22 to 248 a, 400 v class: 9.6 to 414 a

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 Fault Reset Methods

When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the

different ways to restart the drive.

After the Fault Occurs

Fix the cause of the fault, restart the drive, and

reset the fault

Resetting via Fault Reset Digital Input S4

If the above methods do not reset the fault, turn off the drive main power supply. Reapply power after the digital

operator display is out.

Note: If the Run command is present, the drive will disregard any attempts to reset the fault. The Run command must first be removed

before a fault situation can be cleared.

YASKAWA ELECTRIC SIEP C710636 03A YASKAWA U1000 Technical Manual

on the digital operator when error code is

Close then open the fault signal digital input via terminal S4.

S4 is set for "Fault Reset" as default (H1-04 = 14).

6.9 Diagnosing and Resetting Faults

DIGITAL OPERATOR JVOP-180

Fault Reset Switch

S4 Fault Reset Digital Input

SC Digital Input Common

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