5 installation procedure, Section safety, Danger – Yaskawa RS-232C Interface User Manual

Page 14: Electrical shock hazard

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YASKAWA ELECTRIC

TOBPC73060032A RS-232C Interface Technical Manual

5 Installation Procedure

◆

Section Safety

DANGER

Electrical Shock Hazard

Disconnect all power to the drive, before servicing.
Failure to comply will result in death or serious injury.
Wait at least one minutes after all indicators are off. The drive

has internal capacitors that remain charged even after the 24 V

Power Supply option is disconnected. The drive charge LED

will extinguish when the DC bus voltage is below 50Vdc.

Measure drive DC bus voltage to confirm safe level.