Yaskawa RH-0520W120

Ground the drive ground terminal (200 V class: Ground to 100 Ω or less, 400 V class: 

Ground to 10 Ω or less, 600 V class: Ground to 10 Ω or less). 

Improper equipment grounding could result in death or serious injury by contacting 

ungrounded electrical equipment.

Description:

• The diagrams in this book may include options and drives without covers or safety 

shields to illustrate details. Be sure to reinstall covers or shields before operating any 

devices. Use the option according to the instructions described in this manual.

• The diagrams in this manual are provided as examples only and may not pertain to all 

products covered by this manual. 

• The products and specifications described in this manual or the content and presentation 

of the manual may be changed without notice to improve the product and/or the manual.

• Contact a Yaskawa representative or the nearest Yaskawa sales office and provide the 

manual number shown on the front cove to order new copies of the manual.

Heed the safety messages in this manual.

Failure to comply will cause death or serious injury.

The operating company is responsible for any injuries or equipment damage resulting 

from failure to heed the warnings in this manual.

Electrical Shock Hazard

Do not inspect, connect, or disconnect any wiring while the drive is energized. 

Failure to comply will cause death or serious injury. Before servicing, disconnect all 

power to the equipment and wait for at least the time specified on the warning label. The 

internal capacitor remains charged even after the drive is de-energized. The charge 

indicator LED will extinguish when the DC bus voltage is below 50 Vdc. When all 

indicators are OFF, measure for unsafe voltages to confirm the drive is safe.

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