1 Preface and General Precautions
YASKAWA TOEPYEUOEC101A EtherCAT Option Installation Manual 5
1 Preface and General Precautions
This chapter describes important safety precautions regarding the use of this product. Failure to follow these pre-
cautions may result in serious injury or death, and may lead to damage to this product or related devices and sys-
tems. Yaskawa shall not be held responsible for any injury or equipment damage as a result of failure to observe
the precautions and instructions contained in this manual.
◆Safety Information
Read and understand this manual before you install, operate, or do maintenance on the drive. Install the drive as
specified by this manual and local codes.
The symbol marks in this section identify safety messages in this manual. Failure to obey these safety messages
can cause serious injury, death, or damage to the products and related equipment and systems.
These identifier words categorize and emphasize important safety precautions in these instructions.
DANGER Identifies a hazardous situation, which, if not avoided, will cause death or serious injury.
WARNING Identifies a hazardous situation, which, if not avoided, can cause death or serious injury.
CAUTION Identifies a hazardous situation, which, if not avoided, can cause minor or moderate injury.
NOTICE Identifies a property damage message.
■General Safety Instructions
Yaskawa Electric manufactures and supplies electronic components for a variety of industrial applications. The se-
lection and application of Yaskawa products is the responsibility of the designer of the equipment or the customer
that assembles the final product. Yaskawa is not responsible for how our products are incorporated into the final
system design. In all cases, Yaskawa products should not be incorporated into a product or design as the exclusive
or sole safety control function. All control functions are designed to dynamically detect failures and operate safely
without exception. All products that are designed to incorporate parts manufactured by Yaskawa must be provided
to the end user and include proper warnings and instructions regarding their safe use and operation. All warnings
from Yaskawa must be promptly issued to the end user. Yaskawa offers warranties only for the quality of our prod-
ucts, in compliance with standards and specifications that are described in the manual. Yaskawa does not offer oth-
er warranties, either explicit or implied. Yaskawa assumes no responsibility for personal injury, property damage
or loss, or compensation for damage caused by the incorrect application of our products.
Note:
Be aware that serious injury or death may result if the warnings described in this manual are not observed. Yaskawa assumes no respon-
sibility for injuries or equipment damage to your company or customers that are caused by a failure to observe the information contained
in this manual.
•Read this manual carefully when mounting, operating, and repairing AC drives and Communication options.
•Follow all warnings, cautions, and instructions.
•All work should be carried out by qualified personnel.
•Ensure the drive is installed to an area that matches the following conditions.
DANGER Electrical Shock Hazard. Do not examine, connect, or disconnect wiring on an energized drive. Before servic-
ing, disconnect all power to the equipment and wait for the time specified on the warning label at a minimum. The internal ca-
pacitor stays charged after the drive is de-energized. The charge indicator LED extinguishes when the DC bus voltage
decreases below 50 Vdc. When all indicators are OFF, remove the covers before measuring for dangerous voltages to make
sure that the drive is safe. Failure to obey will cause death or serious injury.
WARNING Fire Hazard. Do not connect power supply wiring to drive output terminals U/T1, V/T2, and W/T3. Connect
power supply wiring to main circuit input terminals R/L1, S/L2, and T/L3. Failure to obey can cause death or serious injury.
WARNING Electrical Shock Hazard. Do not make changes to the drive body or drive circuitry. Failure to obey can cause
death or serious injury and will void warranty. Yaskawa is not responsible for changes to the product made by the user.
WARNING Electrical Shock Hazard. Only let authorized persons install, wire, maintain, examine, replace parts, and repair
the drive. Failure to obey can cause death or serious injury.
WARNING Electrical Shock Hazard. Always ground the motor-side grounding terminal. Contacting the motor case can
cause death or serious injury from incorrect equipment grounding.
WARNING Electrical Shock Hazard. Do not work on the drive or around the drive while wearing loose clothing or jewelry.
Tighten loose clothing and remove all metal objects such as watches or rings. Failure to obey can cause death or serious injury.