Hitachi NES1-002LB, Quick Reference Manual, Page: 10 / 295

Chapter 1 Safety Instructions
1 - 1
1.1 Safety Instructions
Be sure to read this Quick Reference Guide and appended documents thoroughly before installing,
operating, maintaining, or inspecting the inverter.
In this Quick Reference Guide, safety instructions are classified into two levels, namely WARNING and
CAUTION.
: Indicates that incorrect handling may cause hazardous situations, which may result in
serious personal injury or death.
: Indicates that incorrect handling may cause hazardous situations, which may result in
moderate or slight personal injury or physical damage alone.
Note that even a level situation may lead to a serious consequence according to
circumstances. Be sure to follow every safety instruction, which contains important safety information. Also
focus on and observe the items and instructions described under "Notes" in the text.
CAUTION
Many of the drawings in this Quick Reference Guide show the inverter with covers and/or parts blocking
your view being removed.
Do not operate the inverter in the status shown in those drawings. If you have removed the covers
and/or parts, be sure to reinstall them in their original positions before starting operation, and follow all
instructions in this Quick Reference Guide when operating the inverter.
1. Installation
CAUTION
- Install the inverter on a non-flammable surface, e.g., metal. Otherwise, you run the risk of fire.
- Do not place flammable materials near the installed inverter. Otherwise, you run the risk of fire.
- When carrying the inverter, do not hold its top cover. Otherwise, you run the risk of injury by dropping
the inverter.
- Prevent foreign matter (e.g., cut pieces of wire, sputtering welding materials, iron chips, wire, and
dust) from entering the inverter. Otherwise, you run the risk of fire.
- Install the inverter on a structure able to bear the weight specified in the Instruction Manual.
Otherwise, you run the risk of injury due to the inverter falling.
- Install the inverter on a vertical wall that is free of vibrations. Otherwise, you run the risk of injury due
to the inverter falling.
- Do not install and operate the inverter if it is damaged or its parts are missing. Otherwise, you run the
risk of injury.
- Install the inverter in a well-ventilated indoor site not exposed to direct sunlight. Avoid places where
the inverter is exposed to high temperature, high humidity, condensation, dust, explosive gases,
corrosive gases, flammable gases, grinding fluid mist, or salt water. Otherwise, you run the risk of fire.
- The inverter is precision equipment. Do not allow it to fall or be subject to high impacts, step on it, or
place a heavy load on it. Doing so may cause the inverter to fail.
！
WARNING
！
CAUTION
！
！
！
CAUTION