YASKAWA JOHB-GA50 Installation Manual page 8

3 Overview
Make sure that the installation environment agrees with these
specifications.
Environ
ment
Area of Use Indoors
Power Overvoltage Category III (IEC60664)
Supply
IP20/UL Open Type: -10 °C to +50 °C (14 °F to 122 °F)
IP20/UL Type 1: -10 °C to +40 °C (14 °F to 104 °F)
Ambient
• When you install the drive in an enclosure, use a cooling fan or air
Temperature
conditioner to keep the internal air temperature in the permitted
Setting
range.
• Do not let the drive freeze.
95%RH or less
Humidity
Do not let condensation form on the drive.
Storage -20 °C to +70 °C (-4 °F to +158 °F) (short-term temperature during
Temperature transportation)
Pollution degree 2 or less (IEC 60664-1)
Install the drive in an area without:
• Oil mist, corrosive or flammable gas, or dust
• Metal powder, oil, water, or other unwanted materials
Surrounding
• Radioactive or flammable materials.
Area
• Harmful gas or fluids
• Salt
• Direct sunlight
Keep wood and other flammable materials away from the drive.
1000 m (3281 ft) Maximum
Altitude
8 YASKAWA TOEP C720600 07B Option Card Mounting Kit Installation Manual
Note:
Derate the output current by 1% for each 100 m (328 ft) to install
the drive in altitudes between 1000 m to 4000 m (3281 ft to 13123
ft).
It is not necessary to derate the rated voltage in these conditions:
• Installing the drive at 2000 m (6562 ft) or lower
• Installing the drive between 2000 m to 4000 m (6562 ft to 13123
ft) and grounding the neutral point on the power supply.
Conditions