Hitachi L100 Welding System User Manual


 
iv
Index to Warnings and Cautions in This Manual
Installation - Cautions for Mounting Procedures
Wiring - Warnings for Electrical Practices and Wire Specifications
CAUTION: The inverter is shipped with a plastic cover over the top vent
grill. REMOVE this cover after the installation is complete. Operation
with this cover in place will not allow proper cooling, and damage to the
inverter may result.
....... 2–6
CAUTION: Be sure to install the unit on flame-resistant material such as
a steel plate. Otherwise, there is the danger of fire.
....... 2–7
CAUTION: Be sure not to place any flammable materials near the
inverter. Otherwise, there is the danger of fire.
....... 2–7
CAUTION: Be sure not to let the foreign matter enter vent openings in
the inverter housing, such as wire clippings, spatter from welding, metal
shavings, dust, etc. Otherwise, there is the danger of fire.
....... 2–7
CAUTION: Be sure to install the inverter in a place that can bear the
weight according to the specifications in the text (Chapter 1, Specifica-
tions Tables). Otherwise, it may fall and cause injury to personnel.
....... 2–7
CAUTION: Be sure to install the unit on a perpendicular wall that is not
subject to vibration. Otherwise, it may fall and cause injury to personnel.
....... 2–7
CAUTION: Be sure not to install or operate an inverter that is damaged
or has missing parts. Otherwise, it may cause injury to personnel.
....... 2–7
CAUTION: Be sure to install the inverter in a well-ventilated room that
does not have direct exposure to sunlight, a tendency for high tempera-
ture, high humidity or dew condensation, high levels of dust, corrosive
gas, explosive gas, inflammable gas, grinding-fluid mist, salt damage,
etc. Otherwise, there is the danger of fire.
....... 2–7
CAUTION: Be sure to maintain the specified clearance area around the
inverter and to provide adequate ventilation. Otherwise, the inverter may
overheat and cause equipment damage or fire.
....... 2–8
WARNING: “Use 60/75°C Cu wire only” or equivalent. ..... 2–13
WARNING: “Open Type Equipment.” ..... 2–13
WARNING: “Suitable for use on a circuit capable of delivering not more
than 5,000 rms symmetrical amperes, 240 V maximum.” For models with
suffix N or L.
..... 2–13