Hitachi SJ300-037HFE Welding System User Manual


 
iv
Index to Warnings and Cautions in This Manual
Installation—Cautions for Mounting Procedures
CAUTION: Be sure to install the unit on flame-resistant material such as a
steel plate. Otherwise, there is the danger of fire.
............... 2–6
CAUTION: Be sure not to place any flammable materials near the inverter.
Otherwise, there is the danger of fire.
............... 2–6
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.
............... 2–6
CAUTION: Be sure to install the inverter in a place that can bear the weight
according to the specifications in the text (Chapter 1, Specifications Tables).
Otherwise, it may fall and cause injury to personnel.
............... 2–6
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.
............... 2–6
CAUTION: Be sure not to install or operate an inverter that is damaged or
has missing parts. Otherwise, it may cause injury to personnel.
............... 2–6
CAUTION: Be sure to install the inverter in a well-ventilated room that
does not have direct exposure to sunlight, a tendency for high temperature,
high humidity or dew condensation, high levels of dust, corrosive gas,
explosive gas, inflammable gas, grinding-fluid mist, salt air, etc. Otherwise,
there is the danger of fire.
............... 2–6
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.
............... 2–7
Wiring—Warnings for Electrical Practices and Wire Specifications
WARNING: “Use 60/75°C Cu wire only” or equivalent. ............. 2–13
WARNING: “Open Type Equipment.” For models SJ300–750H to SJ300–
1500H.
............. 2–13
WARNING: “A Class 2 circuit wired with Class 1 wire” or equivalent. ............. 2–13
WARNING: “Suitable for use on a circuit capable of delivering not more
than 10,000 rms symmetrical amperes, 240 V maximum.” For models with
suffix L.
............. 2–13
WARNING: “Suitable for use on a circuit capable of delivering not more
than 10,000 rms symmetrical amperes, 480 V maximum.” For models with
suffix H.
............. 2–13