General Description; Safety Instructions - Lincoln Electric IDEALARC CV-300 Service Manual

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Read and understand this entire section before
operating your Idealarc CV-300.

SAFETY INSTRUCTIONS

WARNING
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts such
as output terminals or internal wiring.
• Insulate yourself from the work and
ground.
• Always wear dry insulating gloves.
____________________________________
FUMES AND GASES
can be dangerous.
• Keep your head out of fumes.
• Use ventilation or exhaust to
remove fumes from breathing
zone.
____________________________________
WELDING, CUTTING and
GOUGING SPARKS
can cause fire or explosion
• Keep flammable material away.
• Do not weld, cut or gouge on
containers that have held com-
bustibles.
____________________________________
ARC RAYS
can burn.
• Wear eye, ear and body
protection.
____________________________________
Only qualified personnel should operate this equip-
ment. Observe all safety information throughout this
manual.
OPERATION
When using a CV-300 power source with wire feed-
ers, there will be a small spark if the electrode con-
tacts the work or ground within several seconds
after releasing the trigger.
When use with some wire feeders with the electri-
cal trigger interlock in the ON position, the arc
might restart if the electrode touches the work or
ground during these several seconds.
____________________________________

GENERAL DESCRIPTION

Product Description
The IDEALARC CV-300 is a constant voltage DC
power source designed for the GMAW process with
limited FCAW capability. It features an industrial rat-
ing of 300 amps, 32 volts, at 100% duty cycle. It com-
plies with the requirements for a NEMA Class I (100)
power source. It is available from the factory in one
model only, with no options other than input voltage or
frequency.
No options are available other than input voltage.
The IDEALARC CV-300 includes the following fea-
tures:
• Two inductance positions: operator can
choose the optimum output characteristics.
• Solid State Output Contactor: no noise, no
moving parts to wear.
• Digital Voltmeter/Ammeter is standard.
• 42 VAC, 10 amp auxiliary power available for
the wire feeder.
• Circuit breaker protected.
• 115 VAC, 5 amp auxiliary power available for
the wire feeder; circuit breaker protected.
IDEALARC CV-300
CAUTION
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