IS-300A
3. Name and Functions of Each Section
3-3
(2) Rear
Terminal covers mounted Terminal covers removed
Connecting terminal strip for external input/output signal
Used to input the schedule signals and output trouble signals.
Welding power supply breaker
Used to accept the three-phase power supply for welding.
(Note) This is not an earth leakage breaker. Prepare one separately if
necessary.
Welding power supply breaker lever
Pulling up this lever supplies power; pushing down, disconnect power supply.
Trip button of welding power supply breaker
Checks trip operation of the Breaker. Periodic checks are recommended.
Welding transformer [I/O] connector
For connecting the SENS cable of our welding transformer.
Terminal block for welding power output
Used to connect to the input of the welding transformer.
Input breaker cover Input terminal cover
Output terminal cover
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