6
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⑷
⑴
⑵
⑶
Fig.3 Rear panel function
(1) Power over-current protection switch: When the welder has abnormal input
over-current, disconnect the power supply to protect it. This switch is for protection only.
Please install a power switch when the welder is installed.
(2) Heater power connector: The power socket of the gas heater, the output voltage is
AC36V/1.2A.
(3) Three-phase power cable junction box: The three-phase power cable of the welder is
connected to the connection end.
(4) Grounding nut: used to connect the welder to the earth.
(5) Three-phase power cable fixed clamp: used to fix the three-phase power input line.