Safety precautions
Safety Definition
In order to use the welding power source safely and correctly to prevent harm to you or others and other
damages, this manual uses various types of warning labels.Please be sure to follow theinstructions
carefully.
The following signs are classified according to the degree of danger or damage:
Danger
Please follow the instructions,otherwise it may cause death or serious injury.
Note
!
Please follow the instructions, otherwise it may cause moderate or minor injuries or
damage to property.
Before handling the welder, the input power supply of distribution box should be cut off.
Make sure that the machine casing has been firmly installedbefore handling of the welder.
Please install it on a noncombustible object, otherwise it may lead to fire hazard.
Do not put any combustible material around the welder, otherwise it may lead to fire hazard.
Do not install it in an environment containing explosive gas, otherwise it may lead to explosion hazard.
Wiring operation should be performed by professional qualified personnel, otherwise it may lead to electric shock
hazard.
Do not do wiring until confirming that the input power has been fully disconnected, otherwise it may lead to electric
shock hazard.
The machine casing should be covered up before power on, otherwise it may lead to electric shock hazard.
Do not touch the terminal with hands when the machine is powered on, otherwise it may lead to electric shock hazard.
Do not operate the welder with wet hands,otherwise it may lead to electric shock hazard.
Installation Precautions
DANGER
Wiring operation should be performed by professional qualified personnel, otherwise it may lead to electric
shock hazard.
Do not do wiring until confirming that the input power has been fully disconnected, otherwise it may lead to
electric shock hazard.
The machine casing should be covered up before power on, otherwise it may lead to electric shock hazard.
Do not touch the terminal with hands when the machine is powered on, otherwise it may lead to electric shock
hazard.
Do not operate the welder with wethands, otherwise it may lead to electric shock hazard.
Part replacement should be performed by professional personnel. It is forbidden to leave the wire head or metal
objects in the machine, otherwise it may lead to fire hazard.
After replacing the control panel, the parameters must be set correctly before running, otherwise it may cause
damage to property.
Use the exposed part of the cable nose for wiring. Wrap it up with insulating tape, otherwise it may lead to
