Technical Specification - Würth MIG/MAG 250 Instructions Manual

Mig/mma welder

Table of Contents

Environment to which the product is subjected

* The surrounding temperature range during welding: -10 ℃ ~ +40 ℃

* During transport or in storage: -20 ℃ ~ +55 ℃

* Relative humidity: at 40 ℃ : ≤ 50%, at 20 ℃ : ≤ 90 %.

* The dust, acid and erosible materials in the air can not exceed the amount required by the norm

(apart from the emissions from the welder). No violent vibration at the job site.

* Altitude no more than 1000 m.

* Keep from raining when it is used outdoors.

The Requirement for Main Supply

* The voltage oscillogram should display actual sine wave, the oscillation of the frequency should not

exceed ±1% of the rated value.

* The oscillation of the supplied voltage should not exceed ±10% of the rated value.

The Welder's Principle

Start

Stop

Gas Inlet

The MIG Gun Specification

The MIG Gun is composed of the handle, the connecting cable and the gun. One end of the gooseneck

in the handle is connected with the cable and the other end is connected with the diffuser. The protective

gas will be lead through the nozzle.By regulating the switch on the handle the user can control the

welding current.

NOTICE

* Turn off the power before assembling or replacing parts of the MIG Gun.

* The parts like nozzle, diffuser, cable etc. should be replaced when it is damaged and the welding

quality is influenced.

Only when the green light is on, machine with the power can staring welding.

When the yellow light is on, internal temperature is too high, need to wait until the machine

automatically into the normal working condition.