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+49 2680 181-0. A list of authorised sales partners can be found at www.ewm-group.com/en/specialist-dealers. Liability relating to the operation of this equipment is restricted solely to the function of the equipment. No other f orm of liability, regardless of type, shall be accepted.
Contents Notes on using these operating instructions Contents 1 Contents........................3 2 For your safety......................5 Notes on using these operating instructions ............... 5 Explanation of icons ....................6 Saf ety instructions ....................7 Transport and installation ..................10 3 Intended use ........................12 Applications......................12 Documents which also apply ...................12 3.2.1...
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Contents Notes on using these operating instructions 6.2.2 Monthly maintenance tasks ...............31 6.2.3 Annual test (inspection and testing during operation)........31 Disposing of equipment..................32 7 Rectifying faults ......................33 Checklist for rectifying faults ...................33 Vent coolant circuit ....................34 8 Technical data ......................35 Tetrix 300 ......................35 Tetrix 300 AC/DC ....................36 9 Accessories.........................37...
For your safety Notes on using these operating instructions For your safety Notes on using these operating instructions DANGER Working or operating procedures which must be closely observed to prevent imminent serious and even fatal injuries. • Saf ety notes include the "DANGER" keyword in the heading with a general warning symbol. •...
For your safety Explanation of icons Explanation of icons Symbol Description Symbol Description Indicates technical aspects which the Activate and release / Tap / Tip user must observe. Switch off machine Release Switch on machine Press and hold Incorrect / Invalid Switch Correct / Valid Turn...
For your safety Saf ety instructions Safety instructions WARNING Risk of accidents due to non-compliance with the safety instructions! Non-compliance with the safety instructions can be fatal! • Caref ully read the safety instructions in this manual! • Observe the accident prevention regulations and any regional regulations! •...
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For your safety Saf ety instructions WARNING Risk of injury due to improper clothing! During arc welding, radiation, heat and voltage are sources of risk that cannot be avoided. The user has to be equipped with the complete personal protective equipment at all times.
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For your safety Saf ety instructions CAUTION Smoke and gases! Smoke and gases can lead to breathing difficulties and poisoning. In addition, solvent vapour (chlorinated hydrocarbon) may be converted into poisonous phosgene due to the ultraviolet radiation of the arc! •...
For your safety Transport and installation CAUTION Obligations of the operator! The respective national directives and laws must be complied with when operating the machine! • Implementation of national legislation relating to framework directive 89/391/EEC on the int- roduction of measures to encourage improvements in the safety and health of workers at work and associated individual guidelines.
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For your safety Transport and installation CAUTION Risk of accidents due to supply lines! During transport, attached supply lines (mains leads, control cables, etc.) can cause risks, e.g. by causing connected machines to tip over and injure persons! • Disconnect all supply lines before transport! Risk of tipping! There is a risk of the machine tipping over and injuring persons or being damaged itself during movement and set up.
3.2.1 Warranty For more information refer to the "Warranty registration" brochure supplied and our information regarding warranty, maintenance and testing at www.ewm-group.com! 3.2.2 Declaration of Conformity This product corresponds in its design and construction to the EU directives listed in the decla- ration.
Intended use Documents which also apply 3.2.6 Part of the complete documentation This document is part of the complete documentation and valid only in combination with all other parts of these instructions! Read and observe the operating instructions for all system components, especially the safety instructions! The illustration shows a general example of a welding system.
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Machine description – quick overview Front view / rear view Item Symbol Description Transport elements Transport handle and transport belt > see 5.1.4 chapter Machine control (see the relevant control operating instructions) Connection socket (welding torch control cable) > see 5.2.1.1 chapter Connection socket, “+”...
Design and function Transport and installation Design and function WARNING Risk of injury from electrical voltage! Contact with live parts, e.g. power connections, can be fatal! • Observe the safety information on the first pages of the operating instructions! • Commissioning must be carried out by persons who are specifically trained in handling power sources! •...
Design and function Transport and installation 5.1.2 Machine cooling Insufficient ventilation results in a reduction in performance and equipment damage. • Observe the ambient conditions! • Keep the cooling air inlet and outlet clear! • Observe the minimum distance of 0.5 m from obstacles! 5.1.3 Workpiece lead, general CAUTION...
Design and function Transport and installation 5.1.5 Welding torch cooling system Figure 5-2 Item Symbol Description 8-pole connection socket Cooling unit control lead 4-pole connection socket Cooling unit voltage supply Cooling module • Insert and lock the 8-pole control lead plug on the cooling unit into the 8-pole connection socket on the welding machine.
Design and function Transport and installation 5.1.6 Notes on the installation of welding current leads • Incorrectly installed welding current leads can cause faults in the arc (flickering). • Lay the workpiece lead and hose package of power sources without HF igniter (MIG/MAG) for as long and as close as possible in parallel.
Design and function Transport and installation 5.1.7 Stray welding currents WARNING Risk of injury due to stray welding currents! Stray welding currents can destroy protective earth conductors, damage machines and electronic devices and cause overheating of components, leading to fire. •...
Design and function Transport and installation 5.1.8 Mains connection DANGER Hazards caused by improper mains connection! An improper mains connection can cause injuries or damage property! • The connection (mains plug or cable), the repair or voltage adjustment of the device must be carried out by a qualified electrician in accordance with the respective local laws or nati- onal regulations! •...
Design and function TIG welding TIG welding 5.2.1 Welding torch and workpiece line connection Prepare welding torch according to the welding task in hand (see operating instructions for the torch). Figure 5-8 Item Symbol Description Welding torch Welding torch hose package Connection socket, "-"...
Design and function TIG welding 5.2.1.1 Control lead connection TIG welding machines are equipped ex works with a dedicated connection socket for the welding torch control cable (5- or 8-pole). As mobile machines offer more free space, they may even feature two control cable connection sockets.
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Design and function TIG welding Item Symbol Description Output side of the pressure regulator Shielding gas cylinder Cylinder valve • Bef ore connecting the pressure regulator to the gas cylinder, open the cylinder valve briefly to blow out any dirt. •...
Design and function MMA welding MMA welding 5.3.1 Connecting the electrode holder and workpiece lead CAUTION Risk of crushing and burns! When changing stick electrodes there is a risk of crushing and burns! • Wear appropriate and dry protective gloves. •...
Design and function Remote control 5.4.2 RTG1 19POL Functions • Inf inite setting of the welding current (0% to 100%) depending on the main current preselected at the welding machine 5.4.3 RTP1 19POL Functions • TIG/MMA • Inf initely adjustable welding current (0% to 100%) depending on the preselected main current on the welding machine.
Design and function Voltage reducing device activArc welding is not possible in combination with the foot-operated remote control. Figure 5-13 Symbol Meaning Actuate foot-operated remote control (start welding process) Operate foot-operated remote control (set welding current according to applica- tion) Release foot-operated remote control (end welding process) 5.4.8 RTAC1 19POL...
Design and function PC interf ace PC interface Welding parameter software Set all welding parameters on the PC and simply transfer to one or more welding machines (accessory, set consisting of software, interface, connection leads) • Data exchange between power source and PC •...
Design and function Interf aces for automation 5.7.1 Remote control connection socket, 19-pole Figure 5-15 Pos. Pin Signal shape Designation Output Connection for cable screen (PE) Output Current f lows signal I>0, galvanically isolated (max. +- 15V/100mA) Output Ref erence voltage for potentiometer 10V (max. 10mA) Control value specification for main current, 0-10V (0V = I , 10V = Input...
Maintenance, care and disposal General Maintenance, care and disposal General DANGER Risk of injury due to electrical voltage after switching off! Working on an open machine can lead to fatal injuries! Capacitors are loaded with electrical voltage during operation. Voltage remains present for up to four minutes after the mains plug is removed.
A periodic test according to IEC 60974-4 "Periodic inspection and test" has to be carried out. In addition to the regulations on testing given here, the relevant local laws and regulations must also be observed. For more information refer to the "Warranty registration" brochure supplied and our information regarding warranty, maintenance and testing at www.ewm-group.com! 099-000235-EW501 22.9.2022...
Inf ormation on returning used equipment or collections can be obtained from the respective municipal administration office. Devices can also be returned to EWM sales partners across Europe. Further inf ormation on the topic of the disposal of electrical and electronic equipment can be found on our website at: https://www.ewm-group.com/de/nachhaltigkeit.html.
Rectifying faults Checklist for rectifying faults Rectifying faults All products are subject to rigorous production checks and final checks. If , despite this, something fails to work at any time, please check the product using the following flowchart. If none of the fault rectification procedures described leads to the correct functioning of the product, please inform your authorised dea- ler.
Rectifying faults Vent coolant circuit Unstable arc Material inclusions in the tungsten electrode due to contact with filler material or workpiece Regrind or replace the tungsten electrode Incompatible parameter settings Check settings and correct if necessary Pore formation ...
Technical data Tetrix 300 Technical data Performance specifications and guarantee only in connection with original spare and replacement parts! Tetrix 300 Welding current (I 5 A to 300 A Welding voltage according to stan- 10,2 V to 22,0 V 20,2 V to 32 V dard (U Duty cycle DC at 40°...
Technical data Tetrix 300 AC/DC Tetrix 300 AC/DC Welding current (I 5 A to 300 A Welding voltage according to stan- 10,2 V to 22,0 V 20,2 V to 32 V dard (U Duty cycle DC at 40° C 30 % 300 A 35 % 300 A...
Accessories Welding torch cooling system Accessories Performance-dependent accessories like torches, workpiece leads, electrode holders or intermediate hose packages are available from your authorised dealer. Welding torch cooling system Type Designation Item no. cool41 U31 Cooling module 090-008600-00502 HOSE BRIDGE UNI Tube bridge 092-007843-00000 9.1.1...
Appendix Searching for a dealer Appendix 10.1 Searching for a dealer Sales & service partners www.ewm-group.com/en/specialist-dealers "More than 400 EWM sales partners worldwide" 099-000235-EW501 22.9.2022...
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