Telwin MASTERMIG 500 R.A. Инструкция по эксплуатации онлайн [4/80] 413786
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Telwin MASTERMIG 500 R.A. Инструкция по эксплуатации онлайн [4/80] 413786

Telwin MASTERMIG 500 Инструкция по эксплуатации онлайн [4/80] 413785
INDEX
ENGLISH
pag. pag.
1. GENERAL SAFETY CONSIDERATIONS FOR ARC WELDING .................... 4
5.3.1 Connection to the gas bottle ............................................................. 5
5.3.2 Connecting the welding current return cable..................................... 5
2. INTRODUCTION AND GENERAL DESCRIPTION......................................... 4
5.3.3 Connecting the torch......................................................................... 5
2.1 COMPACT WELDING MACHINE .............................................................. 4
5.3.4 Connection to the wire feeder (for model with
2.2 WELDING MACHINE WITH REMOVABLE WIRE PULLER OR SEPARATE . 5
external wire feeder) ......................................................................... 5
2.3 STANDARD ACCESSORIES ..................................................................... 5
5.3.5 Warnings ........................................................................................... 5
2.4 OPTIONAL ACCESSORIES ...................................................................... 5
5.4 LOADING THE WIRE REEL....................................................................... 5
3. TECHNICAL DATA .......................................................................................... 5
3.1 DATA PLATE............................................................................................... 5
6. WELDING: DESCRIPTION OF THE PROCEDURE........................................ 6
3.2 OTHER TECHNICAL DATA........................................................................ 5
6.1 PRELIMINARY OPERATIONS ................................................................... 6
6.2 WELDING .................................................................................................. 6
4. DESCRIPTION OF THE WELDING MACHINE ............................................... 5
6.3 ALUMINIUM WELDING.............................................................................. 6
4.1 CONTROL, ADJUSTMENT AND CONNECTION DEVICES ..................... 5
6.4 SPOT WELDING ....................................................................................... 6
6.5 RIVET WELDING ...................................................................................... 6
5. INSTALLATION................................................................................................ 5
6.6 METAL SHEET HARDENING ................................................................... 6
5.1 PREPARATION........................................................................................... 5
5.1.1 Assembling the return cable-clamp................................................... 5
7. MAINTENANCE............................................................................................... 6
5.2 HOW TO LIFT THE WELDING MACHINE.................................................. 5
7.1 ROUTINE MAINTENANCE ........................................................................ 6
5.2.1 CONNECTION TO THE MAIN POWER SUPPLY............................. 5
7.1.1 Torch.................................................................................................. 6
5.2.2 PLUG AND OUTLET......................................................................... 5
7.1.2 Wire feeder........................................................................................ 6
5.3 CONNECTION OF THE WELDING CABLES ............................................ 5
7.2 EXTRAORDINARY MAINTENANCE.......................................................... 6
5.3.6 Connection of G.R.A. -water-cooling unit -(only for R.A. version) ..... 5
CONTINUOUS WIRE WELDING MACHINE FOR MIG/MAG AND FLUX ARC
WELDING DESIGNED FOR INDUSTRIAL AND PROFESSIONAL USE.
Note: In the following text the term “welding machine" will be used.
- This welding machine complies with the requirements of the technical
1. GENERAL SAFETY CONSIDERATIONS FOR ARC
standard for the product for use only and exclusively in industrial
WELDING
environments and for professional purposes. It is not guaranteed to meet
The operator should be properly trained to use the welding machine safely and
electromagnetic compatibility requirements in the home.
should be informed about the risks related to arc welding procedures, the
associated protection measures and emergency procedures.
(Refer also to the “IEC TECHNICAL SPECIFICATION or CLC/TS 62081”:
INSTALLATION AND USE OF EQUIPMENT FOR ARC WELDING).
EXTRA PRECAUTIONS
WELDING OPERATIONS:
- In environments with increased riskof electric shock;
- In confined spaces;
- In the presence of flammable or explosive materials;
- Avoid direct contact with the welding circuit: the no-load voltage supplied by
MUST BE evaluated in advance by an “Expert supervisor” and must always be
the welding machine can be dangerous under certain circumstances.
carried out in the presence of other people trained to intervene in
- When the welding cables are being connected or checks and repairs are
emergencies.
carried out the welding machine should be switched off and disconnected
Technical protection measures MUST BE taken as described in 5.10; A.7; A.9.
from the power supply outlet.
of the “IEC TECHNICAL SPECIFICATION or CLC/TS 62081”.
- Switch off the welding machine and disconnect it from the power supply outlet
- Welding MUST NOT be allowed if the welding machine or wire feeder is
before replacing consumable torch parts.
supported by the operator (e.g. using belts).
- Make the electrical connections and installation according to the safety rules
- The operator MUST NOT BE ALLOWED to weld in raised positions unless
and legislation in force.
safety platforms are used.
- The welding machine should be connected only and exclusively to a power
- VOLTAGE BETWEEN ELECTRODE HOLDERS OR TORCHES: working with
source with the neutral lead connected to earth.
more than one welding machine on a single piece or on pieces that are
- Make sure that the power supply plug is correctly connected to the earth
connected electrically may generate a dangerous accumulation of no-load
protection outlet.
voltage between two different electrode holders or torches, the value of which
- Do not use the welding machine in damp or wet places and do not weld in the
may reach double the allowed limit.
rain.
An expert coordinator must use measuring instruments to determine the
- Do not use cables with worn insulation or loose connections.
existence of a risk and should take suitable protection measures as detailed in
- If the welding machine has a liquid cooling unit the filling operations should be
5.9 of the “IEC TECHNICAL SPECIFICATION or CLC/TS 62081”.
carried out with the welding machine switched off and disconnected from the
power supply outlet.
RESIDUAL RISKS
- OVERTURNING: position the welding machine on a horizontal surface that
is able to support the weight: otherwise (e.g. inclined or uneven floors etc.)
- Do not weld on containers or piping that contains or has contained flammable
there is danger of overturning.
liquid or gaseous products.
- Do not operate on materials cleaned with chlorinated solvents or near such
- IMPROPER USE: it is hazardous to use the welding machine for any work other
substances.
than that for which it was designed (e.g. de-icing mains water pipes).
- Do not weld on containers under pressure.
- Remove all flammable materials (e.g. wood, paper, rags etc.) from the working
- MOVING THE WELDING MACHINE: Always secure the gas bottle, taking
area.
suitable precautions so that it cannot fall accidentally.
- Provide adequate ventilation or facilities for the removal of welding fumes
near the arc; a systematic approach is needed in evaluating the exposure
limits for the welding fumes, which will depend on their composition,
concentration and the length of exposure itself.
- Keep the gas bottle (if used) away from heat sources, including direct
The safety guards and moving parts of the covering of the welding machine and
sunlight.
of the wire feeder should be in their proper positions before connecting the
welding machine to the power supply.
,
*
)
- Use adequate electrical insulation with regard to the electrode, the work piece
WARNING! Any manual operation carried out on the moving parts of the wire
and any (accessible) earthed metal parts in the vicinity.
feeder, for example:
This is normally achieved by wearing gloves, shoes, head coverings and
- Replacing rollers and/or the wire guide;
clothing designed for this purpose and by using insulating platforms or mats.
- Inserting wire in the rollers;
- Always protect your eyes using masks or helmets with special actinic glass.
- Loading the wire reel;
Use special fire-resistant protective clothing and do not allow the skin to be
- Cleaning the rollers, the gears and the area underneath them;
exposed to the ultraviolet and infrared rays produced by the arc; other people
- Lubricating the gears.
in the vicinity of the arc should be protected by shields of non-reflecting
SHOULD BE CARRIED OUT WITH THE WELDING MACHINE SWITCHED OFF AND
curtains.
DISCONNECTED FROM THE POWER SUPPLY OUTLET.
- Noise level: If particularly intensive welding operations cause a personal daily
exposure level (LEPd) that is greater than or equal to 85db(A), the use of
- Never lift the welding machine .
suitable personal protectors is compulsory.
2. INTRODUCTION AND GENERAL DESCRIPTION
2.1 COMPACT WELDING MACHINE (FIG. A1)
This welding machine is a power source used for arc welding and has been designed
specifically for MAG welding of carbon steel and low-alloy steel with either CO or
2
- The electromagnetic fields generated by the welding process may interfere
Argon/CO mixture shielding gas using solid or cored (tubular) electrode wires.
2
with the operation of electrical and electronic equipment.
They are also suitable for MIG welding of stainless steel using Argon gas + 1-2% oxygen
Users of vital electrical or electronic devices (e.g. pace-makers, respirators
and of aluminium with Argon gas using electrode wires with a composition suited to the
etc.) should consult a doctor before stopping in the vicinity of areas where this
piece to be welded.
welding machine is used.
A typical example of MIG brazing would be on galvanised sheet with copper alloy wire
Users of vital electrical or electronic devices should not use the welding
(e.g. copper-silicon or copper-aluminium) with pure Argon (99.9%) protective gas.
machine.
- 4 -

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