GB
AristoArc 400
Instruction manual
0458 636 001 GB 060228
Valid for serial no. 050--xxx--xxxx, 105--xxx--xxxx,
347--xxx--xxxx, 445--xxx--xxxx, 524--xxx--xxxx
1 DIRECTIVE 3........................................................
2SAFETY 3...........................................................
3 INTRODUCTION 5...................................................
3.1 Equipment 5................................................................
3.2 Control panels 5............................................................
4 TECHNICAL DATA 6.................................................
5 INSTALLATION 6....................................................
5.1 Lifting instructions 7.........................................................
5.2 Placing 7...................................................................
5.3 Mains power supply 7........................................................
6 OPERATION 8.......................................................
6.1 Connections and control devices 8............................................
6.2 Main voltage connection 8....................................................
6.3 Fan control timer 8..........................................................
6.4 Thermal overload protection 9................................................
6.5 Remote control unit 9........................................................
7 MAINTENANCE 9....................................................
7.1 Cleaning the air filter 9.......................................................
8 FAULT TRACING 10...................................................
9 ORDERING SPARE PARTS 10..........................................
DIAGRAM 12............................................................
ORDERING NUMBER 14.................................................
SPARE PARTS LIST 15...................................................
ACCESSORIES 16.......................................................
Rights reserved to alter specifications without notice.
TOCe
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1DIRECTIVE
ESAB Welding Equipment AB, S--695 81 Laxå, Sweden, gives its unreserved guarantee that welding
power source AristoArc 400 from serial number 105 complies with standard IEC/EN 60974--1, in accordance with the requirements of directive (73/23/EEC) and addendum (93/68/EEC) and with standard EN 50199 in accordance with the requirements of directive (89/336/EEC) and addendum
(93/68/EEC).
DECLARATION OF CONFORMITY
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Laxå 2001--04--18
Joakim Cahlin
Vice President
ESAB Welding Equipment AB
695 81 LAXÅ
SWEDEN Tel: + 46 584 81000 Fax: + 46 584 411924
2SAFETY
Users of ESAB welding equipment have the ultimate responsibility for ensuring that anyone who
works on or near the equipment observes all the relevant safety precautions. Safety precautions
must meet the requirements that apply to this type of welding equipment. The following recommendations should be observed in addition to the standard regulations that apply to the workplace.
All work must be carried out by trained personnel well--acquainted with the operation of the welding
equipment. Incorrect operation of the equipment may lead to hazardous situations which can result
in injury to the operator and damage to the equipment.
1. Anyone who uses the welding equipment must be familiar with:
S its operation
S location of emergency stops
S its function
S relevant safety precautions
S welding
2. The operator must ensure that:
S no unauthorized person is stationed within the working area of the equipment when it is
started up.
S no--one is unprotected when the arc is struck
3. The workplace must:
S be suitable for the purpose
S be free from drafts
4. Personal safety equipment
S Always wear recommended personal safety equipment, such as safety glasses, flame--proof
clothing, safety gloves.
S Do not wear loose--fitting items, such as scarves, bracelets, rings, etc., which could become
trapped or cause burns.
5. General precautions
S Make sure the return cable is connected securely.
S Work on high voltage equipment may only be carried out by a qualified electrician.
S Appropriate fire extinquishing equipment must be clearly marked and close at hand.
S Lubrication and maintenance must not be carried out on the equipment during operation.
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WARNING
ARC WELDING AND CUTTING CAN BE INJURIOUS TO YOURSELF AND OTHERS. TAKE PRECAU-
TIONS WHEN WELDING. ASK FOR YOUR EMPLOYER’S SAFETY PRACTICES WHICH SHOULD BE
BASED ON MANUFACTURERS’ HAZARD DATA.
ELECTRIC SHOCK -- Can kill
S Install and earth the welding unit in accordance with applicable standards.
S Do not touch live electrical parts or electrodes with bare skin, wet gloves or wet clothing.
S Insulate yourself from earth and the workpiece.
S Ensure your working stance is safe.
FUMES AND GASES -- Can be dangerous to health
S Keep your head out of the fumes.
S Use ventilation, extraction at the arc, or both, to take fumes and gases away from your breathing zone
and the general area.
ARC RAYS -- Can injure eyes and burn skin.
S Protect your eyes and body. Use the correct welding screen and filter lens and wear protective
clothing.
S Protect bystanders with suitable screens or curtains.
FIRE HAZARD
S Sparks (spatter) can cause fire. Make sure therefore that there are no inflammable materials nearby .
NOISE -- Excessive noise can damage hearing
S Protect your ears. Use earmuffs or other hearing protection.
S Warn bystanders of the risk.
MALFUNCTION -- Call for expert assistance in the event of malfunction.
READ AND UNDERSTAND THE INSTRUCTION MANUAL BEFORE INSTALLING OR OPERATING.
PROTECT YOURSELF AND OTHERS!
ESAB can provide you with all necessary welding protection and accessories.
WARNING!
Read and understand the instruction manual before installing
or operating.
WARNING!
Do not use the power source for thawing frozen pipes.
This product is solely intended for arc welding.
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Do not dispose of electrical equipment together with normal waste!
In observance of European Directive 2002/96/EC on Waste Electrical and Electronic
Equipment and its implementation in accordance with national law, electrical equipment
that has reached the end of its life must be collected separately and returned to an
environmentally compatible recycling facility. As the owner of the equipment, you should
get information on approved collection systems from our local representative.
By applying this European Directive you will improve the environment and human health!
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3 INTRODUCTION
The AristoArc 400 is a welding current power source intended for use with coated
electrodes (MMA welding).
It is available in two variants:
S AristoArc 400 with the A2 control panel
S AristoArc 400 with the A4 control panel.
See page 16 for details of ESAB’s accessories for the power unit.
3.1 Equipment
The AristoArc 400 is supplied with instruction manuals for power source and for the
control panel.
3.2 Control panels
The power source is supplied with one of the following control panels:
S A2 panel
With knobs for all control settings.
S A4 panel
With a knob for setting the welding current. Other functions controlled by
pushbuttons and symbols in the display panel.
See the separate instruction manuals for detailed descriptions of the control panels.
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4 TECHNICAL DATA
AristoArc 400
Mains voltage 400 V, ±10%, 3∼ 50 Hz
Primary current I
No--load power in energy--saving mode 6.5 min. after welding 50 W
Setting range 16 A -- 400 A
Maximum permissible load at
35% duty cycle
60 % duty cycle
100 % duty cycle
Power factor at maximum current 0,65
Efficiency at maximum current 85%
Open--circuit voltage 78 -- 90 V
Temperature range
Dimensions, l x b x h 625 x 294 x 492 mm
Continual A--weighted sound pressure <70 db
Weight 45 kg
Insulation class H
Enclosure class IP 23
Application class
max
38 A
400 A / 36 V
320 A / 33 V
250 A / 30 V
--10 till + 40˚C
Duty cycle
The duty cycle refers to the time as a percentage of a ten--minute period that you can weld at a certain load without overloading.
The duty cycle is valid for 40˚C.
Enclosure class
The IP code indicates the enclosure class, i. e. the degree of protection against penetration by solid
objects or water. Equipment marked IP23 is designed for indoor and outdoor use.
Application class
The symbol indicates that the power source is designed for use in areas with increased
electrical hazard.
5 INSTALLATION
The installation must be executed by a professional.
WARNING!
This product is intended for industrial use. In a domestic environment this product may cause radio
interference. It is the user’s responsibility to take adequate precautions.
Note!
Connect the power source to the electricity mains with a network impedance of 0.200 ohm or lower. If the
network impedance is higher, there is a risk of flicker in the illuminators.
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