Lincoln Electric SAF-FRO DIGISTEEL 355S User manual

IM3093
09/2020
REV04
DIGISTEP 355S, 425S, 505S
OPERATOR’S MANUAL
MANUALE OPERATIVO
MANUAL DE INSTRUCCIONES
MANUEL D’UTILISATION
BRUKSANVISNING
GEBRUIKERSHANDLEIDING
BRUKSANVISNING
KÄYTTÖOHJE
MANUAL DE INSTRUÇÕES
MANUAL DE UTILIZARE
Lincoln Electric Bester Sp. z o.o.
ul. Jana III Sobieskiego 19A, 58-263 Bielawa, Poland

IM3093
09/2020
REV04
DIGISTEP 355S, 425S, 505S
OPERATOR’S MANUAL
ENGLISH
Lincoln Electric Bester Sp. z o.o.
ul. Jana III Sobieskiego 19A, 58-263 Bielawa, Poland

English English
I
12/05
THANKS! For having chosen the QUALITY of the Lincoln Electric products.
Please Examine Package and Equipment for Damage. Claims for material damaged in shipment must be notified
immediately to the dealer.
For future reference record in the table below your equipment identification information. Model Name, Code &
Serial Number can be found on the machine rating plate.
Model Name:
………………...…………………………….…………………………………………………………………………………………..
Code & Serial number:
………………….……………………………………………….. …………………………………………………….……………..
Date & Where Purchased:
…………………………………………………………………... ……………………….…………………………………………..
ENGLISH INDEX
Technical Specifications...................................................................................................................................................... 1
ECO design information ...................................................................................................................................................... 2
Electromagnetic Compatibility (EMC).................................................................................................................................. 4
Safety.................................................................................................................................................................................. 5
Introduction ......................................................................................................................................................................... 7
Installation and Operator Instructions.................................................................................................................................. 7
WEEE ............................................................................................................................................................................... 11
Spare Parts ....................................................................................................................................................................... 11
REACh .............................................................................................................................................................................. 11
Authorized Service Shops Location .................................................................................................................................. 11
Electrical Schematic.......................................................................................................................................................... 11
Suggested Accessories..................................................................................................................................................... 12

English 1 English
Technical Specifications
NAME INDEX
DIGISTEP 355S W000403590
DIGISTEP 425S W000403591
DIGISTEP 505S W000404224
INPUT
Input Voltage U1 EMC Class Frequency
W000403590
W000403591
W000404224
230 / 400V±10%
3 - phase A 50 / 60 Hz
Input Power at Rated Output Input amperes I1max cos φ
W000403590 17,3 kVA @ 40% Duty Cycle 45,5 A 0,95
W000403591 22,8 kVA @ 40% Duty Cycle 58 A 0,96
W000404224 29,2 kVA @ 40% Duty Cycle 74 A 0,96
RATED OUTPUT AT 40°C
Duty cycle
(Based on a 10 min. period) Output Current Output Voltage
W000403590
40% 350 A 31,5 Vdc
60% 285 A 28,2 Vdc
100% 220 A 25 Vdc
W000403591
40% 420 A 35 Vdc
60% 345 A 31,3 Vdc
100% 265 A 27,3 Vdc
W000404224
40% 500 A 39 Vdc
60% 410 A 34,5 Vdc
100% 315 A 29,8 Vdc
OUTPUT RANGE
Welding Current Range Open Circuit Voltage
W000403590 30 A ÷ 350 A 17 ÷ 48 Vdc
W000403591 30 A ÷ 420 A 17 ÷ 52 Vdc
W000404224 40 A ÷ 500 A 18 ÷ 60Vdc
RECOMMENDED FUSE SIZES AND INPUT CABLE
Fuse or Circuit Breaker Size Input Power Cable
230V 400V
W000403590 D 40 A D 32 A 4 Conductor, 4 mm2
W000403591 D 25 A D 63 A 4 Conductor, 6 mm2
W000404224 D 50 A D 40 A 4 Conductor, 6 mm2
PHYSICAL DIMENSIONS
Weight Height Width Lenght
W000403590 134 kg 880 mm 700 mm 1030 mm
W000403591 176 kg 880 mm 700 mm 1030 mm
W000404224 185 kg 880 mm 700 mm 1030 mm
Protection Rating Operating Humidity
(t=20C) Operating Temperature Storage Temperature
IP23 ≤90 % -10ºC ÷ +40ºC -25ºC ÷ +55ºC

English 2 English
ECO design information
The equipment has been designed in order to be compliant with the Directive 2009/125/EC and the Regulation
2019/1784/EU.
Efficiency and idle power consumption:
Index Name Efficiency when max power
consumption / Idle power consumption Equivalent model
W000403590 DIGISTEP 355S 69% / 46W No equivalent model
W000403591 DIGISTEP 425S 65,8% / 22W No equivalent model
W000404224 DIGISTEP 505S 71,2% / 22W No equivalent model
Idle state occurs under the condition specified in below table
IDLE STATE
Condition Presence
MIG mode
TIG mode
STICK mode
After 30 minutes of non-working
Fan off X
The value of efficiency and consumption in idle state have been measured by method and conditions defined in the
product standard EN 60974-1:20XX.
Manufacturer’s name, product name, code number, product number, serial number and date of production can be read
from rating plate.
XXXXXXXXXX
Code: XXXXX XXXXXX-X
S/N: P1YYMMXXXXX
12
34
5
P1 YY MM XXXXX
5A5A 5B 5D5C
XXXXXXX
Where:
1- Manufacturer name and address
2- Product name
3- Code number
4- Product number
5- Serial number
5A- country of production
5B- year of production
5C- month of production
5D- progressive number different for each machine

English 3 English
Typical gas usage for MIG/MAG equipment:
Material type
Wire
diameter
[mm]
DC electrode positive Wire Feeding
[m/min] Shielding Gas Gas flow [l/min]
Current
[A]
Voltage
[V]
Carbon, low
alloy steel 0,9 ÷ 1,1 95 ÷ 200 18 ÷ 22 3,5 – 6,5 Ar 75%, CO225% 12
Aluminium 0,8 ÷ 1,6 90 ÷ 240 18 ÷ 26 5,5 – 9,5 Argon 14 ÷ 19
Austenic
stainless steel 0,8 ÷ 1,6 85 ÷ 300 21 ÷ 28 3 - 7 Ar 98%, O22% / He 90%, Ar 7,5% CO22,5% 14 ÷ 16
Copper alloy 0,9 ÷ 1,6 175 ÷ 385 23 ÷ 26 6 - 11 Argon 12 ÷ 16
Magnesium 1,6 ÷ 2,4 70 ÷ 335 16 ÷ 26 4 - 15 Argon 24 ÷ 28
Tig Process:
In TIG welding process, gas usage depends on cross-sectional area of the nozzle. For commonly used torches:
Helium: 14-24 l/min
Argon: 7-16 l/min
Notice: Excessive flow rates causes turbulence in the gas stream which may aspirate atmospheric contamination into
the welding pool.
Notice: A cross wind or draft moving can disrupt the shielding gas coverage, in the interest of saving of protective gas
use screen to block air flow.
End of life
At end of life of product, it has to be disposal for recycling in accordance with Directive 2012/19/EU (WEEE), information
about the dismantling of product and Critical Raw Material (CRM) present in the product, can be found at
https://www.lincolnelectric.com/en-gb/support/Pages/operator-manuals-eu.aspx

English 4 English
Electromagnetic Compatibility (EMC)
11/04
This machine has been designed in accordance with all relevant directives and standards. However, it may still generate
electromagnetic disturbances that can affect other systems like telecommunications (telephone, radio, and television) or
other safety systems. These disturbances can cause safety problems in the affected systems. Read and understand
this section to eliminate or reduce the amount of electromagnetic disturbance generated by this machine.
This machine has been designed to operate in an industrial area. To operate in a domestic area it is
necessary to observe particular precautions to eliminate possible electromagnetic disturbances. The
operator must install and operate this equipment as described in this manual. If any electromagnetic
disturbances are detected the operator must put in place corrective actions to eliminate these disturbances
with, if necessary, assistance from Lincoln Electric
Before installing the machine, the operator must check the work area for any devices that may malfunction because of
electromagnetic disturbances. Consider the following.
Input and output cables, control cables, and telephone cables that are in or adjacent to the work area and the
machine.
Radio and/or television transmitters and receivers. Computers or computer controlled equipment.
Safety and control equipment for industrial processes. Equipment for calibration and measurement.
Personal medical devices like pacemakers and hearing aids.
Check the electromagnetic immunity for equipment operating in or near the work area. The operator must be sure
that all equipment in the area is compatible. This may require additional protection measures.
The dimensions of the work area to consider will depend on the construction of the area and other activities that are
taking place.
Consider the following guidelines to reduce electromagnetic emissions from the machine.
Connect the machine to the input supply according to this manual. If disturbances occur if may be necessary to take
additional precautions such as filtering the input supply.
The output cables should be kept as short as possible and should be positioned together. If possible connect the
work piece to ground in order to reduce the electromagnetic emissions. The operator must check that connecting the
work piece to ground does not cause problems or unsafe operating conditions for personnel and equipment.
Shielding of cables in the work area can reduce electromagnetic emissions. This may be necessary for special
applications.
WARNING
The Class A equipment is not intended for use in residential locations where the electrical power is provided by the public
low-voltage supply system. There can be potential difficulties in ensuring electromagnetic compatibility in those locations,
due to conducted as well as radio-frequency disturbances.
WARNING
This equipment complies with IEC 61000-3-12 provided that the short-circuit power Ssc is greater than or equal to:
DIGISTEP 355S: Ssc ≥2 MVA
DIGISTEP 425S: Ssc ≥3.5 MVA
DIGISTEP 505S: Ssc ≥4.5 MVA
at the interface point between the user’s supply and the public system. It is the responsibility of the installer or user of the
equipment to ensure, by consultation with the distribution network operator if necessary, that the equipment is connected
only to a supply with a short circuit power Ssc greater than or equal to data on the table above.

English 5 English
Safety
01/11
WARNING
This equipment must be used by qualified personnel. Be sure that all installation, operation, maintenance and repair
procedures are performed only by qualified person. Read and understand this manual before operating this equipment.
Failure to follow the instructions in this manual could cause serious personal injury, loss of life, or damage to this
equipment. Read and understand the following explanations of the warning symbols. Lincoln Electric is not responsible
for damages caused by improper installation, improper care or abnormal operation.
WARNING: This symbol indicates that instructions must be followed to avoid serious personal injury,
loss of life, or damage to this equipment. Protect yourself and others from possible serious injury or
death.
READ AND UNDERSTAND INSTRUCTIONS: Read and understand this manual before operating this
equipment. Arc welding can be hazardous. Failure to follow the instructions in this manual could cause
serious personal injury, loss of life, or damage to this equipment.
ELECTRIC SHOCK CAN KILL: Welding equipment generates high voltages. Do not touch the
electrode, work clamp, or connected work pieces when this equipment is on. Insulate yourself from the
electrode, work clamp, and connected work pieces.
ELECTRICALLY POWERED EQUIPMENT: Turn off input power using the disconnect switch at the
fuse box before working on this equipment. Ground this equipment in accordance with local electrical
regulations.
ELECTRICALLY POWERED EQUIPMENT: Regularly inspect the input, electrode, and work clamp
cables. If any insulation damage exists replace the cable immediately. Do not place the electrode
holder directly on the welding table or any other surface in contact with the work clamp to avoid the risk
of accidental arc ignition.
ELECTRIC AND MAGNETIC FIELDS MAY BE DANGEROUS: Electric current flowing through any
conductor creates electric and magnetic fields (EMF). EMF fields may interfere with some pacemakers,
and welders having a pacemaker shall consult their physician before operating this equipment.
CE COMPLIANCE: This equipment complies with the European Community Directives.
ARTIFICIAL OPTICAL RADIATION: According with the requirements in 2006/25/EC Directive and
EN 12198 Standard, the equipment is a category 2. It makes mandatory the adoption of Personal
Protective Equipments (PPE) having filter with a protection degree up to a maximum of 15, as required
by EN169 Standard.
FUMES AND GASES CAN BE DANGEROUS: Welding may produce fumes and gases hazardous to
health. Avoid breathing these fumes and gases. To avoid these dangers the operator must use
enough ventilation or exhaust to keep fumes and gases away from the breathing zone.
ARC RAYS CAN BURN: Use a shield with the proper filter and cover plates to protect your eyes from
sparks and the rays of the arc when welding or observing. Use suitable clothing made from durable
flame-resistant material to protect you skin and that of your helpers. Protect other nearby personnel
with suitable, non-flammable screening and warn them not to watch the arc nor expose themselves to
the arc.

English 6 English
WELDING SPARKS CAN CAUSE FIRE OR EXPLOSION: Remove fire hazards from the welding area
and have a fire extinguisher readily available. Welding sparks and hot materials from the welding
process can easily go through small cracks and openings to adjacent areas. Do not weld on any tanks,
drums, containers, or material until the proper steps have been taken to insure that no flammable or
toxic vapors will be present. Never operate this equipment when flammable gases, vapors or liquid
combustibles are present.
WELDED MATERIALS CAN BURN: Welding generates a large amount of heat. Hot surfaces and
materials in work area can cause serious burns. Use gloves and pliers when touching or moving
materials in the work area.
CYLINDER MAY EXPLODE IF DAMAGED: Use only compressed gas cylinders containing the correct
shielding gas for the process used and properly operating regulators designed for the gas and pressure
used. Always keep cylinders in an upright position securely chained to a fixed support. Do not move or
transport gas cylinders with the protection cap removed. Do not allow the electrode, electrode holder,
work clamp or any other electrically live part to touch a gas cylinder. Gas cylinders must be located
away from areas where they may be subjected to physical damage or the welding process including
sparks and heat sources.
SAFETY MARK: This equipment is suitable for supplying power for welding operations carried out in
an environment with increased hazard of electric shock.
The manufacturer reserves the right to make changes and/or improvements in design without upgrade at the same time
the operator’s manual.

English 7 English
Introduction
The wekding sources of the DIGISTEP S family are
designed to work with wire feeder:
WF 24
WF 24S
DIGISTEP S + WF enables welding:
MGAW (MIG/MAG)
The following equipment has been added to DIGISTEP
355S, 425S, 505S:
Operator’s Manual
Work lead - 3m
Slow-blow fuse - 3A
Recommended equipment, which can be bought by
user, was mentioned in the chapter "Accessories".
Installation and Operator Instructions
Read this entire section before installation or operation
of the machine.
Location and Environment
This machine will operate in harsh environments.
However, it is important that simple preventative
measures are followed to assure long life and reliable
operation.
Do not place or operate this machine on a surface
with an incline greater than 15° from horizontal.
Do not use this machine for pipe thawing.
This machine must be located where there is free
circulation of clean air without restrictions for air
movement to and from the air vents. Do not cover
the machine with paper, cloth or rags when switched
on.
Dirt and dust that can be drawn into the machine
should be kept to a minimum.
This machine has a protection rating of IP23. Keep it
dry when possible and do not place it on wet ground
or in puddles.
Locate the machine away from radio controlled
machinery. Normal operation may adversely affect
the operation of nearby radio controlled machinery,
which may result in injury or equipment damage.
Read the section on electromagnetic compatibility in
this manual.
Do not operate in areas with an ambient temperature
greater than 40°C.
Duty cycle and Overheating
The duty cycle of a welding machine is the percentage of
time in a 10 minute cycle at which the welder can
operate the machine at rated welding current.
Example: 60% duty cycle:
Welding for 6 minutes Break for 4 minutes
Excessive extension of the duty cycle will cause the
thermal protection circuit to activate.
Minutes or decrease
duty cycle
Input Supply Connection
WARNING
Only a qualified electrician can connect the welding
machine to the supply network. Installation the outlet
plug to power lead and connecting the welding machine
had to be made in accordance with the appropriate
National Electrical Code and local regulations.
Check the input voltage, phase, and frequency supplied
to this machine before turning it on. Verify the
connection of grounding wires from the machine to the
input source.
The allowable input voltages are 3x230V 50/60Hz and
3x400V 50/60Hz (400V: factory default). For more
information about input supply refer to the technical
specification section of this manual and to the rating
plate of the machine.
If it is necessary to change the input voltage:
The input cable must be disconnected from the
mains supply and the machine switched OFF.
Remove the left side panel from the machine.
Reconnect X11 and X12 according to the diagram
below:
400V 230V
230V
0
400V
WVU
YXZ
230V
0
400V
X12
WVU
YXZ YXZ
WVU
230V
0
400V
X12
X11X11
Figure 1.
Replace the left side panel.
Make sure that the amount of mains power available
from the input supply is adequate for normal operation of
the machine. The necessary delayed fuse (or circuit
breaker with "D" characteristic) and cable sizes are
indicated in the technical specification section of this
manual.
WARNING
When powering welder from a generator be sure to turn
off welder first, before generator is shut down, In order to
prevent damage to welder!

English 8 English
Output Connections
Refer to point [2], [3], [4] and [5] of the Figure 2.
Controls and Operational Features
1. Power Switch ON/OFF (I/O): Controls the input
power to the machine. Be sure the power source is
connected to the mains supply before turning power
on ("I"). After input power is connected and the
power switch is turned on, the indicator will light up to
indicate the machine is ready to weld.
2. High Inductance Negative Output Socket: For
the work lead connection.
3. Low Inductance Negative Output Socket: For
the work lead connection.
4. Wire Feeder Receptacle: 14-pins receptacle for wire
feeder. Provides connections for auxiliary power of
wire feeder.
5. Positive Output Socket: For the source/wire feeder
cable connection.
6. Welding Load Voltage Switch: Adjust the welding
load voltage.
7. Wire Feeder Voltmeter Switch: This switch selects
the polarity of the wire feeder voltmeter, if so
equipped. When the welding torch is positive (MIG,
Outershield and some Innershield processes), set
the switch to "+". When the welding torch is negative
(most Innershield applications), set the switch to "-".
DIGISTEP 355S, 425S, 505S
Figure 2.
8. Fuse: Use slow-blow fuse:
DIGISTEP
355S 425S 505S
3A 3A 3A
9. Power Lead (5m): Connect the supply plug to the
existing input cable that is rated for the machine as
indicated in this manual, and conforms to all
applicable standards. This connection shall be
performed only by a qualified person.
10. Cooler Power Supply Socket: For supplying the
cooler unit only.
WARNING
The socket has an output of 230V, 2.5A and is protected
by the circuit breaker [11].
11. Circuit Breaker: Protects the Cooler Power Supply
socket. It shuts off the power supply when the
current exceeds 2.5A. Press it to restore the power
supply.
12. Hole Plug: For CO2gas heater socket (see
"Accessories" chapter - K14009-1 CO2Heater
Connection Kit).
DIGISTEP 355S,425S,505S
Figure 3.

English 9 English
Welding Cables Connections
Insert the plug of the work lead into the socket [2] or [3].
The other end of this leadf connects to the work piece
with the work clamp.
Connect the wire feeder to the power source:
insert the positive welding cable into the output
socket [5].
insert the wire feeder control cable into the socket [4]
(see ”Accessories” section, Source/wire feeder cable
K10347-PG-xM or K10347-PGW-xM).
Use the shortest possible cable lengths
Setting Welding Voltage
Figure 4.
Machine and Circuit Protection
The DIGISTEP S is protected against overheating,
overload and accidental short-circuits
If the machine is overheated, the thermal protection
circuit will decrease the output current to 0.Overheating
is flashing by Thermal Overload Indicator on the fron
panel of wire feeder. The thermal protection circuit will
turn on the output current again, when the machine is
cooled.
The DIGISTEP S is also electronically protected against
overload and accidental short-circuit. The overload and
short-circuit protection circuit automatically reduces the
output current to a safe value when it detects an
overload.
Transport
Figure 5.
To ensure safety transport it is to:
Lift only power source without gas cylinder, cooler
and wire feeder, or any other accessories.
Screw down an eye bolt and apply load axially in 45
degree angle in accordance to the Figure 4.
Ensure equal length of lifting lines.
Maintenance
WARNING
For any repair operations, modifications or
maintenances, it is recommended to contact the nearest
Technical Service Center or Lincoln Electric. Repairs
and modifications performed by unauthorized service or
personnel will cause, that the manufacturer’s warranty
will become null and void.
Any noticeable damage should be reported immediately
and repaired.
Routine maintenance (everyday)
Check condition of insulation and connections of the
work leads and insulation of power lead. If any
insulation damage exists replace the lead
immediately.
Remove the spatters from the welding gun nozzle.
Spatters could interfere with the shielding gas flow to
the arc.
Check the welding gun condition: replace it, if
necessary.
Check condition and operation of the cooling fan.
Keep clean its airflow slots.
Periodic maintenance (every 200 working hours but
at list once every year)
Perform the routine maintenance and, in addition:
Keep the machine clean. Using a dry (and low
pressure) airflow, remove the dust from the external
case and from the cabinet inside.
If it is required, clean and tighten all weld terminals.
The frequency of the maintenance operations may vary
in accordance with the working environment where the
machine is placed.
WARNING
Do not touch electrically live parts.
WARNING
Before the case of welding machine will be removed, the
welding machine had to be turned off and the power lead
had to be disconnected from mains socket.
WARNING
Mains supply network must be disconnected from the
machine before each maintenance and service. After
each repair, perform proper tests to ensure safety.

English 10 English
Customer Assistance Policy
The business of The Lincoln Electric Company is
manufacturing and selling high quality welding
equipment, consumables, and cutting equipment. Our
challenge is to meet the needs of our customers and to
exceed their expectations. On occasion, purchasers may
ask Lincoln Electric for advice or information about their
use of our products. We respond to our customers
based on the best information in our possession at that
time. Lincoln Electric is not in a position to warrant or
guarantee such advice, and assumes no liability, with
respect to such information or advice. We expressly
disclaim any warranty of any kind, including any
warranty of fitness for any customer’s particular purpose,
with respect to such information or advice. As a matter of
practical consideration, we also cannot assume any
responsibility for updating or correcting any such
information or advice once it has been given, nor does
the provision of information or advice create, expand or
alter any warranty with respect to the sale of our
products
Lincoln Electric is a responsive manufacturer, but the
selection and use of specific products sold by Lincoln
Electric is solely within the control of, and remains the
sole responsibility of the customer. Many variables
beyond the control of Lincoln Electric affect the results
obtained in applying these types of fabrication methods
and service requirements.
Subject to Change – This information is accurate to the
best of our knowledge at the time of printing. Please
refer to www.saf-fro.com for any updated information.

English 11 English
WEEE
07/06
English
Do not dispose of electrical equipment together with normal waste!
In observance of European Directive 2012/19/EC on Waste Electrical and Electronic Equipment (WEEE) 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 protect the environment and human health!
Spare Parts
12/05
Part List reading instructions
Do not use this part list for a machine if its code number is not listed. Contact the Lincoln Electric Service
Department for any code number not listed.
Use the illustration of assembly page and the table below to determine where the part is located for your particular
code machine.
Use only the parts marked "X" in the column under the heading number called for in the assembly page (# indicate
a change in this printing).
First, read the Part List reading instructions above, then refer to the "Spare Part" manual supplied with the machine, that
contains a picture-descriptive part number cross-reference.
REACh
11/19
Communication in accordance with Article 33.1 of Regulation (EC) No 1907/2006 – REACh.
Some parts inside this product contain:
Bisphenol A, BPA, EC 201-245-8, CAS 80-05-7
Cadmium, EC 231-152-8, CAS 7440-43-9
Lead, EC 231-100-4, CAS 7439-92-1
Phenol, 4-nonyl-, branched, EC 284-325-5, CAS 84852-15-3
in more than 0,1% w/w in homogeneous material. These substances are included in the “Candidate List of Substances
of Very High Concern for Authorisation” of REACh.
Your particular product may contain one or more of the listed substances.
Instructions for safe use:
use according to Manufacturer instructions, wash hands after use;
keep out of reach of children, do not put in mouth,
dispose in accordance with local regulations.
Authorized Service Shops Location
09/16
The purchaser must contact Lincoln Electric or Authorized Service Facility about any defect claimed under warranty
period.
Contact your local Sales Representative for assistance in locating the nearest Authorized Service Facility.
Electrical Schematic
Refer to the "Spare Part" manual supplied with the machine.

English 12 English
Suggested Accessories
K14009-1 GAS HEATER SOCKET
K10158-1 SPOOL ADAPTER (type: B300)
K363P SPOOL ADAPTER (type: Readi-Reel®)
K140071-2 KIT GRILL
W000403601 COOLER-25
W000010167 FREEZCOOL 9,6L
WORK LEADS
GRD-300A-50-10M CABLE WITH CLAMP.50MM2 10M
GRD-300A-50-5M CABLE WITH CLAMP.50MM2 5M
GRD-400A-70-10M CABLE WITH CLAMP.70MM2 10M
GRD-400A-70-15M CABLE WITH CLAMP.70MM2 15M
GRD-400A-70-5M CABLE WITH CLAMP.70MM2 5M
GRD-600A-95-10M CABLE WITH CLAMP.90MM2 10M
GRD-600A-95-5M CABLE WITH CLAMP.90MM2 5M
INTERCONNECTION CABLE
K10347-PG-xxM Source/wire feeder cable (gas). Available in: 2,6/5/10/15/20/25m
K10347-PGW-xxM Source/wire feeder cable (gas and water). Available in: 2,6/5/10/15/20/25m

IM3093
09/2020
REV04
DIGISTEP 355S, 425S, 505S
MANUALE OPERATIVO
ITALIAN
Lincoln Electric Bester Sp. z o.o.
ul. Jana III Sobieskiego 19A, 58-263 Bielawa, Poland

Italiano Italiano
I
12/05
GRAZIE! Per aver scelto la QUALITÀ dei prodotti Lincoln Electric.
Si prega di esaminare imballo ed equipaggiamento per rilevare eventuali danneggiamenti. Le richieste per materiali
danneggiati dal trasporto devono essere immediatamente notificate al rivenditore.
Per ogni futuro riferimento, compilare la tabella sottostante con le informazioni di identificazione equipaggiamento.
Modello, Codice (Code) e Matricola (Serial Number) sono reperibili sulla targa dati della macchina.
Modello:
……………………………………………………………………………………………………………………………
Codice e Matricola:
…………………………………………………………… ……………………………………………………………
Data e Luogo d’acquisto:
…………………………………………………………… ……………………………………………………………
INDICE ITALIANO
Specifiche Tecniche ............................................................................................................................................................ 1
Informazioni sulla progettazione ecocompatibile................................................................................................................. 2
Compatibilità Elettromagnetica (EMC) ................................................................................................................................ 4
Sicurezza ............................................................................................................................................................................ 5
Introduzione ........................................................................................................................................................................ 7
Installazione e Istruzioni Operative ..................................................................................................................................... 7
RAEE ................................................................................................................................................................................ 11
Parti di Ricambio ............................................................................................................................................................... 11
REACh .............................................................................................................................................................................. 11
Ubicazione dei centri assistenza autorizzati...................................................................................................................... 11
Schema Elettrico ............................................................................................................................................................... 11
Accessori consigliati.......................................................................................................................................................... 12

Italiano Italiano
1
Specifiche Tecniche
NOME INDICE
DIGISTEP 355S W000403590
DIGISTEP 425S W000403591
DIGISTEP 505S W000404224
INPUT
Tensione di alimentazione U1 Classe EMC Frequenza
W000403590
W000403591
W000404224
230 / 400V ±10%
Trifase A 50/60Hz
Potenza assorbita per uscita
nominale Corrente in ingresso I1max cos φ
W000403590 17,3 kVA per fattore di
intermittenza 40% 45,5 A 0,95
W000403591 22,8 kVA per fattore di
intermittenza 40% 58 A 0,96
W000404224 29,2 kVA @ per fattore di
intermittenza 40% 74 A 0,96
USCITA NOMINALE A 40°C
Rapporto di intermittenza
(Basato su un periodo di 10 min.) Corrente in uscita Tensione nominale in uscita
W000403590
40% 350 A 31,5 VCC
60% 285 A 28,2 VCC
100% 220 A 25 VCC
W000403591
40% 420 A 35 VCC
60% 345 A 31,3 VCC
100% 265 A 27,3 VCC
W000404224
40% 500 A 39 VCC
60% 410 A 34,5 VCC
100% 315 A 29,8 VCC
USCITA
Gamma corrente di saldatura Massima tensione a vuoto
W000403590 30 A ÷ 350 A 17 ÷ 48 Vcc
W000403591 30 A ÷ 420 A 17 ÷ 52 Vcc
W000404224 40A ÷ 500 A 18 ÷ 60 Vcc
DIMENSIONI RACCOMANDATE PER FUSIBILI E CAVO DI INGRESSO
Fusibile o Interruttore Cavo di Alimentazione
230V 400V
W000403590 D 40 A D 32 A 4 conduttore, 4 mm2
W000403591 D 25 A D 63 A 4 conduttore, 6 mm2
W000404224 D 50 A D 40 A 4 conduttore, 6 mm2
DIMENSIONI E DATI FISICI
Peso Altezza Larghezza Lunghezza
W000403590 134 kg 880 mm 700 mm 1030 mm
W000403591 176 kg 880 mm 700 mm 1030 mm
W000404224 185 kg 880 mm 700 mm 1030mm
Protezione nominale Umidità di esercizio
(t=20C)
Temperatura di
funzionamento
Temperatura di
immagazzinamento
IP23 ≤90 % -10ºC ÷ +40ºC -25ºC ÷ +55ºC

Italiano Italiano
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Informazioni sulla progettazione ecocompatibile
Questa attrezzatura è stata progettata per garantirne la compatibilità alla Direttiva 2009/125/CE e al Regolamento
2019/1784/UE.
Efficienza e consumo energetico al minimo:
Indice NOME
Efficienza con consumo energetico
massimo / consumo energetico al
minimo
Modello equivalente
W000403590 DIGISTEP 355S 69% / 46W Nessun modello equivalente
W000403591 DIGISTEP 425S 65,8% / 22W Nessun modello equivalente
W000404224 DIGISTEP 505S 71,2% / 22W Nessun modello equivalente
Lo stato di minimo si registra nelle condizioni indicate nella tabella seguente
STATO DI MINIMO
Condizione Presenza
Modalità MIG
Modalità TIG
Modalità STICK
Dopo 30 minuti di inattività
Ventola disinserita X
Il valore di efficienza e il consumo al minimo sono stati misurati con il metodo e le condizioni definite nella norma di
prodotto EN 60974-1:20XX
Nome del costruttore, nome del prodotto, codice, numero di prodotto, numero di serie e data di produzione sono riportati
sulla targhetta identificativa.
XXXXXXXXXX
Code: XXXXX XXXXXX-X
S/N: P1YYMMXXXXX
12
34
5
P1 YY MM XXXXX
5A5A 5B 5D5C
XXXXXXX
Dove:
1- Nome e indirizzo del costruttore
2- Nome del prodotto
3- Codice
4- Numero prodotto
5- Numero di serie
5A- paese di produzione
5B- anno di produzione
5C- mese di produzione
5D- numero progressivo diverso per ciascuna macchina