ESAB A2, A6 PEK Control Unit Instruction Manual

: September 18, 2024
: ESAB

A2, A6 PEK Control Unit

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Product Information

Specifications:

Product: A2, A6 PEK Control Unit
Instruction manual: 0460 948 201 GB 20220217
Valid for serial no.: 628-xxx-xxxx

Product Usage Instructions:

1. Safety

It is important to follow safety precautions and ensure that
only trained personnel operate the equipment to prevent injury and
damage.

2. Introduction

2.1 Equipment:

The control unit is designed for specific set-ups and should be
operated by trained personnel.

2.2 Control Panel:

The control panel provides access to various functions and
settings of the equipment.

3. Technical Data

Provides detailed technical specifications of the control unit
for reference.

4. Installation

4.1 Mains Supply:

Instructions on how to connect the control unit to the mains
supply safely.

5. Operation

5.1 Connections:

Guidance on how to make necessary connections for proper
operation.

5.2 USB Connection:

Instructions on how to utilize the USB connection for data
transfer or updates.

5.3 LAN/Ethernet Connector:

Details on connecting the control unit to a LAN/Ethernet network
for communication.

5.4 Key to Symbols:

Explanation of symbols used on the control panel for better
understanding.

6. Maintenance

6.1 Inspection and Cleaning:

Guidelines on how to inspect and clean the control unit for
optimal performance.

7. Ordering Spare Parts

Information on how to order spare parts for the control unit if
needed.

FAQ

Q: Who is responsible for ensuring safety when using the

equipment?

A: Users of ESAB equipment have the ultimate responsibility for
ensuring that safety precautions are observed by anyone working on
or near the equipment.

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A2, A6 PEK Control Unit

Instruction manual
0460 948 201 GB 20220217

Valid for: serial no. 628-xxx-xxxx

TABLE OF CONTENTS

1 SAFETY …………………………………………………………………………………………. 4

2 INTRODUCTION ……………………………………………………………………………… 7

2.1

Equipment ………………………………………………………………………………….. 7

2.2

Control panel ……………………………………………………………………………… 7

3 TECHNICAL DATA ………………………………………………………………………….. 8

4 INSTALLATION……………………………………………………………………………….. 9

4.1

Mains supply………………………………………………………………………………. 9

5 OPERATION …………………………………………………………………………………… 10

5.1

Connections……………………………………………………………………………….. 10

5.2

USB connection………………………………………………………………………….. 10

5.3

LAN/Ethernet connector ……………………………………………………………… 11

5.4

Key to symbols …………………………………………………………………………… 11

6 MAINTENANCE ………………………………………………………………………………. 12

6.1

Inspection and cleaning………………………………………………………………. 12

7 ORDERING SPARE PARTS ……………………………………………………………… 13 DIAGRAM ……………………………………………………………………………………………… 14 ORDERING NUMBERS …………………………………………………………………………… 16 ACCESSORIES ……………………………………………………………………………………… 17

Rights reserved to alter specifications without notice. 0460 948 201

1 SAFETY

1

SAFETY

NOTE!
The unit is tested by ESAB in a general set-up. The responsibility for safety and function, of the specific set-up, lies with the integrator.
Users of ESAB 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 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 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 equipment must be familiar with: its operation location of emergency stops its function relevant safety precautions welding and cutting or other applicable operation of the equipment
2. The operator must ensure that: no unauthorised person is stationed within the working area of the equipment when it is started up no-one is unprotected when the arc is struck or work is started with the equipment
3. The workplace must: be suitable for the purpose be free from drafts
4. Personal safety equipment: Always wear recommended personal safety equipment, such as safety glasses, flame-proof clothing, safety gloves Do not wear loose-fitting items, such as scarves, bracelets, rings, etc., which could become trapped or cause burns
5. General precautions: Make sure the return cable is connected securely Work on high voltage equipment may only be carried out by a qualified electrician Appropriate fire extinguishing equipment must be clearly marked and close at hand Lubrication and maintenance must not be carried out on the equipment during operation
WARNING!
Risk of crushing when replacing the wire bobbin! Do not use safety gloves when inserting the welding wire between the feed rollers.

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1 SAFETY
WARNING! Arc welding and cutting can be injurious to yourself and others. Take precautions when welding and cutting. Ask for your employer’s safety practices which should be based on manufacturers’ hazard data. ELECTRIC SHOCK – Can kill · Install and earth the unit in accordance with applicable standards · Do not touch live electrical parts or electrodes with bare skin, wet gloves or
wet clothing · Insulate yourself from earth and the workpiece · Ensure your working stance is safe FUMES AND GASES – Can be dangerous to health · Keep your head out of the fumes · 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 · Protect your eyes and body. Use the correct welding screen and filter lens and
wear protective clothing · Protect bystanders with suitable screens or curtains FIRE HAZARD · Sparks (spatter) can cause fire. Make sure therefore that there are no
inflammable materials nearby NOISE – Excessive noise can damage hearing · Protect your ears. Use earmuffs or other hearing protection. · 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!
CAUTION! This product is solely intended for arc welding.
CAUTION! 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 may be potential difficulties in ensuring electromagnetic compatibility of class A equipment in those locations, due to conducted as well as radiated disturbances.
CAUTION! Read and understand the instruction manual before installing or operating.

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1 SAFETY
NOTE! Dispose of electronic equipment at the recycling facility!
In observance of European Directive 2012/19/EC on Waste Electrical and Electronic Equipment and its implementation in accordance with national law, electrical and/or electronic equipment that has reached the end of its life must be disposed of at a recycling facility.
As the person responsible for the equipment, it is your responsibility to obtain information on approved collection stations.
For further information contact the nearest ESAB dealer.
ESAB can provide you with all necessary welding protection and accessories.

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2 INTRODUCTION

2

INTRODUCTION

PEK is a control unit intended for submerged arc welding (SAW) and for gas metal arc welding (GMAW). The control unit is used together with automatic welding machines, power sources, column and booms.
ESAB accessories for the product can be found in the “ACCESSORIES” chapter of this manual.

2.1 Equipment
The control unit is supplied with: · An instruction manual for the control unit · An instruction manual for the control panel in English Instruction manuals in other languages can be downloaded from: www.esab.com.

2.2 Control panel
See the separate instruction manual for a detailed description of the control panel

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3 TECHNICAL DATA

3

TECHNICAL DATA

PEK

Supply voltage

42 V, 50/60 Hz

Power requirement

Max 900 VA

Engine connections adapted for ESAB’s 6 A 100% motors

Speed control

Feedback from pulse encoder

Operating temperature

-15°C to +45°C

Transportation temperature

-20°C to +55°C

Relative air humidity

Max 95%

Dimensions l×w×h

246 × 235 × 273 mm

Weight

6.6 kg

Enclosure class

IP23

Travel speed

0200 cm/min *) See separate instruction manual for automatic welding machines.

Max manual travel speed

2.0 m/min

Wire feed speed, filler wire

02500 cm/min *) See separate instruction manual for wire feed unit.

*) The setting range is dependent on the product used.

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 intended for indoor and outdoor use.

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4 INSTALLATION

4

INSTALLATION

The installation must be executed by a professional.

4.1 Mains supply

NOTE!
Mains supply requirements
This equipment complies with IEC 61000-3-12 provided that the short-circuit power is greater than or equal to Sscmin 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 greater than or equal to Sscmin. Refer to the technical data in the TECHNICAL DATA chapter.

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5 OPERATION

5

OPERATION

General safety regulations for the handling of the equipment can be found in the “SAFETY” chapter of this manual. Read through before you start using the equipment!

5.1 Connections

1. Emergency stop
2. Control panel, see separate instruction manual
3. Connection (CAN) for remote control unit or service tool
4. USB connection, see section of USB connection
5. Connection for limit position switch or cable with solenoid for gas
6. Connection of speed feedback for wire feed

7. Connection of speed feedback for travel motion
8. Connection for arc voltage feedback
9. Connection of motor cable for travel motion
10. Connection of motor cable for wire feed
11. LAN connector, Ethernet port used to connect to WeldCloudTM Mobile
12. Connection for control cable from power source

5.2 USB connection

The external USB memory can be used to transfer programs to and from systems.
During normal use there is no risk of “viruses” “infecting” equipment. To eliminate the risk entirely, we recommend that the memory, which is used together with this equipment, not be used for any other purpose other than its intended.
Certain USB memories may not work with this equipment. We recommend using USB memories from a reputable supplier. ESAB assumes no responsibility for any damage caused as a consequence of incorrect use of the USB memory.

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5 OPERATION
To insert a USB memory 1. Switch off the power supply main switch. 2. Insert the USB memory into the USB socket. 3. Switch on the power supply main switch.
5.3 LAN/Ethernet connector
The PEK control unit is equipped with an Ethernet interface to be able to connect the unit to an ESAB WeldCloudTM Mobile unit. For further information about the WeldCloudTM system, see the WeldCloudTM instruction manual. For further information about the WeldCloudTM Mobile unit, see the WeldCloudTM Mobile instruction manual.
5.4 Key to symbols

Main menu
Manual travel motion in direction
Fast motion
Manual wire feed downwards
Stop

Enter
Manual travel motion in direction Manual wire feed upwards
Start
Current

Wire feed speed

Voltage

Travel speed See separate instruction manual for more information regarding the control panel.

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6 MAINTENANCE

6

MAINTENANCE

Regular maintenance is important for safe, reliable operation.

Maintenance may only be carried out by an authorised technician. Only personnel with the appropriate electrical skills (authorised staff) may remove safety plates.

CAUTION!
All warranty undertakings from the supplier cease to apply if the customer attempts any work to rectify any faults in the product during the warranty period.

6.1 Inspection and cleaning
Check regularly that the control unit is not clogged with dirt.
How often and which cleaning methods apply depend on:
· welding process · arc time · location of the unit · surrounding environment
Usually it will be sufficient to blow the unit clean once a year, using dry compressed air (reduced pressure).

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7 ORDERING SPARE PARTS

7

ORDERING SPARE PARTS

Repair and electrical work should be performed by an authorised ESAB service technician. Use only ESAB original spare and wear parts.
PEK is designed and tested in accordance with the international and European standards EN 60974-1 and EN 60974-10. It is the obligation of the service unit which has carried out the service or repair work to make sure that the product still conforms to the said standard.
Spare parts may be ordered through your nearest ESAB dealer, see the last page of this publication.

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DIAGRAM
DIAGRAM

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DIAGRAM

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ORDERING NUMBERS
ORDERING NUMBERS

Ordering no. 0460 504 880 0459 839 036 0460 949

Denomination Control unit Spare parts list Instruction manual

Type PEK PEK Control panel for PEK

Instruction manuals and the spare parts list can be downloaded from: www.esab.com

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ACCESSORIES
ACCESSORIES
Control cable PEK – Power source 0460 910 881 15 m 0460 910 882 25 m 0460 910 883 35 m 0460 910 884 50 m
Cable restraining bracket 0460 861 880
USB Memory stick 2 Gb 0462 062 001
Ethernet cable (connectors included) 0465 816 001 0.5 m industrial

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ACCESSORIES
0821 440 980 Laser lamp kit, 2 m (6 ft 6.7 in.) cable 0821 440 981 Laser lamp kit, 10 m (33 ft) cable 0821 440 982 Laser lamp kit, 25 m (82 ft) cable 0821 440 983 Laser lamp kit, 40 m (131 ft) cable 0821 440 984 Laser lamp kit, 0.5 m (1 ft 7.7 in.) cable 0821 441 980 Laser lamp kit, hair cross,
2 m (6 ft 6.7 in.) cable 0821 441 983 Laser lamp kit, hair cross, 25 m (82 ft) cable

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ACCESSORIES

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For contact information visit esab.com ESAB AB, Lindholmsallén 9, Box 8004, 402 77 Gothenburg, Sweden, Phone +46 (0) 31 50 90 00
http://manuals.esab.com