ДСТУ EN IEC 60974-1:2024 Оборудование для дуговой сварки. Часть 1. Источники питания для сварки (EN IEC 60974-1:2022, IDT; IEC 60974-1:2021, IDT)
ДСТУ EN IEC 60974-1:2024
(EN IEC 60974-1:2022, IDT; IEC 60974-1:2021, IDT)
Обладнання для дугового зварювання.
Частина 1. Джерела живлення для зварювання
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)
Contents
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
3.1 General terms and definitions
3.2 Terms and definitions related to battery systems
3.3 Terms and definitions related to efficiency and idle state power measurement
4 Environmental conditions
5 Tests
5.1 Test conditions
5.2 Measuring instruments
5.3 Conformity of components
5.4 Type tests
5.5 Routine tests
6 Protection against electric shock
6.1 Insulation
6.2 Protection against electric shock in normal service (direct contact)
6.3 Protection against electric shock in case of a fault condition (indirect contact)
7 Thermal requirements
7.1 Heating test
7.2 Temperature measurement
7.3 Limits of temperature rise
7.4 Loading test
7.5 Commutators and slip-rings
8 Thermal protection
8.1 General requirements
8.2 Construction
8.3 Location
8.4 Operating capacity
8.5 Operation
8.6 Resetting
8.7 Indication
9 Abnormal operation
9.1 General requirements
9.2 Stalled fan test
9.3 Short circuit test
9.4 Overload test
9.5 Capacitors short circuit
10 Connection to the supply network
10.1 Supply voltage
10.2 Multi-supply voltage
10.3 Means of connection to the supply circuit
10.4 Marking of terminals
10.5 Protective circuit
10.6 Cable anchorage
10.7 Inlet openings
10.8 Supply circuit on/off switching device
10.9 Supply cables
10.10 Supply coupling device (attachment plug)
11 Output
11.1 Rated no-load voltage
11.2 Type test values of the conventional load voltage
11.3 Mechanical switching devices used to adjust output
11.4 Welding circuit connections
11.5 Power supply to external devices connected to the welding circuit
11.6 Auxiliary power supply
11.7 Welding cables
12 Control circuits
12.1 General requirement
12.2 Isolation of control circuits
12.3 Working voltages of remote control circuits
13 Hazard reducing device
13.1 General requirements
13.2 Types of hazard reducing devices
13.3 Requirements for hazard reducing devices
14 Mechanical provisions
14.1 General requirements
14.2 Enclosure
14.3 Handling means
14.4 Drop withstand
14.5 Tilting stability
15 Rating plate
15.1 General requirements
15.2 Description
15.3 Contents.
15.4 Tolerances
15.5 Direction of rotation
16 Adjustment of the output
16.1 Type of adjustment
16.2 Marking of the adjusting device
16.3 Indication of current or voltage control
17 Instructions and markings
17.1 Instructions
17.2 Markings
Annex A (normative) Nominal voltages of supply networks
Annex В (informative) Example of a combined dielectric test
Annex C (normative) Unbalanced load in case of AC tungsten inert-gas welding POWER SOURCES
Annex D (informative) Extrapolation of temperature to time of shutdown
Annex Е (normative) Construction of supply circuit terminals
Annex F (informative) Cross-reference to non-SI units
Annex G (informative) Suitability of supply network for the measurement of the true RMS value of the supply current
Annex H (informative) Plotting of static characteristics
Annex I (normative) Test methods for a 10 Nm impact
Annex J (normative) Thickness of sheet metal for enclosures
Annex К (informative) Examples of rating plates
Annex L (informative) Graphical symbols for arc welding equipment
Annex M (informative) Efficiency and idle state power measurement
Annex N (normative) Touch current measurement
Annex О (normative) Battery-powered welding power sources
Bibliography
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