EMC China Lab

Welding Machine IEC/EN/AS 60974 Testing

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Update time : 2025-05-25

According to the definition in Arc Welding Equipment, arc welding equipment refers to a complete device or system that converts electrical energy into welding energy. This includes welding power sources (arc welding power supplies, resistance welders) powered by mains input, mechanical drive systems, or battery packs, as well as auxiliary devices and welding accessories.

 

Welding Machine IEC/EN/AS 60974 Testing(图1)


Introduction to Arc Welding Equipment

The scope of Arc Welding Equipment covers arc welders and their auxiliary tools. The entire standard system comprises 13 independent parts:

 

- Part 1: Welding Power Sources – IEC/EN/AS 60974-1, GB 15579.1

- Part 2: Cooling Systems – IEC/EN/AS 60974-2, GB 15579.2

- Part 3: Arc Striking and Stabilizing Devices – IEC/EN/AS 60974-3, GB 15579.3

- Part 4: Periodic Inspection and Testing – IEC/EN/AS 60974-4, GB 15579.4

- Part 5: Wire Feeders – IEC/EN/AS 60974-5, GB 15579.5

- Part 6: Limited Duty Manual Metal Arc Welding Power Sources – IEC/EN/AS 60974-6, GB 15579.6

- Part 7: Torches – IEC/EN/AS 60974-7, GB 15579.7

- Part 8: Gas Circuit Devices for Plasma Cutting Systems – IEC/EN/AS 60974-8, GB 15579.8

- Part 9: Installation and Use – IEC/EN/AS 60974-9, GB 15579.9

- Part 10: Electromagnetic Compatibility (EMC) Requirements – IEC/EN/AS 60974-10, GB 15579.10

- Part 11: Electrode Holders – IEC/EN/AS 60974-11, GB 15579.11

- Part 12: Coupling Devices for Welding Cables – IEC/EN/AS 60974-12, GB 15579.12

- Part 13: Clamp Devices for Welding – IEC/EN/AS 60974-13, GB 15579.13

 

Note: Bolded items are the standard testing references for general-purpose products.

 

Welding Machine Safety Testing & Equipment

IEC 60974-1: Arc Welding Equipment – Part 1: Welding Power Sources

This standard consists of 17 chapters and shares many similarities with conventional electrical and electronic safety testing standards. Chapter 3 introduces specific terms and definitions unique to welding, such as flat/static characteristics, conventional load, and duty cycle, which are critical parameters for testing.

 

Key Safety Tests Covered in the Standard:

- Insulation Resistance Test

- Dielectric Strength Test

- Welding Circuit Touch Current Test

- Touch Current Test

- Heating Test

- Loading Test

- Abnormal Operation Tests (e.g., Stalled Fan Test, Short Circuit Test, Overload Test)

- Protective Earthing Test (Type Test)

- Rated No-load Voltage Test

- Handling Test

- Stability Test

- Tolerance Test

 

About China JJR Testing Laboratory

China JJR Laboratory is a professional third-party testing agency with years of experience in product testing. It is established in strict accordance with ISO/IEC 17025 and is accredited by:

 

- China National Accreditation Service for Conformity Assessment (CNAS)

- Certification and Accreditation Administration of the People's Republic of China (CMA)

- IEC System for Conformity Testing and Certification of Electrotechnical Equipment and Components (IECEE) – CBTL

- General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ)

 

Additionally, the lab is recognized by:

- Hong Kong EMSD

- NVLAP (U.S. National Voluntary Laboratory Accreditation Program)

- FCC (U.S. Federal Communications Commission)

- CPSC (U.S. Consumer Product Safety Commission)

- Energy Star

- CEC (California Energy Commission)

- IC (Innovation, Science and Economic Development Canada)

- ELI (Efficient Lighting Initiative)

 

JJR Laboratory is also a strategic partner and recognized data testing lab for international certification bodies such as UL, Intertek (ETL-SEMKO), CSA, TÜV Rheinland, and TÜV SÜD.

 

Since before 2013, JJR has held CNAS accreditation for parts of the welding machine standards. Current accreditations include EN IEC 60974-1, AS 60974.1, IEC 60974-6, AS 60974.6, and EN IEC 60974-10, making it one of the few capable and well-equipped private labs in this field.

 

Certification Services ✦

We currently provide certification services for the following markets:

- EU CE certification

- Australia saa certification

- Optional Domestic certification (China)

 

We possess extensive testing capabilities and advanced equipment for both single-phase and three-phase welding devices.


Email:hello@jjrlab.com


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