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| 4401 |
IEC 60068-2-74:1999+AMD1:2018 CSV
Environmental testing - Part 2-74: Tests - Test Xc: Fluid contamination |
| 4402 |
IEC 60068-3-5:2018
Environmental testing - Part 3-5: Supporting documentation and guidance - Confirmation of the performance of temperature chambers |
| 4403 |
IEC 60068-3-5:2018 RLV
Environmental testing - Part 3-5: Supporting documentation and guidance - Confirmation of the performance of temperature chambers |
| 4404 |
IEC 60068-3-6:2018
Environmental testing - Part 3-6: Supporting documentation and guidance - Confirmation of the performance of temperature/ humidity chambers |
| 4405 |
IEC 60068-3-6:2018 RLV
Environmental testing - Part 3-6: Supporting documentation and guidance - Confirmation of the performance of temperature/ humidity chambers |
| 4406 |
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| 4407 |
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| 4408 |
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| 4409 |
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| 4410 |
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| 4411 |
IEC 60076-21:2018
Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators |
| 4412 |
IEC 60076-3:2013/AMD1:2018
Amendment 1 - Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air |
| 4413 |
IEC 60076-3:2013+AMD1:2018 CSV
Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air |
| 4414 |
IEC 60076-7:2018
Power transformers - Part 7: Loading guide for mineral-oil-immersed power transformers |
| 4415 |
IEC 60076-7:2018 RLV
Power transformers - Part 7: Loading guide for mineral-oil-immersed power transformers |
| 4416 |
IEC 60092-101:2018
Electrical installations in ships - Part 101: Definitions and general requirements |
| 4417 |
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| 4418 |
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| 4419 |
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| 4420 |
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