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| 4521 |
BS EN IEC 60477-2:2022Laboratory resistors. Laboratory AC resistors. Laboratory resistors. Laboratory AC resistors. |
| 4522 |
BS EN IEC 60477-2:2022-TCTracked Changes. Laboratory resistors. Laboratory AC resistors. Tracked Changes. Laboratory resistors. Laboratory AC resistors. |
| 4523 |
BS EN IEC 60512-27-200:2022Connectors for electrical and electronic equipment. Tests and measurements. Additional specifications for signal integrity tests up to 2 000 MHz on IEC 60603-7 series connectors. Tests 27a to 27g. Connectors for electrical and electronic equipment. Tests and measurements. Additional specifications for signal integrity tests up to 2 000 MHz on IEC 60603-7 series connectors. Tests 27a to 27g. |
| 4524 |
BS EN IEC 60512-99-002:2022Connectors for electrical and electronic equipment. Tests and measurements. Endurance test schedules. Test 99b: Test schedule for unmating under electrical load (IEC 60512-99-002:2022). Connectors for electrical and electronic equipment. Tests and measurements. Endurance test schedules. Test 99b: Test schedule for unmating under electrical load (IEC 60512-99-002:2022). |
| 4525 |
BS EN IEC 60512-99-002:2022-TCTracked Changes. Connectors for electrical and electronic equipment. Tests and measurements. Endurance test schedules. Test 99b: Test schedule for unmating under electrical load (IEC 60512-99-002:2022). Tracked Changes. Connectors for electrical and electronic equipment. Tests and measurements. Endurance test schedules. Test 99b: Test schedule for unmating under electrical load (IEC 60512-99-002:2022). |
| 4526 |
BS EN IEC 60519-4:2021Safety in installations for electroheating and electromagnetic processing. Particular requirements for arc furnace installations. Safety in installations for electroheating and electromagnetic processing. Particular requirements for arc furnace installations. |
| 4527 |
BS EN IEC 60519-4:2021-TCTracked Changes. Safety in installations for electroheating and electromagnetic processing. Particular requirements for arc furnace installations. Tracked Changes. Safety in installations for electroheating and electromagnetic processing. Particular requirements for arc furnace installations. |
| 4528 |
BS EN IEC 60534-4:2022-TCTracked Changes. Industrial-process control valves. Inspection and routine testing. Tracked Changes. Industrial-process control valves. Inspection and routine testing. |
| 4529 |
BS EN IEC 60544-5:2022Electrical insulating materials. Determination of the effects of ionizing radiation. Procedures for assessment of ageing in service. Electrical insulating materials. Determination of the effects of ionizing radiation. Procedures for assessment of ageing in service. |
| 4530 |
BS EN IEC 60545:2021-TCTracked Changes. Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps. Tracked Changes. Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps. |
| 4531 |
BS EN IEC 60587:2022Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. |
| 4532 |
BS EN IEC 60587:2022-TCTracked Changes. Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. Tracked Changes. Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. |
| 4533 |
BS EN IEC 60598-1:2021/A11:2022Luminaires. General requirements and tests. Luminaires. General requirements and tests. |
| 4534 |
BS EN IEC 60598-2-1:2021-TCTracked Changes. Luminaires. Particular requirements. Fixed general purpose luminaires. Tracked Changes. Luminaires. Particular requirements. Fixed general purpose luminaires. |
| 4535 |
BS EN IEC 60598-2-11:2013/A1:2022Luminaires. Particular requirements. Aquarium luminaires. Luminaires. Particular requirements. Aquarium luminaires. |
| 4536 |
BS EN IEC 60598-2-18:2022Luminaires. Particular requirements. Luminaires for swimming pools and similar applications. Luminaires. Particular requirements. Luminaires for swimming pools and similar applications. |
| 4537 |
BS EN IEC 60598-2-22:2022Luminaires. Particular requirements. Luminaires for emergency lighting. Luminaires. Particular requirements. Luminaires for emergency lighting. |
| 4538 |
BS EN IEC 60598-2-22:2022-TCTracked Changes. Luminaires. Particular requirements. Luminaires for emergency lighting. Tracked Changes. Luminaires. Particular requirements. Luminaires for emergency lighting. |
| 4539 |
BS EN IEC 60599:2022Mineral oil-filled electrical equipment in service. Guidance on the interpretation of dissolved and free gases analysis. Mineral oil-filled electrical equipment in service. Guidance on the interpretation of dissolved and free gases analysis. |
| 4540 |
BS EN IEC 60601-2-41:2021Medical electrical equipment. Particular requirements for the basic safety and essential performance of surgical luminaires and luminaires for diagnosis. Medical electrical equipment. Particular requirements for the basic safety and essential performance of surgical luminaires and luminaires for diagnosis. |
