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Low voltage surge protective devices. Part 21. Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
Document status: Active
Mechanical properties of fasteners made of carbon steel and alloy steel. Part 1. Bolts, screws and studs of specified property classes with coarse and fine pitch thread
Document status: Active
Electromagnetic compatibility of technical equipment. Frequency bandwidth and off-band emission requirements of radiotransmitters. Test and control methods
Document status: Active
Combined broaches with diameter from 50 to 120 mm for slitting holes with involute profile with wind round tail and centering at outside diameter with module from 1,5 to 2,5 mm. Construction
Document status: Active
Electric energy. Electromagnetic compatibility of technical equipment. Power quality measurement methods
Document status: Cancelled
