Low-voltage electrical distribution network up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 6. Effectiveness of residual current devices (RCD) in TT, TN and IT systems
Information processing systems. Telecommunications and information exchange between systems. End system to Intermediate system routing exchange protocol for use in conjunction with the protocol for providing the connectionless-mode network service
State system for ensuring the uniformity of measurements Instruments measuring the characteristics of ultraviolet radiation of solar bad Verification procedure
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