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IEC 60051-7:1984 ed4.0

Заменен
Direct acting indicating analogue electrical measuring instruments and their accessories. Part 7: Special requirements for multi-function instruments — 13 стр.
Applies to multi-function analogue instruments and non-interchangeable accessories used with multi-function analogue instruments.
ICS
17.220.20 Measurement. Including measuring instruments, instrument transformers / Измерения электрических и магнитных величин. Включая измерительные приборы, измерительные трансформаторы