Russian standards
Still camera shutters. Basic parameters. Technical requirements. Test methods
Document status: Active
Power transformer on-load tap-changing devices. General specifications
Document status: Active
Semiconductor frequency converters. General technical requirements
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Analogous transformers measuring current, voltage, capacity, frequency, resistance. General specifications
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Apparatus for ultrasonic therapeutics. General specifications
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D.c. circuit-breakers with rapid auto-reclosing. General technical requirements
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