Shunt power capacitors of the non-self-healing type for a.c. systems having a rated voltage up to and including 1000 V. Part 2. Ageing test and destruction test
State system for ensuring the uniformity of measurements. Frequency and/or time standards. Methods for assessing basic metrological characteristics using signals transmitted by global navigation satellite
Low-vollage switchgear and controlgear assemblies. A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation
