Electricity metering. Data exchange for meter reading, tariff and load control. Physical layer services and procedures for connection-oriented asynchronous data exchange— 30 стр.
91.140.50 Electricity. Including electric energy meters in buildings, emergency electrical supplies, etc. / Системы электроснабжения. Включая аварийное электроснабжение и т.д.
29.120.50 Fuses and other overcurrent protection devices / Плавкие предохранители и другие защитные устройства при перегрузках
