DS/EN 62052-21:2005 Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 21: Tariff and load control equipment
This part of IEC 62052 specifies general reuirements for the type test of newly manufactured indoor tariff and load control equipment, like electronic ripple control receivers and time switches that are used to control electrical loads, multi-tariff registers and maximum demand indicator devices. This standard gives no requirements for constructional details internal to the tariff and load control equipment. In the case when tariff and load control functionality is integrated into multifunction electricity metering equipment, the relevant parts of this standard apply. This standard does not cover the acceptance test and the conformity test. Nevertheless, an
DS/EN 62052-21:2005 history
2005DS/EN 62052-21:2005 Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 21: Tariff and load control equipment