Meba electronic energy meters MB321JF is a kind of new style three phase four wire active energy meter, it adopt micro-electronics technique, and imported large scale integrate circuit, use advanced technique of digital and SMT techniques, etc. The meter completely accord with relevant technical requirements of class 1 three phase active energy meter stipulated in international standard IEC 62053-21. It can accurate and directly measure 50Hz or 60Hz active energy consumption from three phase four wire AC electricity net, it is use for setting indoor or out door, and this meter has seven digits LCD displays shows the active energy consumption. It has following features: good reliability, small volume, light weight, specious nice appearance, convenient installation, etc.
|Model||Accuracy||Reference Voltage(V)||Current specifications(A)||Starting current(A)||Insulation performance|
|AC voltage 4kv for 1 minute,
pulse voltage 6kv