404 CT/PT connection, measure up to 6A;

404 Class 0.5S for active metering;

404 Bidirectional active and reactive energy;

404 Bidirectional active and reactive maximum demand;

404 Bidirectional active, reactive and apparent accumulative maximum demand;

404 History energy and demand data records;

404 Configurable flexible load profile;

404 Event logs;

404 Backup battery replaceable;

404 DLMS/COSEM compliant;

404 LLS/HLS data security;

404 Optical port;

404 RS485 port(optional);

404 RS232 port(optional);

404 G3-PLC/GPRS/3G/LTE replaceable module(optional);

Technical Specification

Supply voltage:3x57.7/100 … 230/400 Vac, 50Hz;

Reference current:1A;

Maximum current: 6A;

Start current: 1mA;

Voltage operating ranges: 0.8 ~ 1.15Un ;

Power consumption voltage circuits: ＜2 W (10 VA);

Active accuracy: class 0.5S according to IEC/EN 62053-22;

Reactive accuracy: class 2 according to IEC/EN 62053-23;

Active constant: 10000 imp/kWh;

Reactive constant:10000 imp/kvarh;

RTC precision: 0.5s/day @ 23 ℃ using quarz;

S0 pulses according to IEC/EN 62053-31;

Operating Temp:from -25 ℃ to +75 ℃;

Protection degree:IP 54 according to IEC/EN 60529 ;