EMS3.0 Energy management system

four-quadrant electric energy, split-phase electric energy, apparent electric energy;

real-time demand and maximum demand;

electric parameter extreme value and last month Monthly extreme value;

voltage and current unbalance;

voltage and current phase angle;

total harmonic and 2nd-63rd subharmonic;

voltage crest factor, telephone waveform factor, current K coefficient, vector diagram, voltage and current waveform;

last 128 pcs of DIDO Records;

the latest 128 pcs of alarm records;

default switch communication 4DI2DO2EP1C;

Voltage deviation,Frequency deviation,

2nd-63rd Harmonics voltage/current,

0.5th-62.5th Interharmonics voltage/current,

Voltage flicker,Voltage fluctuation,Rapid voltage change;

Voltage interruption,Voltage swell,Voltage dip;

Transient current,Transient voltage;

Event recorder;Waveform recorder;

PQDIF saved;WebServer

RS485 (2 ports);Ethernet(4 ports);

GPS timing(IRIG-B);USB (1 port)

Accessories: IEC61850 

CT supervision,2 stages earth fault ,overcurrent IDMT,earth fault IDMT,

overload,trip and close circuit supervision, loss of voltage (trip), loss of voltage (alarm) ,

PT disconnection alarm,three phase auto-reclose,under

frequency,over frequency, post-accelerated

overcurrent,overvoltage protection,residual overvoltage protection

,directional power,FC block,synchro-check, rate of change of frequency,

auto-close with voltage recovery,over haul-lockout,auto-close with power recovery,loss of power.

2.Support HTTP(S)XML and JSON forwarding format.

3.2 channels 10/100M Ethernet port.

4.Max.8 channels RS485, Support Max.256 devices

5.Support SD card interface(max.32GB)

6.Multiple alarm setting for each device.