Three Phase Three - Four Wire Multi-Function Meters

Features:
1) Standard: IEC 60687:2000, IEC 61268:1995
2) Rated voltage: 3 x 220 / 380V, 3 x 57.7 / 100V, 3 x 100V
3) Rated current: 3 x 0.3(1.2)A, 3 x 1.5(6)A, 3 x 5(6)A
4) Accuracy:
a) Active class: 0.2S, 0.5S, 1.0
b) Reactive class 2.0
5) The deviation of the RTC: ?0.5sec/day (20?3oC)
6) Power loss: ?5VA/phase
7) Backup lithium battery working life: ?10 years; Continuous working time:
?3 years
8) External connection voltage for impulse output optical couple
9) 4 tariffs, 10 TOD, 10 time zones per year, 1 - 2 holiday per week and public holidays for 10 years
10) Measures active energy for double direction, four quadrants reactive energy and maximum demand
11) Records the latest 7 times of time, number, cumulative energy for missing current / voltage and starting / ending time
12) Records load error curve
13) Wide screen LCD display
14) Display mode, content, sequence and time interval can be set
15) Infrared interface and RS485 communication port and supports energy broadcast freezing order via RS485
16) Records MD reset time, programming numbers, HHU series number
17) Communication protocol conforms to IEC1107 or DL/T645-1997
18) Records the latest 8 times of starting / ending time of over / short of voltage
19) 4 programmable impulse outputs and 2 calibration impulse outputs
20) Adjusts meter error by digital, sets parameter and reads energy by hand-hold meter reading device