Features:
1) Frequency range: 50Hz?5%
2) Accuracy: active Class 1.0, reactive Class 2.0
3) Reference voltage: 3 x 220 / 380V, 3 x 100V
4) Rated current: 3 x 1.5(6)A, 3 x 5(30)A, 3 x 10(40)A
5) Power loss: ?2W
6) Deviation of RTC: ?0.5s/D (23?3oC)
7) Backup lithium battery working life: ?10 years
8) Continuous working time: ?3 years
9) Measures total forward active accumulative energy (sharp, peak, shoulder and trough), total reverse active trough energy, forward reactive energy and total reverse reactive energy for current month and last 6 months
10) Measures total MD of forward active energy and time for current month and last 6 months
11) Four tariff periods (sharp, peak, shoulder and trough )
12) 12 time periods setting per day and time setting can be across 24 hours
13) Can set meter number (address), time period, calendar, RTC, reading date in the end of the month and starting readings for active / reactive energy
14) Records load curve, meter energy, active power, energy for missing current / voltage and starting / ending time
15) Infrared interface and RS 485 communication port with communication protocol conforming to IEC1107, DL/T645-1997
16) Monitoring function: records operation time of backup battery, accumulative programming times, the latest programming time, energy reset times and the latest reset time
17) Supports energy broadcast freezing order
18) Choices of Class 1 and 2 to ensure safety of data
19) Users can install the following functions separately: