ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Power quality standards
Power Quality Measurement Standards: IEC 61000-4-30:2015 Class A; IEC 61000-4-7:2009; IEC 61000-4-15:2010
Power Quality Product Standards: IEC 62586-1:2017; IEC 62586-12:2017
Power quality measurements
Waveform sampling: 1024 points/cycle
Harmonic wave: Total harmonic distortion;2~63rd harmonic amplitude, phase angle, distortion rate;Voltage crest factor, current K coefficient
Harmonics: Total inter-harmonic distortion;: 0~63 harmonic amplitude and distortion rate
Voltage deviation: The voltage deviation of each phase is up and down
Frequency deviation: Frequency deviation and downward deviation
Imbalance vs. ordinal components: Voltage and current imbalance; : Voltage and current positive/negative/zero-sequence components
Voltage fluctuations: Short-term flicker, long-term flicker
Grid signal voltage: 2 groups of 8 voltage signal detection
Analysis and recording
Voltage sags event logging:
Voltage sag event logging:
Voltage interruption event logging:
Fast voltage fluctuation capture event logging: Provides long-term flicker recording and short-term flicker recording
Inrush current event logging:
Signal voltage event logging:
ITIC/SEMI curves: It is displayed through the web page and display interface
Correctly assess the degree of hazard of transient power quality events and the tolerance of power equipment to voltage disturbances
Metering
Full-wave power: Forward/reverse/net/total/four-quadrant phases and total active energy, reactive energy, apparent energy; Supports both fundamental and full-wave power
Fundamental electrical energy:
Demand
Real-time demand: The current demand of each phase, the forward/reverse phases, the total active power demand, the reactive power demand, and the apparent power
Demand
Event logging
Monitor events: 1024 bars with 1ms resolution
Device logs: 1024 bars with 1ms resolution
Data Logging
Valid value records: Semi-weekly data such as voltage, current, and power are recorded
Waveform recording: 128 records; Three-phase voltage and current waveform data are recorded
DI/DO
Switching Inputs (DI): 8-channel DI (optional)
Switching Output (DO): Optional 8DO + 1Alarm
Communication
RS485 port: 2 pcs
RJ45 Ethernet port: 2, 100M/1000M
Communication Protocol: Modbus RTU, Modbus TCP, TCP/IP, HTTP, SNTP, IEC61850
Display: 7-inch TFT color screen, (resolution: 800x1280); Measurements, energy values, vector plots, waveform plots, ITIC/SEMI curves, harmonic histograms, power quality event recordings, and more
Time Sync: NTP, Modbus, GPS differential, IRIG-BIEEE 1588
Dimensions: 264*250*175mm
